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A

AMBQ

NYSE

Ambiq Micro, Inc.

Latest disclosureOctober 6, 2026
Insider score Why 0?
0/ 100
Qualifying buys · 30d
$0

0 purchases · 64 sales

Price by TradingViewDelayed quote from TradingView, for viewing only. It does not power Whale Atlas scores or alerts. If the quote does not load, open the TradingView link.

Insider transactions 127

Limited filing history
All127Buying0Selling64Other63
Filters

Last 30 daysNo qualifying insider buying. Sales: $9.9M by 5 insiders.

127 trades · July 31, 2025 – October 5, 2026Incomplete history: this shows the filings imported so far, not every filing ever made. Dates are trade dates. Filters affect this table only.

Showing the first 6 of 127 trades on this page.

Sale disclosed

Jeffrey G. Winzeler

Chief Financial Officer

Common Stock

Reported value
$161.92K
Reported price
$69.1083 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Jeffrey G. Winzeler

Chief Financial Officer

Common Stock

Reported value
$197.32K
Reported price
$69.7722 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Jeffrey G. Winzeler

Chief Financial Officer

Common Stock

Reported value
$20.41K
Reported price
$71.8592 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$491.57K
Reported price
$69.1083 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$598.99K
Reported price
$69.7722 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$61.94K
Reported price
$71.8592 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$257.64K
Reported price
$69.1083 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$313.97K
Reported price
$69.7722 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$32.48K
Reported price
$71.8592 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$172.22K
Reported price
$69.1083 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$209.87K
Reported price
$69.7722 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$21.7K
Reported price
$71.8592 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$365.63K
Reported price
$66.3808 / share
Traded October 5, 2026Filed October 6, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$120.91K
Reported price
$67.2861 / share
Traded October 5, 2026Filed October 6, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$54.46K
Reported price
$68.0757 / share
Traded October 5, 2026Filed October 6, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$6.95K
Reported price
$69.51 / share
Traded October 5, 2026Filed October 6, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Common Stock

Value context
$56.84K
Reported price
$8.12 / share
Traded September 15, 2026Filed September 17, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$116.27K
Reported price
$59.5339 / share
Traded September 15, 2026Filed September 17, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$299.57K
Reported price
$60.5564 / share
Traded September 15, 2026Filed September 17, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$6.1K
Reported price
$61.00 / share
Traded September 15, 2026Filed September 17, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded September 15, 2026Filed September 17, 2026SEC filing
Sale disclosed

Ker Zhang

Director

Common Stock

Reported value
$576.81K
Reported price
$63.3856 / share
Traded September 11, 2026Filed September 15, 2026SEC filing
Sale disclosed

Ker Zhang

Director

Common Stock

Reported value
$57.55K
Reported price
$63.9467 / share
Traded September 11, 2026Filed September 15, 2026SEC filing
Exercise or conversion

Sean Chihhsiang Chen

President and COO

Common Stock

Value context
$121.8K
Reported price
$8.12 / share
Traded September 14, 2026Filed September 15, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$154.35K
Reported price
$59.3637 / share
Traded September 14, 2026Filed September 15, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$662.62K
Reported price
$60.238 / share
Traded September 14, 2026Filed September 15, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$85.17K
Reported price
$60.8332 / share
Traded September 14, 2026Filed September 15, 2026SEC filing
Exercise or conversion

Sean Chihhsiang Chen

President and COO

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded September 14, 2026Filed September 15, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Common Stock

Value context
$630K
Reported price
$12.60 / share
Traded September 11, 2026Filed September 15, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$2.66M
Reported price
$63.2661 / share
Traded September 11, 2026Filed September 15, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$505.57K
Reported price
$63.8583 / share
Traded September 11, 2026Filed September 15, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Common Stock

Value context
$109.62K
Reported price
$8.12 / share
Traded September 15, 2026Filed September 15, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$225.44K
Reported price
$59.5626 / share
Traded September 15, 2026Filed September 15, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$582.17K
Reported price
$60.5482 / share
Traded September 15, 2026Filed September 15, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$6.1K
Reported price
$61.00 / share
Traded September 15, 2026Filed September 15, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$12.60 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded September 11, 2026Filed September 15, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$12.60 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded September 11, 2026Filed September 15, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded September 15, 2026Filed September 15, 2026SEC filing
Exercise or conversion

