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Last 30 daysNo qualifying insider buying. Sales: $2.12M by 5 insiders.
114 trades · April 1, 2026 – October 2, 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 20 trades on this page.
Exercise or conversion
Mark Lin
EVP and CFO
Common Stock
Value context
Not established
Reported price
$0 reported · see filing
Understand this price
The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.
Tax or exercise withholding
Mark Lin
EVP and CFO
Common Stock
Value context
$279.12K
Reported price
$178.35 / share
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
Source
SEC EDGAR · Form 4
Issuer CIK
0000088941
Latest public acceptance
Oct 5, 2026, 08:02 PM UTC
Score calculated
Oct 6, 2026, 07:01 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.
Sale disclosed
Mark Lin
EVP and CFO
Common Stock
Reported value
$172.97K
Reported price
$178.87 / share
Exercise or conversion
Mark Lin
EVP and CFO
Restricted Stock Unit
Derivative security · not the ordinary share price.
Value context
Not a separate purchase
Exercise / conversion price
Exercise / conversion price not reported
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.
Exercise or conversion
Hong Q. Hou
President and CEO
Common Stock
Value context
Not established
Reported price
$0 reported · see filing
Understand this price
The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.
Tax or exercise withholding
Hong Q. Hou
President and CEO
Common Stock
Value context
$588.38K
Reported price
$178.35 / share
Sale disclosed
Hong Q. Hou
President and CEO
Common Stock
Reported value
$382.42K
Reported price
$191.21 / share
Exercise or conversion
Hong Q. Hou
President and CEO
Restricted Stock Unit
Derivative security · not the ordinary share price.
Value context
Not a separate purchase
Exercise / conversion price
Exercise / conversion price not reported
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.
Sale disclosed
Paul V. Walsh Jr
Director
Common Stock
Reported value
$86.31K
Reported price
$172.61 / share
Sale disclosed
Rodolpho C. Cardenuto
Director
Common Stock
Reported value
$877.98K
Reported price
$165.0025 / share
Exercise or conversion
Hong Q. Hou
President and CEO
Common Stock
Value context
Not established
Reported price
$0 reported · see filing
Understand this price
The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.
Tax or exercise withholding
Hong Q. Hou
President and CEO
Common Stock
Value context
$678.22K
Reported price
$163.94 / share
Exercise or conversion
Hong Q. Hou
President and CEO
Restricted Stock Unit
Derivative security · not the ordinary share price.
Value context
Not a separate purchase
Exercise / conversion price
Exercise / conversion price not reported
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.
Exercise or conversion
Jason Elliot Green
EVP and CCO
Common Stock
Value context
Not established
Reported price
$0 reported · see filing
Understand this price
The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.
Tax or exercise withholding
Jason Elliot Green
EVP and CCO
Common Stock
Value context
$162.14K
Reported price
$163.94 / share
Exercise or conversion
Jason Elliot Green
EVP and CCO
Restricted Stock Unit
Derivative security · not the ordinary share price.
Value context
Not a separate purchase
Exercise / conversion price
Exercise / conversion price not reported
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.
Exercise or conversion
John Michael Wilson
Chief Quality Officer and CTO
Common Stock
Value context
Not established
Reported price
$0 reported · see filing
Understand this price
The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.
Tax or exercise withholding
John Michael Wilson
Chief Quality Officer and CTO
Common Stock
Value context
$116.89K
Reported price
$163.94 / share
Exercise or conversion
John Michael Wilson
Chief Quality Officer and CTO
Restricted Stock Unit
Derivative security · not the ordinary share price.
Value context
Not a separate purchase
Exercise / conversion price
Exercise / conversion price not reported
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.
Exercise or conversion
Mark Lin
EVP and CFO
Common Stock
Value context
Not established
Reported price
$0 reported · see filing
Understand this price
The filing reports a zero transaction price. That is not a current market valuation; inspect the original filing for context.