NIEUWSMA DAVID J
SEC Form 4 insider trading activity
NIEUWSMA DAVID J 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 NIEUWSMA DAVID J.
Frequently asked questions
How many SEC Form 4 filings has NIEUWSMA DAVID J made?
NIEUWSMA DAVID J has filed 1 SEC Form 4 filing (1 transaction rows) across 1 company since 2026.
Which companies does NIEUWSMA DAVID J trade?
NIEUWSMA DAVID J has filed SEC Form 4 disclosures for 1 company, including KOPN.
When was NIEUWSMA DAVID J's most recent SEC Form 4 filing?
NIEUWSMA DAVID J's most recent SEC Form 4 filing on Tracefour is dated Jun 12, 2026.