Summary
Updated Aug 30, 2026
John Edward Robinson is Chief Scientific Officer of Cogent Biosciences, Inc. (COGT). 2 SEC Form 4 filings on record, most recently on 30 December 2025. Most recent open-market trade: sold $3.49M of COGT on 30 December 2025. Lifetime open-market sales: $3.49M.
Recent Transactions
4Every recent SEC Form 4 transaction John Edward Robinson 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 John Edward Robinson 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.
- Fairmount Funds Management LLC - $370.02M of COGT open-market activity in the last 12 months
- Jessica Sachs - $3.20M of COGT open-market activity in the last 12 months
- John L. Green - $2.98M of COGT open-market activity in the last 12 months
- Evan Kearns - $2.52M of COGT 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 Edward Robinson?
John Edward Robinson is a corporate insider, tracked as Chief Scientific Officer of Cogent Biosciences, Inc. (COGT). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did John Edward Robinson last file a Form 4?
The most recent primary Form 4 on record is dated 30 December 2025, one of 2 filings going back to 2025.
Has John Edward Robinson been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($3.49M) across all tracked filings.
Where can I see all of John Edward Robinson'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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