Chen Shirley
Senior Vice President of Custo
Chen Shirley has filed 3 SEC Form 4 filings (3 transaction rows) across 1 company, with disclosures dating back to 2025. 2 of those filings fall inside the rolling window. Most recent filing: Sep 4, 2026.
Companies traded
Other insiders at ONTO
No insider trading data found for Chen Shirley.
Frequently asked questions
How many SEC Form 4 filings has Chen Shirley made?
Chen Shirley has filed 3 SEC Form 4 filings (3 transaction rows) across 1 company since 2025.
Which companies does Chen Shirley trade?
Chen Shirley has filed SEC Form 4 disclosures for 1 company, including ONTO.
When was Chen Shirley's most recent SEC Form 4 filing?
Chen Shirley's most recent SEC Form 4 filing on Tracefour is dated Sep 4, 2026.
What is Chen Shirley's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Chen Shirley is listed as Senior Vice President of Custo.