Summary
Updated Aug 31, 2026
David B. Kunin is Director, 10% Owner of NORTECH SYSTEMS INC (NSYS). 1 SEC Form 4 filing on record, dated 19 May 2025.
Recent Transactions
1Every recent SEC Form 4 transaction David B. Kunin has reported, most recent first.
Trading Pattern
InsiderAlpha's records for David B. Kunin go back to 2025: 1 primary Form 4 filing, an average of 0.5 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Sector
No other insider has filed at David B. Kunin's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- Alfred Lin - $100.28M of DASH open-market activity in the last 12 months
- Jennifer L. Wong - $98.79M of RDDT open-market activity in the last 12 months
- Liberty 77 Capital L.P. - $97.70M of SATL open-market activity in the last 12 months
- Michael L. Speiser - $96.83M of SNOW open-market activity in the last 12 months
- Amit Agarwal - $94.87M of DDOG open-market activity in the last 12 months
- Scott Farquhar - $91.40M of TEAM open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is David B. Kunin?
David B. Kunin is a corporate insider, tracked as Director, 10% Owner of NORTECH SYSTEMS INC (NSYS). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did David B. Kunin last file a Form 4?
The only primary Form 4 on record is dated 19 May 2025.
Where can I see all of David B. Kunin's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Follow David B. Kunin and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial