Summary
Updated Aug 31, 2026
John M. Leonard is President and CEO, Director of Intellia Therapeutics, Inc. (NTLA). 5 SEC Form 4 filings on record going back to 2025, most recently on 24 August 2026. Most recent open-market trade: sold $36K of NTLA on 24 August 2026. Lifetime open-market sales: $1.44M.
Recent Transactions
10Every recent SEC Form 4 transaction John M. Leonard has reported, most recent first.
Trading Pattern
InsiderAlpha's records for John M. Leonard go back to 2025: 5 primary Form 4 filings, an average of 2.5 per year. 9 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies John M. Leonard 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.
- Fred E. Cohen - $1.40M of NTLA open-market activity in the last 12 months
- Edward J. Dulac III - $234K of NTLA open-market activity in the last 12 months
- James Basta - $112K of NTLA open-market activity in the last 12 months
- David Lebwohl - $110K of NTLA open-market activity in the last 12 months
- Michael P. Dube - $104K of NTLA open-market activity in the last 12 months
- Eliana Clark - $96K of NTLA 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 John M. Leonard?
John M. Leonard is a corporate insider, tracked as President and CEO, Director of Intellia Therapeutics, Inc. (NTLA). InsiderAlpha holds 5 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 John M. Leonard submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has John M. Leonard been buying or selling stock?
Recorded transactions: 0 open-market purchases and 6 open-market sales ($1.44M) across all tracked filings.
Where can I see all of John M. Leonard'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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