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 |
|---|---|---|---|---|---|---|
| May 1, 2026 | Sayare Mitchel | Director | Grant(A) | 49K | — | $0 |
| May 1, 2026 | Gill John | Director | Grant(A) | 49K | — | $0 |
| May 1, 2026 | Jorkasky Diane | Director | Grant(A) | 49K | — | $0 |
| May 1, 2026 | Sohn Catherine A. | Director | Grant(A) | 49K | — | $0 |
| May 1, 2026 | Hodges Philip | Director | Grant(A) | 49K | — | $0 |
| May 1, 2026 | Schafer Klaus | Director | Grant(A) | 49K | — | $0 |
| May 1, 2026 | Pisano Wayne | Director | Grant(A) | 49K | — | $0 |
| May 1, 2026 | Lawver Teri L | Director | Grant(A) | 49K | — | $0 |
| Apr 6, 2026 | Gill John | Director | Buy(P) | 9K | $3.41 | $31K |
| Apr 1, 2026 | Weaver Gregory L | Chief Financial Officer | Buy(P) | 10K | $3.15 | $31K |
| Apr 1, 2026 | Durso Jerome Benedict | President and CEO, Director | Buy(P) | 15K | $3.14 | $47K |
| Mar 6, 2026 | Weaver Gregory L | Chief Financial Officer | Buy(P) | 5K | $3.54 | $18K |
| Mar 6, 2026 | Durso Jerome Benedict | President and CEO, Director | Buy(P) | 20K | $3.54 | $71K |
| Feb 26, 2026 | Weaver Gregory L | Chief Financial Officer | Grant(A) | 259K | — | $0 |
| Feb 26, 2026 | Weaver Gregory L | Chief Financial Officer | Grant(A) | 111K | — | $0 |
| Feb 26, 2026 | Roberts M Scot | Chief Scientific Officer | Grant(A) | 223K | — | $0 |
| Feb 26, 2026 | Roberts M Scot | Chief Scientific Officer | Grant(A) | 95K | — | $0 |
| Feb 2, 2026 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 8K | — | $0 |
| Feb 2, 2026 | Roberts M Scot | Chief Scientific Officer | Tax withholding(F) | 2K | $5.55 | $13K |
| Feb 2, 2026 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 8K | — | $0 |
| Jan 31, 2026 | Garg Vipin K | Director | Grant(A) | 7K | $3.07 | $21K |
| Jan 31, 2026 | Roberts M Scot | Chief Scientific Officer | Grant(A) | 6K | $3.07 | $17K |
| Jan 31, 2026 | Jordt Raymond M | Chief Business Officer | Grant(A) | 5K | $3.07 | $14K |
| Jan 30, 2026 | Garg Vipin K | Director | Tax withholding(F) | 12K | $5.60 | $65K |
| Jan 30, 2026 | Garg Vipin K | Director | Option exercise(M) | 27K | — | $0 |
| Jan 30, 2026 | Garg Vipin K | Director | Option exercise(M) | 27K | — | $0 |
| Jan 30, 2026 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 9K | — | $0 |
| Jan 30, 2026 | Roberts M Scot | Chief Scientific Officer | Tax withholding(F) | 3K | $5.60 | $16K |
| Jan 30, 2026 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 9K | — | $0 |
| Jan 27, 2026 | Garg Vipin K | Director | Option exercise(M) | 41K | — | $0 |
| Jan 27, 2026 | Garg Vipin K | Director | Tax withholding(F) | 18K | $6.18 | $111K |
| Jan 27, 2026 | Garg Vipin K | Director | Option exercise(M) | 41K | — | $0 |
| Jan 27, 2026 | Roberts M Scot | Chief Scientific Officer | Tax withholding(F) | 5K | $6.18 | $29K |
| Jan 27, 2026 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 16K | — | $0 |