Sean Chihhsiang Chen

President and COO

Common Stock

Value context
$121.8K
Reported price
$8.12 / share
Traded September 4, 2026Filed September 9, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$734.93K
Reported price
$57.0866 / share
Traded September 4, 2026Filed September 9, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$122.62K
Reported price
$57.6786 / share
Traded September 4, 2026Filed September 9, 2026SEC filing
Exercise or conversion

Sean Chihhsiang Chen

President and COO

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded September 4, 2026Filed September 9, 2026SEC filing
Exercise or conversion

Ker Zhang

Director

Common Stock

Value context
$10.5K
Reported price
$5.88 / share
Traded September 4, 2026Filed September 9, 2026SEC filing
Sale disclosed

Ker Zhang

Director

Common Stock

Reported value
$10.53K
Reported price
$56.92 / share
Traded September 4, 2026Filed September 9, 2026SEC filing
Exercise or conversion

Ker Zhang

Director

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$5.88 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded September 4, 2026Filed September 9, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Common Stock

Value context
$109.62K
Reported price
$8.12 / share
Traded August 31, 2026Filed September 2, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$335.45K
Reported price
$56.866 / share
Traded August 31, 2026Filed September 2, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$317.71K
Reported price
$57.7547 / share
Traded August 31, 2026Filed September 2, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$122.89K
Reported price
$58.5186 / share
Traded August 31, 2026Filed September 2, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Common Stock

Value context
$557.81K
Reported price
$12.60 / share
Traded August 31, 2026Filed September 2, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$886.22K
Reported price
$56.8089 / share
Traded August 31, 2026Filed September 2, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$796.28K
Reported price
$57.7012 / share
Traded August 31, 2026Filed September 2, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$327.36K
Reported price
$58.4569 / share
Traded August 31, 2026Filed September 2, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Common Stock

Value context
$617.06K
Reported price
$12.60 / share
Traded September 1, 2026Filed September 2, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$2.76M
Reported price
$56.3889 / share
Traded September 1, 2026Filed September 2, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Common Stock

Value context
$138.94K
Reported price
$12.60 / share
Traded September 2, 2026Filed September 2, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$81.53K
Reported price
$56.1529 / share
Traded September 2, 2026Filed September 2, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$543.57K
Reported price
$56.7701 / share
Traded September 2, 2026Filed September 2, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 31, 2026Filed September 2, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$12.60 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 31, 2026Filed September 2, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$12.60 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 31, 2026Filed September 2, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$12.60 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded September 1, 2026Filed September 2, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$12.60 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded September 2, 2026Filed September 2, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Common Stock

Value context
$81.2K
Reported price
$8.12 / share
Traded August 26, 2026Filed August 28, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Common Stock

Value context
$223.3K
Reported price
$8.12 / share
Traded August 26, 2026Filed August 28, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$1.64M
Reported price
$59.5807 / share
Traded August 26, 2026Filed August 28, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Common Stock

Value context
$223.3K
Reported price
$8.12 / share
Traded August 27, 2026Filed August 28, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$1.35M
Reported price
$59.6916 / share
Traded August 27, 2026Filed August 28, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$296.18K
Reported price
$60.321 / share
Traded August 27, 2026Filed August 28, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 26, 2026Filed August 28, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 26, 2026Filed August 28, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 27, 2026Filed August 28, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Common Stock

Value context
$56.84K
Reported price
$8.12 / share
Traded August 14, 2026Filed August 18, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$50.6K
Reported price
$63.2562 / share
Traded August 14, 2026Filed August 18, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$347.79K
Reported price
$64.4061 / share
Traded August 14, 2026Filed August 18, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$52.24K
Reported price
$65.3013 / share
Traded August 14, 2026Filed August 18, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 14, 2026Filed August 18, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Common Stock

Value context
$109.62K
Reported price
$8.12 / share
Traded August 14, 2026Filed August 18, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$81.13K
Reported price
$63.2857 / share
Traded August 14, 2026Filed August 18, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$690.2K
Reported price
$64.3964 / share
Traded August 14, 2026Filed August 18, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$97.89K
Reported price
$65.2621 / share
Traded August 14, 2026Filed August 18, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded August 14, 2026Filed August 18, 2026SEC filing
Award disclosed

Wen Hsuan HSIEH

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 8, 2026Filed June 10, 2026SEC filing
Award disclosed

Timothy Chen

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 8, 2026Filed June 10, 2026SEC filing
Award disclosed

Bernard Bennett Banks

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 8, 2026Filed June 10, 2026SEC filing
Award disclosed

Joseph A. Tautges

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 8, 2026Filed June 10, 2026SEC filing
Award disclosed

Ker Zhang

Director

Common Stock

Value context
Non-cash award
Reported price
Award · no purchase price
Understand this price

The filing reports a zero transaction price for this award. It does not mean the awarded securities have no market value.

