Halinski John William
SEC Form 4 insider trading activity
Halinski John William has filed 5 SEC Form 4 filings (5 transaction rows) across 1 company, with disclosures dating back to 2026. 5 of those filings fall inside the rolling window. Most recent filing: Sep 9, 2026.
Companies traded
Other insiders at ASTC
No insider trading data found for Halinski John William.
Frequently asked questions
How many SEC Form 4 filings has Halinski John William made?
Halinski John William has filed 5 SEC Form 4 filings (5 transaction rows) across 1 company since 2026.
Which companies does Halinski John William trade?
Halinski John William has filed SEC Form 4 disclosures for 1 company, including ASTC.
When was Halinski John William's most recent SEC Form 4 filing?
Halinski John William's most recent SEC Form 4 filing on Tracefour is dated Sep 9, 2026.