The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Mar 4, 2026 | Nally Michael | Chief Executive Officer, Director | Buy(P) | 20K | $12.00 | $240K |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 12.7M | — | — |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Buy(P) | 1.6M | $16.00 | $25.0M |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Buy(P) | 1.6M | $16.00 | $25.0M |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Buy(P) | 1.6M | $16.00 | $25.0M |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 2.8M | — | — |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 2.8M | — | — |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 987K | — | — |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 13.7M | — | — |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 3.0M | — | $0 |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 2.1M | — | $0 |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 2.5M | — | $0 |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 1.3M | — | $0 |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 2.1M | — | $0 |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 18.5M | — | $0 |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 17.0M | — | $0 |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 1.5M | — | $0 |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 844K | — | $0 |
| Mar 2, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Conversion(C) | 1.3M | — | $0 |
| Mar 2, 2026 | Mendillo Jane L | Director | Buy(P) | 2K | $16.00 | $24K |
| Mar 2, 2026 | Bancel Stephane | Director | Conversion(C) | 724K | — | — |
| Mar 2, 2026 | Bancel Stephane | Director | Conversion(C) | 1.1M | — | $0 |
| Mar 2, 2026 | Nally Michael | Chief Executive Officer, Director | Conversion(C) | 658K | — | — |
| Mar 2, 2026 | Nally Michael | Chief Executive Officer, Director | Conversion(C) | 1.0M | — | $0 |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 987K | — | — |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 12.7M | — | — |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 13.7M | — | — |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Buy(P) | 1.6M | $16.00 | $25.0M |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 2.8M | — | — |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 2.8M | — | — |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Buy(P) | 1.6M | $16.00 | $25.0M |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Buy(P) | 1.6M | $16.00 | $25.0M |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 18.5M | — | $0 |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 17.0M | — | $0 |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 1.5M | — | $0 |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 3.0M | — | $0 |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 1.3M | — | $0 |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 2.5M | — | $0 |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 1.3M | — | $0 |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 2.1M | — | $0 |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 844K | — | $0 |
| Mar 2, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Conversion(C) | 2.1M | — | $0 |
| Mar 2, 2026 | Silvers Jason | President & CFO | Buy(P) | 1K | $16.00 | $16K |
| Mar 2, 2026 | Silvers Jason | President & CFO | Buy(P) | 500 | $16.00 | $8K |
| Mar 2, 2026 | Silvers Jason | President & CFO | Buy(P) | 500 | $16.00 | $8K |
| Mar 2, 2026 | Grous Beth | Chief People Officer | Buy(P) | 300 | $16.00 | $5K |
| Feb 26, 2026 | Flagship Pioneering Fund VI, L.P. | 10% Owner | Grant(A) | 30K | — | $0 |
| Feb 26, 2026 | Parker Paul Gray | Director | Grant(A) | 30K | — | $0 |
| Feb 26, 2026 | Fanucci Marsha | Director | Grant(A) | 30K | — | $0 |
| Feb 26, 2026 | Mendillo Jane L | Director | Grant(A) | 30K | — | $0 |
| Feb 26, 2026 | Bancel Stephane | Director | Grant(A) | 30K | — | $0 |
| Feb 26, 2026 | Nally Michael | Chief Executive Officer, Director | Grant(A) | 845K | — | $0 |
| Feb 26, 2026 | Nally Michael | Chief Executive Officer, Director | Grant(A) | 845K | — | $0 |
| Feb 26, 2026 | Grigoryan Gevorg | Chief Technology Officer | Grant(A) | 196K | — | $0 |
| Feb 26, 2026 | Grigoryan Gevorg | Chief Technology Officer | Grant(A) | 296K | — | $0 |
| Feb 26, 2026 | Nutritional Health LTP Fund General Partner LLC | 10% Owner | Grant(A) | 30K | — | $0 |
| Feb 26, 2026 | Silvers Jason | President & CFO | Grant(A) | 274K | — | $0 |
| Feb 26, 2026 | Silvers Jason | President & CFO | Grant(A) | 296K | — | $0 |
| Feb 26, 2026 | Simonian Nancy A | Director | Grant(A) | 30K | — | $0 |
| Feb 26, 2026 | Martin Sean | Chief Legal Officer & GC | Grant(A) | 190K | — | $0 |
| Feb 26, 2026 | Lee Laurie Anne | Chief Medical Officer | Grant(A) | 42K | — | $0 |
| Feb 26, 2026 | Arnold Frances | Director | Grant(A) | 30K | — | $0 |
| Feb 26, 2026 | Grous Beth | Chief People Officer | Grant(A) | 114K | — | $0 |
| Feb 26, 2026 | Vessey Rupert | Director | Grant(A) | 30K | — | $0 |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Coverage: Form 4 filings indexed 2021-03-29 → 2026-07-14. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).