Traded June 8, 2026Filed June 10, 2026SEC filing
Exercise or conversion

Jeffrey G. Winzeler

Chief Financial Officer

Common Stock

Value context
$99.99K
Reported price
$16.80 / share
Traded June 2, 2026Filed June 4, 2026SEC filing
Exercise or conversion

Jeffrey G. Winzeler

Chief Financial Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$16.80 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded June 2, 2026Filed June 4, 2026SEC filing
Sale disclosed

Timothy Chen

Director

Common Stock

Reported value
$1.77M
Reported price
$78.85 / share
Traded May 27, 2026Filed May 29, 2026SEC filing
Sale disclosed

Timothy Chen

Director

Common Stock

Reported value
$1.93M
Reported price
$79.72 / share
Traded May 27, 2026Filed May 29, 2026SEC filing
Sale disclosed

Timothy Chen

Director

Common Stock

Reported value
$1.67M
Reported price
$80.61 / share
Traded May 27, 2026Filed May 29, 2026SEC filing
Sale disclosed

Timothy Chen

Director

Common Stock

Reported value
$266.24K
Reported price
$81.57 / share
Traded May 27, 2026Filed May 29, 2026SEC filing
Conversion disclosedAmended filing

Timothy Chen

Director

Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
Unverified
Raw implied value
—
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗

Common Stock

Value context
—
Reported price
—
Understand this price

Filing error, value unverified. The filed amounts are preserved for review and excluded from buying signals and transaction totals until verified.

Traded July 31, 2025Filed May 29, 2026SEC filing
Conversion disclosedAmended filing

Timothy Chen

Director

Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗

Series F-1 Convertible Preferred Stock

Derivative security · not the ordinary share price.

Value context
—
Exercise / conversion price
—
Understand this price

Filing error, value unverified. The filed amounts are preserved for review and excluded from buying signals and transaction totals until verified.

Traded July 31, 2025Filed May 29, 2026SEC filing
Exercise or conversion

Jeffrey G. Winzeler

Chief Financial Officer

Common Stock

Value context
$436.8K
Reported price
$16.80 / share
Traded May 14, 2026Filed May 18, 2026SEC filing
Sale disclosed

Jeffrey G. Winzeler

Chief Financial Officer

Common Stock

Reported value
$1.81M
Reported price
$69.8981 / share
Traded May 14, 2026Filed May 18, 2026SEC filing
Sale disclosed

Jeffrey G. Winzeler

Chief Financial Officer

Common Stock

Reported value
$5.79K
Reported price
$70.65 / share
Traded May 14, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Jeffrey G. Winzeler

Chief Financial Officer

Common Stock

Value context
$99.99K
Reported price
$16.80 / share
Traded May 15, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Jeffrey G. Winzeler

Chief Financial Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$16.80 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded May 14, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Jeffrey G. Winzeler

Chief Financial Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$16.80 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded May 15, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Common Stock

Value context
$82.82K
Reported price
$8.12 / share
Traded May 14, 2026Filed May 18, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$267.63K
Reported price
$68.6234 / share
Traded May 14, 2026Filed May 18, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$424.52K
Reported price
$69.5936 / share
Traded May 14, 2026Filed May 18, 2026SEC filing
Sale disclosed

Scott McLean Hanson

Chief Technology Officer

Common Stock

Reported value
$14.1K
Reported price
$70.50 / share
Traded May 14, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Common Stock

Value context
$65.77K
Reported price
$8.12 / share
Traded May 15, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded May 14, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Scott McLean Hanson

Chief Technology Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded May 15, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Sean Chihhsiang Chen

President and COO

Common Stock

Value context
$327.43K
Reported price
$5.88 / share
Traded May 15, 2026Filed May 18, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$2.28M
Reported price
$70.5334 / share
Traded May 15, 2026Filed May 18, 2026SEC filing
Sale disclosed

Sean Chihhsiang Chen

President and COO

Common Stock

Reported value
$1.67M
Reported price
$71.3746 / share
Traded May 15, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Sean Chihhsiang Chen

