SEIF MARGARET K
SEC Form 4 insider trading activity
SEIF MARGARET K has filed 1 SEC Form 4 filing (1 transaction rows) across 1 company, with disclosures dating back to 2026. 1 of those filings fall inside the rolling window. Most recent filing: Jun 12, 2026.
Companies traded
Other insiders at KOPN
No insider trading data found for SEIF MARGARET K.
Frequently asked questions
How many SEC Form 4 filings has SEIF MARGARET K made?
SEIF MARGARET K has filed 1 SEC Form 4 filing (1 transaction rows) across 1 company since 2026.
Which companies does SEIF MARGARET K trade?
SEIF MARGARET K has filed SEC Form 4 disclosures for 1 company, including KOPN.
When was SEIF MARGARET K's most recent SEC Form 4 filing?
SEIF MARGARET K's most recent SEC Form 4 filing on Tracefour is dated Jun 12, 2026.