Summary
Updated Aug 30, 2026
James W. McCollum is Director of LENZ Therapeutics, Inc. (LENZ). 3 SEC Form 4 filings on record going back to 2025, most recently on 16 June 2026. Most recent open-market trade: bought $239K of LENZ on 10 November 2025. Lifetime open-market purchases: $239K.
Recent Transactions
1Every recent SEC Form 4 transaction James W. McCollum has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies James W. McCollum files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Versant Venture Capital VI, L.P. - $16.07M of LENZ open-market activity in the last 12 months
- Shawn Olsson - $261K of LENZ open-market activity in the last 12 months
- Evert B. Schimmelpennink - $251K of LENZ open-market activity in the last 12 months
- Daniel R. Chevallard - $114K of LENZ open-market activity in the last 12 months
- Jeffrey P. George - $50K of LENZ 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 James W. McCollum?
James W. McCollum is a corporate insider, tracked as Director of LENZ Therapeutics, Inc. (LENZ). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has James W. McCollum submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has James W. McCollum been buying or selling stock?
Recorded transactions: 1 open-market purchase ($239K) and 0 open-market sales across all tracked filings.
Where can I see all of James W. McCollum'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.
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