President and COO

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$5.88 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded May 15, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Common Stock

Value context
$487.2K
Reported price
$8.12 / share
Traded May 14, 2026Filed May 18, 2026SEC filing
Sale disclosed

Fumihide Esaka

Chief Executive Officer

Common Stock

Reported value
$4.2M
Reported price
$70.0187 / share
Traded May 14, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Common Stock

Value context
$369.16K
Reported price
$8.12 / share
Traded May 15, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Common Stock

Value context
$183.17K
Reported price
$12.60 / share
Traded May 15, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded May 14, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$8.12 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded May 15, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$12.60 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded May 15, 2026Filed May 18, 2026SEC filing
Exercise or conversion

Fumihide Esaka

Chief Executive Officer

Stock Option (Right to Buy)

Derivative security · not the ordinary share price.

Value context
Not a separate purchase
Exercise / conversion price
$12.60 exercise / conversion price
Understand this price

This row records an option exercise or conversion. The derivative transaction price is separate from the exercise price; it is not the stock's market price. Its row value is not shown as another stock purchase.

Traded May 15, 2026Filed May 18, 2026SEC filing
Sale disclosed

Michele Kim Connors

General Counsel

Common Stock

Reported value
$17.19K
Reported price
$26.0385 / share
Traded April 2, 2026Filed April 6, 2026SEC filing
Sale disclosed

Michele Kim Connors

General Counsel

Common Stock

Reported value
$4.02K
Reported price
$26.6509 / share
Traded April 2, 2026Filed April 6, 2026SEC filing
Award disclosedAmended filing

Jeffrey G. Winzeler

Chief Financial Officer

Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗

Common Stock

Value context
—
Reported price
—
Understand this price

Filing error, value unverified. The filed amounts are preserved for review and excluded from buying signals and transaction totals until verified.

Traded March 6, 2026Filed April 2, 2026SEC filing
Award disclosedAmended filing

Sean Chihhsiang Chen

President and COO

Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗

Common Stock

Value context
—
Reported price
—
Understand this price

Filing error, value unverified. The filed amounts are preserved for review and excluded from buying signals and transaction totals until verified.

Traded March 6, 2026Filed April 2, 2026SEC filing
Award disclosedAmended filing

Scott McLean Hanson

Chief Technology Officer

Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗

Common Stock

Value context
—
Reported price
—
Understand this price

Filing error, value unverified. The filed amounts are preserved for review and excluded from buying signals and transaction totals until verified.

Traded March 6, 2026Filed April 2, 2026SEC filing
Award disclosedAmended filing

Fumihide Esaka

Chief Executive Officer

Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗

Common Stock

Value context
—
Reported price
—
Understand this price

Filing error, value unverified. The filed amounts are preserved for review and excluded from buying signals and transaction totals until verified.

Traded March 6, 2026Filed April 2, 2026SEC filing
Award disclosedAmended filing

Michele Kim Connors

General Counsel

Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗

Common Stock

Value context
—
Reported price
—
Understand this price

Filing error, value unverified. The filed amounts are preserved for review and excluded from buying signals and transaction totals until verified.

Traded March 6, 2026Filed April 2, 2026SEC filing
Reporting insiderSecurity / transactionAmount / priceValueTraded / disclosedSource
Chief Financial OfficerCommon StockSale3 trades5,455avg $69.60 / share$379.64KOct 2Filed Oct 6 · 4d later
3 filings
  • 2,343 @ $69.11 · $161.92KSEC filing
  • 2,828 @ $69.77 · $197.32KSEC filing
  • 284 @ $71.86 · $20.41KSEC filing
Chief Executive OfficerCommon StockSale3 trades16,560avg $69.60 / share$1.15MOct 2Filed Oct 6 · 4d later
3 filings
  • 7,113 @ $69.11 · $491.57KSEC filing
  • 8,585 @ $69.77 · $598.99KSEC filing
  • 862 @ $71.86 · $61.94KSEC filing
Chief Technology OfficerCommon StockSale3 trades8,680avg $69.60 / share$604.09KOct 2Filed Oct 6 · 4d later
3 filings
  • 3,728 @ $69.11 · $257.64KSEC filing
  • 4,500 @ $69.77 · $313.97KSEC filing
  • 452 @ $71.86 · $32.48KSEC filing
President and COOCommon StockSale10b5-13 trades5,802avg $69.60 / share$403.79KOct 2Filed Oct 6 · 4d later
3 filings
  • 2,492 @ $69.11 · $172.22KSEC filing
  • 3,008 @ $69.77 · $209.87KSEC filing
  • 302 @ $71.86 · $21.7KSEC filing
President and COOCommon StockSale10b5-14 trades8,205avg $66.78 / share$547.95KOct 5Filed Oct 6 · 1d later
4 filings
  • 5,508 @ $66.38 · $365.63KSEC filing
  • 1,797 @ $67.29 · $120.91KSEC filing
  • 800 @ $68.08 · $54.46KSEC filing
  • 100 @ $69.51 · $6.95KSEC filing
Chief Technology OfficerCommon StockOption exercise or conversion10b5-17,000$8.12 / share$56.84KSep 15Filed Sep 17 · 2d laterSEC filing
Chief Technology OfficerCommon StockSale10b5-13 trades7,000avg $60.28 / share$421.94KSep 15Filed Sep 17 · 2d later
3 filings
  • 1,953 @ $59.53 · $116.27KSEC filing
  • 4,947 @ $60.56 · $299.57KSEC filing
  • 100 @ $61.00 · $6.1KSEC filing
Chief Technology OfficerStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units7,000$8.12 exercise / conversion priceNot a separate purchaseSep 15Filed Sep 17 · 2d laterSEC filing
DirectorCommon StockSale2 trades10,000avg $63.44 / share$634.36KSep 11Filed Sep 15 · 4d later
2 filings
  • 9,100 @ $63.39 · $576.81KSEC filing
  • 900 @ $63.95 · $57.55KSEC filing
President and COOCommon StockOption exercise or conversion10b5-115,000$8.12 / share$121.8KSep 14Filed Sep 15 · 1d laterSEC filing
President and COOCommon StockSale10b5-13 trades15,000avg $60.14 / share$902.13KSep 14Filed Sep 15 · 1d later
3 filings
  • 2,600 @ $59.36 · $154.35KSEC filing
  • 11,000 @ $60.24 · $662.62KSEC filing
  • 1,400 @ $60.83 · $85.17KSEC filing
President and COOStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units15,000$8.12 exercise / conversion priceNot a separate purchaseSep 14Filed Sep 15 · 1d laterSEC filing
Chief Executive OfficerCommon StockOption exercise or conversion10b5-150,000$12.60 / share$630KSep 11Filed Sep 15 · 4d laterSEC filing
Chief Executive OfficerCommon StockSale10b5-12 trades50,000avg $63.36 / share$3.17MSep 11Filed Sep 15 · 4d later
2 filings
  • 42,083 @ $63.27 · $2.66MSEC filing
  • 7,917 @ $63.86 · $505.57KSEC filing
Chief Executive OfficerCommon StockOption exercise or conversion10b5-113,500$8.12 / share$109.62KSep 15Filed Sep 15 · 0d laterSEC filing
Chief Executive OfficerCommon StockSale10b5-13 trades13,500avg $60.28 / share$813.72KSep 15Filed Sep 15 · 0d later
3 filings
  • 3,785 @ $59.56 · $225.44KSEC filing
  • 9,615 @ $60.55 · $582.17KSEC filing
  • 100 @ $61.00 · $6.1KSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units19,007$12.60 exercise / conversion priceNot a separate purchaseSep 11Filed Sep 15 · 4d laterSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units30,993$12.60 exercise / conversion priceNot a separate purchaseSep 11Filed Sep 15 · 4d laterSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units13,500$8.12 exercise / conversion priceNot a separate purchaseSep 15Filed Sep 15 · 0d laterSEC filing
President and COOCommon StockOption exercise or conversion10b5-115,000$8.12 / share$121.8KSep 4Filed Sep 9 · 5d laterSEC filing
President and COOCommon StockSale10b5-12 trades15,000avg $57.17 / share$857.56KSep 4Filed Sep 9 · 5d later
2 filings
  • 12,874 @ $57.09 · $734.93KSEC filing
  • 2,126 @ $57.68 · $122.62KSEC filing
President and COOStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units15,000$8.12 exercise / conversion priceNot a separate purchaseSep 4Filed Sep 9 · 5d laterSEC filing
DirectorCommon StockOption exercise or conversion1,785$5.88 / share$10.5KSep 4Filed Sep 9 · 5d laterSEC filing
DirectorCommon StockSale185$56.92 / share$10.53KSep 4Filed Sep 9 · 5d laterSEC filing
DirectorStock Option (Right to Buy)Option exercise or conversionDerivative units1,785$5.88 exercise / conversion priceNot a separate purchaseSep 4Filed Sep 9 · 5d laterSEC filing
Chief Executive OfficerCommon StockOption exercise or conversion10b5-113,500$8.12 / share$109.62KAug 31Filed Sep 2 · 2d laterSEC filing
Chief Executive OfficerCommon StockSale10b5-13 trades13,500avg $57.49 / share$776.05KAug 31Filed Sep 2 · 2d later
3 filings