| Jan 27, 2026 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 16K | — | $0 |
| Jan 27, 2026 | Jordt Raymond M | Chief Business Officer | Option exercise(M) | 16K | — | $0 |
| Jan 27, 2026 | Jordt Raymond M | Chief Business Officer | Tax withholding(F) | 4K | $6.18 | $26K |
| Jan 27, 2026 | Jordt Raymond M | Chief Business Officer | Option exercise(M) | 16K | — | $0 |
| Jan 25, 2026 | Garg Vipin K | Director | Option exercise(M) | 42K | — | $0 |
| Jan 25, 2026 | Garg Vipin K | Director | Tax withholding(F) | 18K | $5.50 | $99K |
| Jan 25, 2026 | Garg Vipin K | Director | Option exercise(M) | 42K | — | $0 |
| Jan 25, 2026 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 15K | — | $0 |
| Jan 25, 2026 | Roberts M Scot | Chief Scientific Officer | Tax withholding(F) | 4K | $5.50 | $24K |
| Jan 25, 2026 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 15K | — | $0 |
| Jan 25, 2026 | Jordt Raymond M | Chief Business Officer | Option exercise(M) | 15K | — | $0 |
| Jan 25, 2026 | Jordt Raymond M | Chief Business Officer | Tax withholding(F) | 4K | $5.50 | $21K |
| Jan 25, 2026 | Jordt Raymond M | Chief Business Officer | Option exercise(M) | 15K | — | $0 |
| Jan 8, 2026 | Pisano Wayne | Director | Buy(P) | 5K | $4.08 | $20K |
| Jan 5, 2026 | Sohn Catherine A. | Director | Buy(P) | 500 | $4.24 | $2K |
| Jan 1, 2026 | Jordt Raymond M | Chief Business Officer | Option exercise(M) | 9K | — | $0 |
| Jan 1, 2026 | Jordt Raymond M | Chief Business Officer | Tax withholding(F) | 2K | $3.61 | $9K |
| Jan 1, 2026 | Jordt Raymond M | Chief Business Officer | Option exercise(M) | 9K | — | $0 |
| Dec 29, 2025 | Jorkasky Diane | Director | Buy(P) | 527 | $3.80 | $2K |
| Dec 23, 2025 | Gill John | Director | Buy(P) | 13K | $4.10 | $51K |
| Dec 22, 2025 | Durso Jerome Benedict | Director | Buy(P) | 13K | $4.13 | $52K |
| Dec 1, 2025 | Durso Jerome Benedict | CEO-elect, Director | Grant(A) | 1.8M | — | $0 |
| Dec 1, 2025 | Durso Jerome Benedict | CEO-elect, Director | Grant(A) | 634K | — | $0 |
| Nov 11, 2025 | Weaver Gregory L | Chief Financial Officer | Tax withholding(F) | 6K | $4.28 | $24K |
| Nov 11, 2025 | Weaver Gregory L | Chief Financial Officer | Option exercise(M) | 19K | — | $0 |
| Nov 11, 2025 | Weaver Gregory L | Chief Financial Officer | Option exercise(M) | 19K | — | $0 |
| Oct 1, 2025 | Arbet-Engels Christophe | Chief Medical Officer | Grant(A) | 150K | — | $0 |
| Oct 1, 2025 | Arbet-Engels Christophe | Chief Medical Officer | Grant(A) | 450K | — | $0 |
| Oct 1, 2025 | Weaver Gregory L | Chief Financial Officer | Grant(A) | 58K | — | $0 |
| Oct 1, 2025 | Weaver Gregory L | Chief Financial Officer | Grant(A) | 167K | — | $0 |
| Sep 25, 2025 | Pisano Wayne | Director | Grant(A) | 49K | — | $0 |
| Sep 25, 2025 | Hodges Philip | Director | Grant(A) | 49K | — | $0 |
| Sep 25, 2025 | Sayare Mitchel | Director | Grant(A) | 49K | — | $0 |
| Sep 25, 2025 | Schafer Klaus | Director | Grant(A) | 49K | — | $0 |
