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A

AMPL

Nasdaq

Amplitude, Inc.

Latest disclosureOctober 7, 2026
Insider score Why 0?
0/ 100
Qualifying buys · 30d
$0

0 purchases · 9 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 43

Limited filing history
All43Buying0Selling9Other34
Filters

Last 30 daysNo qualifying insider buying. Sales: $7.26M by 2 insiders.

9 of 43 trades · April 5, 2026 – 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 9 trades on this page.

Sale disclosed

Spenser Skates

CEO and President

Class A Common Stock

Reported value
$1.02M
Reported price
$14.5203 / share
Traded October 2, 2026Filed October 6, 2026SEC filing
Sale disclosed

Spenser Skates

CEO and President

Class A Common Stock

Reported value
$19.86K
Reported price
$14.453 / share
Traded September 30, 2026Filed October 2, 2026SEC filing
Sale disclosed

Spenser Skates

CEO and President

Class A Common Stock

Reported value
$51.14K
Reported price
$14.45 / share
Traded October 1, 2026Filed October 2, 2026SEC filing
Sale disclosed

Spenser Skates

CEO and President

Class A Common Stock

Reported value
$2.28M
Reported price
$12.3006 / share
Traded September 10, 2026Filed September 14, 2026SEC filing
Sale disclosed

Nathaniel Glenn Crook

Chief Commercial Officer

Class A Common Stock

Reported value
$3.9M
Reported price
$12.9925 / share
Traded September 4, 2026Filed September 9, 2026SEC filing
Sale disclosedAmended filing

Curtis Liu

Chief Technology Officer

Amended

Related filings are retained as evidence. This economic transaction is counted once.

This amendment supersedes the related original transaction.

Original SEC filing ↗Amended SEC filing ↗

Class A Common Stock

Reported value
$182.88K
Reported price
$8.0259 / share
Traded June 1, 2026Filed June 16, 2026SEC filing
Sale disclosed

Catherine Wong

Director

Class A Common Stock

Reported value
$50.58K
Reported price
$6.7865 / share
Traded June 12, 2026Filed June 15, 2026SEC filing
Sale disclosed

Curtis Liu

Chief Technology Officer

Superseded by later filing

Related filings are retained as evidence. This economic transaction is counted once.

This original record remains available as evidence. The later filing replaces it in totals and buying signals.

Superseding SEC filing ↗Original transaction filing ↗

Class A Common Stock

Reported value
Unavailable
Reported price
$8.0259 / share
Traded June 1, 2026Filed June 3, 2026SEC filing
Sale disclosed

Curtis Liu

Chief Technology Officer

Class A Common Stock

Reported value
$142.88K
Reported price
$8.1245 / share
Traded May 4, 2026Filed May 6, 2026SEC filing
Reporting insiderSecurity / transactionAmount / priceValueTraded / disclosedSource
CEO and PresidentClass A Common StockSale10b5-170,087$14.52 / share$1.02MOct 2Filed Oct 6 · 4d laterSEC filing
CEO and PresidentClass A Common StockSale10b5-11,374$14.45 / share$19.86KSep 30Filed Oct 2 · 2d laterSEC filing
CEO and PresidentClass A Common StockSale10b5-13,539$14.45 / share$51.14KOct 1Filed Oct 2 · 1d laterSEC filing
CEO and PresidentClass A Common StockSale10b5-1185,000$12.30 / share$2.28MSep 10Filed Sep 14 · 4d laterSEC filing
Chief Commercial OfficerClass A Common StockSale10b5-1300,000$12.99 / share$3.9MSep 4Filed Sep 9 · 5d laterSEC filing
Chief Technology Officer
Amended

Related filings are retained as evidence. This economic transaction is counted once.

This amendment supersedes the related original transaction.

Original SEC filing ↗Amended SEC filing ↗
Class A Common StockSale10b5-122,786$8.03 / share$182.88KJun 1Filed Jun 16 · 15d laterSEC filing
DirectorClass A Common StockSale10b5-17,453$6.79 / share$50.58KJun 12Filed Jun 15 · 3d laterSEC filing
Chief Technology Officer
Superseded by later filing

Related filings are retained as evidence. This economic transaction is counted once.

This original record remains available as evidence. The later filing replaces it in totals and buying signals.

Superseding SEC filing ↗Original transaction filing ↗
Class A Common StockSale10b5-122,201$8.03 / shareUnavailableJun 1Filed Jun 3 · 2d laterSEC filing
Chief Technology OfficerClass A Common StockSale10b5-117,586$8.12 / share$142.88KMay 4Filed May 6 · 2d laterSEC filing

Congress transactions 0

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

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

Explore furtherTechnical lab Company financials Test a strategy Compare company

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
0001866692
Latest public acceptance
Oct 7, 2026, 08:29 PM UTC
Score calculated
Oct 8, 2026, 12:10 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.