  • 5,899 @ $56.87 · $335.45KSEC filing
  • 5,501 @ $57.75 · $317.71KSEC filing
  • 2,100 @ $58.52 · $122.89KSEC filing
Chief Executive OfficerCommon StockOption exercise or conversion10b5-144,271$12.60 / share$557.81KAug 31Filed Sep 2 · 2d laterSEC filing
Chief Executive OfficerCommon StockSale10b5-13 trades35,000avg $57.42 / share$2.01MAug 31Filed Sep 2 · 2d later
3 filings
  • 15,600 @ $56.81 · $886.22KSEC filing
  • 13,800 @ $57.70 · $796.28KSEC filing
  • 5,600 @ $58.46 · $327.36KSEC filing
Chief Executive OfficerCommon StockOption exercise or conversion10b5-148,973$12.60 / share$617.06KSep 1Filed Sep 2 · 1d laterSEC filing
Chief Executive OfficerCommon StockSale10b5-148,973$56.39 / share$2.76MSep 1Filed Sep 2 · 1d laterSEC filing
Chief Executive OfficerCommon StockOption exercise or conversion10b5-111,027$12.60 / share$138.94KSep 2Filed Sep 2 · 0d laterSEC filing
Chief Executive OfficerCommon StockSale10b5-12 trades11,027avg $56.69 / share$625.11KSep 2Filed Sep 2 · 0d later
2 filings
  • 1,452 @ $56.15 · $81.53KSEC filing
  • 9,575 @ $56.77 · $543.57KSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units13,500$8.12 exercise / conversion priceNot a separate purchaseAug 31Filed Sep 2 · 2d laterSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units35,000$12.60 exercise / conversion priceNot a separate purchaseAug 31Filed Sep 2 · 2d laterSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units9,271$12.60 exercise / conversion priceNot a separate purchaseAug 31Filed Sep 2 · 2d laterSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units48,973$12.60 exercise / conversion priceNot a separate purchaseSep 1Filed Sep 2 · 1d laterSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units11,027$12.60 exercise / conversion priceNot a separate purchaseSep 2Filed Sep 2 · 0d laterSEC filing
Chief Technology OfficerCommon StockOption exercise or conversion10,000$8.12 / share$81.2KAug 26Filed Aug 28 · 2d laterSEC filing
Chief Technology OfficerCommon StockOption exercise or conversion27,500$8.12 / share$223.3KAug 26Filed Aug 28 · 2d laterSEC filing
Chief Technology OfficerCommon StockSale27,500$59.58 / share$1.64MAug 26Filed Aug 28 · 2d laterSEC filing
Chief Technology OfficerCommon StockOption exercise or conversion27,500$8.12 / share$223.3KAug 27Filed Aug 28 · 1d laterSEC filing
Chief Technology OfficerCommon StockSale2 trades27,500avg $59.80 / share$1.64MAug 27Filed Aug 28 · 1d later
2 filings
  • 22,590 @ $59.69 · $1.35MSEC filing
  • 4,910 @ $60.32 · $296.18KSEC filing
Chief Technology OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units10,000$8.12 exercise / conversion priceNot a separate purchaseAug 26Filed Aug 28 · 2d laterSEC filing
Chief Technology OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units27,500$8.12 exercise / conversion priceNot a separate purchaseAug 26Filed Aug 28 · 2d laterSEC filing
Chief Technology OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units27,500$8.12 exercise / conversion priceNot a separate purchaseAug 27Filed Aug 28 · 1d laterSEC filing
Chief Technology OfficerCommon StockOption exercise or conversion10b5-17,000$8.12 / share$56.84KAug 14Filed Aug 18 · 4d laterSEC filing
Chief Technology OfficerCommon StockSale10b5-13 trades7,000avg $64.38 / share$450.64KAug 14Filed Aug 18 · 4d later
3 filings
  • 800 @ $63.26 · $50.6KSEC filing
  • 5,400 @ $64.41 · $347.79KSEC filing
  • 800 @ $65.30 · $52.24KSEC filing
Chief Technology OfficerStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units7,000$8.12 exercise / conversion priceNot a separate purchaseAug 14Filed Aug 18 · 4d laterSEC filing
Chief Executive OfficerCommon StockOption exercise or conversion10b5-113,500$8.12 / share$109.62KAug 14Filed Aug 18 · 4d laterSEC filing
Chief Executive OfficerCommon StockSale10b5-13 trades13,500avg $64.39 / share$869.23KAug 14Filed Aug 18 · 4d later
3 filings
  • 1,282 @ $63.29 · $81.13KSEC filing
  • 10,718 @ $64.40 · $690.2KSEC filing
  • 1,500 @ $65.26 · $97.89KSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversion10b5-1Derivative units13,500$8.12 exercise / conversion priceNot a separate purchaseAug 14Filed Aug 18 · 4d laterSEC filing
DirectorCommon StockGrant or award4,957Award · no purchase priceNon-cash awardJun 8Filed Jun 10 · 2d laterSEC filing
DirectorCommon StockGrant or award4,957Award · no purchase priceNon-cash awardJun 8Filed Jun 10 · 2d laterSEC filing
DirectorCommon StockGrant or award4,957Award · no purchase priceNon-cash awardJun 8Filed Jun 10 · 2d laterSEC filing
DirectorCommon StockGrant or award4,957Award · no purchase priceNon-cash awardJun 8Filed Jun 10 · 2d laterSEC filing
DirectorCommon StockGrant or award4,957Award · no purchase priceNon-cash awardJun 8Filed Jun 10 · 2d laterSEC filing
Chief Financial OfficerCommon StockOption exercise or conversion5,952$16.80 / share$99.99KJun 2Filed Jun 4 · 2d laterSEC filing
Chief Financial OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units5,952$16.80 exercise / conversion priceNot a separate purchaseJun 2Filed Jun 4 · 2d laterSEC filing
DirectorCommon StockSale4 trades70,592avg $79.79 / share$5.63MMay 27Filed May 29 · 2d later
4 filings
  • 22,414 @ $78.85 · $1.77MSEC filing
  • 24,248 @ $79.72 · $1.93MSEC filing
  • 20,666 @ $80.61 · $1.67MSEC filing
  • 3,264 @ $81.57 · $266.24KSEC filing
Director
Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
Unverified
Raw implied value
—
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗
Common StockConversion70,592——Jul 31Filed May 29 · 302d laterSEC filing
Director
Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗
Series F-1 Convertible Preferred StockConversionDerivative units1,707,853——Jul 31Filed May 29 · 302d laterSEC filing
Chief Financial OfficerCommon StockOption exercise or conversion26,000$16.80 / share$436.8KMay 14Filed May 18 · 4d laterSEC filing
Chief Financial OfficerCommon StockSale2 trades26,000avg $69.90 / share$1.82MMay 14Filed May 18 · 4d later
2 filings
  • 25,918 @ $69.90 · $1.81MSEC filing
  • 82 @ $70.65 · $5.79KSEC filing
Chief Financial OfficerCommon StockOption exercise or conversion5,952$16.80 / share$99.99KMay 15Filed May 18 · 3d laterSEC filing
Chief Financial OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units26,000$16.80 exercise / conversion priceNot a separate purchaseMay 14Filed May 18 · 4d laterSEC filing
Chief Financial OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units5,952$16.80 exercise / conversion priceNot a separate purchaseMay 15Filed May 18 · 3d laterSEC filing
Chief Technology OfficerCommon StockOption exercise or conversion10,200$8.12 / share$82.82KMay 14Filed May 18 · 4d laterSEC filing
Chief Technology OfficerCommon StockSale3 trades10,200avg $69.24 / share$706.25KMay 14Filed May 18 · 4d later
3 filings
  • 3,900 @ $68.62 · $267.63KSEC filing
  • 6,100 @ $69.59 · $424.52KSEC filing
  • 200 @ $70.50 · $14.1KSEC filing
Chief Technology OfficerCommon StockOption exercise or conversion8,100$8.12 / share$65.77KMay 15Filed May 18 · 3d laterSEC filing
Chief Technology OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units10,200$8.12 exercise / conversion priceNot a separate purchaseMay 14Filed May 18 · 4d laterSEC filing
Chief Technology OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units8,100$8.12 exercise / conversion priceNot a separate purchaseMay 15Filed May 18 · 3d laterSEC filing
President and COOCommon StockOption exercise or conversion55,685$5.88 / share$327.43KMay 15Filed May 18 · 3d laterSEC filing
President and COOCommon StockSale2 trades55,685avg $70.89 / share$3.95MMay 15Filed May 18 · 3d later
2 filings
  • 32,351 @ $70.53 · $2.28MSEC filing
  • 23,334 @ $71.37 · $1.67MSEC filing
President and COOStock Option (Right to Buy)Option exercise or conversionDerivative units55,685$5.88 exercise / conversion priceNot a separate purchaseMay 15Filed May 18 · 3d laterSEC filing
Chief Executive OfficerCommon StockOption exercise or conversion60,000$8.12 / share$487.2KMay 14Filed May 18 · 4d laterSEC filing
Chief Executive OfficerCommon StockSale60,000$70.02 / share$4.2MMay 14Filed May 18 · 4d laterSEC filing
Chief Executive OfficerCommon StockOption exercise or conversion45,463$8.12 / share$369.16KMay 15Filed May 18 · 3d laterSEC filing
Chief Executive OfficerCommon StockOption exercise or conversion14,537$12.60 / share$183.17KMay 15Filed May 18 · 3d laterSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units60,000$8.12 exercise / conversion priceNot a separate purchaseMay 14Filed May 18 · 4d laterSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units45,463$8.12 exercise / conversion priceNot a separate purchaseMay 15Filed May 18 · 3d laterSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units7,936$12.60 exercise / conversion priceNot a separate purchaseMay 15Filed May 18 · 3d laterSEC filing
Chief Executive OfficerStock Option (Right to Buy)Option exercise or conversionDerivative units6,601$12.60 exercise / conversion priceNot a separate purchaseMay 15Filed May 18 · 3d laterSEC filing
General CounselCommon StockSale2 trades811avg $26.15 / share$21.21KApr 2Filed Apr 6 · 4d later
2 filings
  • 660 @ $26.04 · $17.19KSEC filing
  • 151 @ $26.65 · $4.02KSEC filing
Chief Financial Officer
Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗
Common StockGrant or award41,728——Mar 6Filed Apr 2 · 27d laterSEC filing
President and COO
Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗
Common StockGrant or award64,246——Mar 6Filed Apr 2 · 27d laterSEC filing
Chief Technology Officer
Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗
Common StockGrant or award80,308——Mar 6Filed Apr 2 · 27d laterSEC filing
Chief Executive Officer
Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗
Common StockGrant or award160,616——Mar 6Filed Apr 2 · 27d laterSEC filing
General Counsel
Filing error, value unverified