| Sep 25, 2025 | Gill John | Director | Grant(A) | 49K | — | $0 |
| Sep 25, 2025 | Jorkasky Diane | Director | Grant(A) | 49K | — | $0 |
| Sep 25, 2025 | Lawver Teri L | Director | Grant(A) | 49K | — | $0 |
| Sep 25, 2025 | Durso Jerome Benedict | Director | Grant(A) | 49K | — | $0 |
| Sep 25, 2025 | Sohn Catherine A. | Director | Grant(A) | 49K | — | $0 |
| Sep 16, 2025 | Richardson Linda M | Chief Commercial Officer | Grant(A) | 278K | — | $0 |
| Sep 16, 2025 | Richardson Linda M | Chief Commercial Officer | Grant(A) | 96K | — | $0 |
| Jul 31, 2025 | Roberts M Scot | Chief Scientific Officer | Grant(A) | 846 | $3.14 | $3K |
| Jul 31, 2025 | Harris Matthew Scott | Chief Medical Officer | Grant(A) | 2K | $3.14 | $6K |
| Jul 31, 2025 | Jordt Raymond M | Chief Business Officer | Grant(A) | 1K | $3.14 | $4K |
| Mar 17, 2025 | Sohn Catherine A. | Director | Buy(P) | 1K | $5.78 | $6K |
| Mar 13, 2025 | Weaver Gregory L | Chief Financial Officer | Buy(P) | 10K | $5.20 | $52K |
| Mar 7, 2025 | Harris Matthew Scott | Chief Medical Officer | Gift(G) | 68K | — | $0 |
| Feb 24, 2025 | Durso Jerome Benedict | Director | Grant(A) | 70K | — | $0 |
| Feb 24, 2025 | Lawver Teri L | Director | Grant(A) | 70K | — | $0 |
| Feb 6, 2025 | Sohn Catherine A. | Director | Grant(A) | 19K | — | $0 |
| Feb 2, 2025 | Roberts M Scot | Chief Scientific Officer | Tax withholding(F) | 2K | $6.64 | $15K |
| Feb 2, 2025 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 8K | — | $0 |
| Feb 2, 2025 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 8K | — | $0 |
| Feb 2, 2025 | Harris Matthew Scott | Chief Medical Officer | Tax withholding(F) | 3K | $6.64 | $18K |
| Feb 2, 2025 | Harris Matthew Scott | Chief Medical Officer | Option exercise(M) | 8K | — | $0 |
| Feb 2, 2025 | Harris Matthew Scott | Chief Medical Officer | Option exercise(M) | 8K | — | $0 |
| Feb 2, 2025 | Garg Vipin K | President and CEO, Director | Tax withholding(F) | 8K | $6.64 | $55K |
| Feb 2, 2025 | Garg Vipin K | President and CEO, Director | Option exercise(M) | 19K | — | $0 |
| Feb 2, 2025 | Garg Vipin K | President and CEO, Director | Option exercise(M) | 19K | — | $0 |
| Feb 1, 2025 | Roberts M Scot | Chief Scientific Officer | Tax withholding(F) | 2K | $6.64 | $12K |
| Feb 1, 2025 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 6K | — | $0 |
| Feb 1, 2025 | Roberts M Scot | Chief Scientific Officer | Option exercise(M) | 6K | — | $0 |
| Feb 1, 2025 | Harris Matthew Scott | Chief Medical Officer | Option exercise(M) | 6K | — | $0 |
| Feb 1, 2025 | Harris Matthew Scott | Chief Medical Officer | Tax withholding(F) | 2K | $6.64 | $14K |
| Feb 1, 2025 | Harris Matthew Scott | Chief Medical Officer | Option exercise(M) | 6K | — | $0 |
| Feb 1, 2025 | Garg Vipin K | President and CEO, Director | Tax withholding(F) | 7K | $6.64 | $48K |
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).