Karen Lynne Martin - SEC Form 4 Insider Trading Activity
Director
Summary
Updated Aug 16, 2026
Karen Lynne Martin has filed 1 SEC Form 4 filing across 1 company in the last 90 days - buying. Lifetime open-market purchases: $100K.
Trading Pattern
InsiderAlpha's records for Karen Lynne Martin go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. The typical open-market purchase is $100K (1 buy totaling $100K). The largest single buy on record is $100K of PNAQ in 2026. 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.
Career & Filing History
Every role Karen Lynne Martin has reported on a Form 4, reconstructed from the filings themselves. Reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Director at Pinnacle Acquisition Corp (PNAQ) - 1 filing, 2026
Recent Transactions
1| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| PNAQ | Pinnacle Acquisition Corp | P - Open-market purchase | 10.0K | $10.00 | $100K |
Companies - Last 90 Days
1- Pinnacle Acquisition Corp (PNAQ) - 1 filing, last 2026-08-12
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Karen Lynne Martin has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Steven Kenneth Hudson - $14.75M of PNAQ open-market activity in the last 12 months
- Andrew Rechtschaffen - $12.25M of PNAQ open-market activity in the last 12 months
- PAC Sponsor, LLC - $2.25M of PNAQ open-market activity in the last 12 months
- Paul J. Stoyan - $350K of PNAQ open-market activity in the last 12 months
- Harry Brandler - $100K of PNAQ 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 Karen Lynne Martin?
Karen Lynne Martin is a corporate insider - currently tracked as Director of Pinnacle Acquisition Corp (PNAQ). InsiderAlpha tracks every SEC Form 4 filing in real time.
How many SEC Form 4 filings has Karen Lynne Martin submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Karen Lynne Martin been buying or selling stock?
Recorded transactions: 1 open-market purchase ($100K) and 0 open-market sales across all tracked filings.
Where can I see all of Karen Lynne Martin'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
Get alerts when Karen Lynne Martin files a new Form 4
Track every insider buy in real time, with AI-scored daily trade ideas and 10b5-1 plan flags.
Free during early access · No credit card required