The filed price or transaction value needs verification before it can be used in totals or buying signals.

Raw filed price per unit
$0.00
Raw implied value
$0.00
Verified price
—
Verified value
—
Confidence
low
Validation findings
amendment requires reconciliation
Original transaction filing ↗
Common StockGrant or award32,123——Mar 6Filed Apr 2 · 27d laterSEC filing

Congress transactions 0

All Congress filings
No disclosed congressional trades for AMBQ in the imported filings.

This reflects the filings imported so far, not a complete trading history.

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Why this buying score?

No qualifying common-equity purchases

No eligible common-equity purchase is public by this cutoff within 180 transaction-date days. Other instruments, exercises and routine activity do not contribute purchase points.

+0 pts

This score describes qualifying insider purchases at issuer level. Read the methodology

Sources and coverage

Limited filing history · Market-wide discovery does not establish complete company history. View coverage
Source
SEC EDGAR · Form 4
Issuer CIK
0001500412
Latest public acceptance
Oct 7, 2026, 12:16 AM UTC
Score calculated
Oct 7, 2026, 12:19 AM UTC
Parser
form4-parser-1.5
Classifier
form4-classifier-1.1
Scoring methodology
insider-experimental-1.1
Availability
Public filing time, not trade date

Open a transaction's SEC filing for the primary evidence. A code P may describe an open-market or private purchase; classification is not proof of intent.

Insider activity can have many explanations. Signal Strength is not a probability of profit or a recommendation to trade.