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 |
|---|---|---|---|---|---|---|
| Jun 21, 2026 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 22K | — | $0 |
| Jun 21, 2026 | Mills C Randal | PRESIDENT AND CEO, Director | Tax withholding(F) | 8K | $1.06 | $9K |
| Jun 21, 2026 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 22K | — | — |
| Jun 11, 2026 | Makes Brigid | Director | Grant(A) | 106K | — | $0 |
| Jun 11, 2026 | Neels Guido J | Director | Grant(A) | 106K | — | $0 |
| Jun 11, 2026 | Rakin Kevin | Director, 10% Owner | Grant(A) | 160K | — | $0 |
| Jun 11, 2026 | Colpman David | Director | Grant(A) | 106K | — | $0 |
| Jun 10, 2026 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | $0 |
| Jun 10, 2026 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Tax withholding(F) | 4K | $1.04 | $4K |
| Jun 10, 2026 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | — |
| Jun 10, 2026 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | $0 |
| Jun 10, 2026 | Mills C Randal | PRESIDENT AND CEO, Director | Tax withholding(F) | 10K | $1.04 | $10K |
| Jun 10, 2026 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | — |
| Jun 10, 2026 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 13K | — | $0 |
| Jun 10, 2026 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Tax withholding(F) | 4K | $1.04 | $5K |
| Jun 10, 2026 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 13K | — | — |
| Jun 1, 2026 | Rakin Kevin | Director, 10% Owner | Other(J) | 50K | — | $0 |
| Jun 1, 2026 | Rakin Kevin | Director, 10% Owner | Gift(G) | 70K | — | $0 |
| Mar 10, 2026 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 13K | — | — |
| Mar 10, 2026 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Tax withholding(F) | 5K | $1.09 | $6K |
| Mar 10, 2026 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 13K | — | $0 |
| Mar 10, 2026 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | — |
| Mar 10, 2026 | Mills C Randal | PRESIDENT AND CEO, Director | Tax withholding(F) | 11K | $1.09 | $12K |
| Mar 10, 2026 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | $0 |
| Mar 10, 2026 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Tax withholding(F) | 5K | $1.09 | $5K |
| Mar 10, 2026 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | — |
| Mar 10, 2026 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | $0 |
| Jan 30, 2026 | Rakin Kevin | Director, 10% Owner | Buy(P) | 70K | $1.06 | $74K |
| Jan 30, 2026 | Neels Guido J | Director | Buy(P) | 20K | $1.04 | $21K |
| Jan 29, 2026 | Neels Guido J | Director | Buy(P) | 15K | $1.06 | $16K |
| Jan 28, 2026 | Neels Guido J | Director | Buy(P) | 15K | $1.06 | $16K |
| Jan 1, 2026 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Grant(A) | 368K | — | $0 |
| Jan 1, 2026 | Mills C Randal | PRESIDENT AND CEO, Director | Grant(A) | 726K | — | $0 |
| Jan 1, 2026 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Grant(A) | 368K | — | $0 |
| Dec 17, 2025 | HighCape Partners GP II, LLC | 10% Owner | Buy(P) | 50K | $0.52 | $26K |
| Dec 17, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Buy(P) | 60K | $0.53 | $32K |
| Dec 17, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Buy(P) | 3K | $0.51 | $2K |
| Dec 17, 2025 | Makes Brigid | Director | Buy(P) | 25K | $0.52 | $13K |
| Dec 17, 2025 | Colpman David | Director | Buy(P) | 13K | $0.51 | $6K |
| Dec 11, 2025 | Rakin Kevin | Director, 10% Owner | Other(J) | 4.5M | — | — |
| Dec 11, 2025 | HighCape Partners GP II, LLC | 10% Owner | Other(J) | 4.5M | — | — |
| Dec 10, 2025 | Neels Guido J | Director | Option exercise(M) | 6K | — | $0 |
| Dec 10, 2025 | Neels Guido J | Director | Option exercise(M) | 6K | — | — |
| Dec 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Tax withholding(F) | 4K | $0.70 | $3K |
| Dec 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 13K | — | — |
| Dec 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 13K | — | $0 |
| Dec 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | — |
| Dec 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Tax withholding(F) | 10K | $0.70 | $7K |
| Dec 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | $0 |
| Dec 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Tax withholding(F) | 4K | $0.70 | $3K |
| Dec 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | — |
| Dec 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | $0 |
| Dec 2, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Buy(P) | 6K | $0.67 | $4K |
| Dec 1, 2025 | Neels Guido J | Director | Option exercise(M) | 6K | — | — |
| Dec 1, 2025 | Neels Guido J | Director | Option exercise(M) | 6K | — | $0 |
| Dec 1, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Buy(P) | 5K | $0.65 | $3K |
| Nov 24, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Buy(P) | 5K | $0.60 | $3K |
| Nov 17, 2025 | Colpman David | Director | Buy(P) | 16K | $0.74 | $11K |
| Nov 13, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Buy(P) | 5K | $0.75 | $4K |
| Nov 13, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Buy(P) | 5K | $0.74 | $4K |
| Nov 13, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Buy(P) | 4K | $0.76 | $3K |
| Oct 9, 2025 | Neels Guido J | Director | Grant(A) | 172K | — | $0 |
| Sep 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Tax withholding(F) | 10K | $1.36 | $13K |
| Sep 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | — |
| Sep 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | $0 |
| Sep 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 29K | — | — |
| Sep 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Tax withholding(F) | 10K | $1.36 | $14K |
| Sep 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 13K | — | $0 |
| Sep 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 17K | — | $0 |
| Sep 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Tax withholding(F) | 4K | $1.36 | $5K |
| Sep 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | — |
| Sep 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | $0 |
| Jun 21, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 22K | — | — |
| Jun 21, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Tax withholding(F) | 8K | $1.81 | $15K |
| Jun 21, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 22K | — | $0 |
| Jun 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | — |
| Jun 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Tax withholding(F) | 4K | $1.99 | $8K |
| Jun 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | $0 |
| Jun 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 13K | — | — |
| Jun 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Tax withholding(F) | 4K | $1.99 | $9K |
| Jun 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 13K | — | $0 |
| Jun 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Tax withholding(F) | 10K | $1.99 | $19K |
| Jun 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | — |
| Jun 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | $0 |
| May 29, 2025 | Makes Brigid | Director | Grant(A) | 60K | — | $0 |
| May 29, 2025 | Jordan Maybelle | Director | Grant(A) | 60K | — | $0 |
| May 29, 2025 | Colpman David | Director | Grant(A) | 60K | — | $0 |
| May 29, 2025 | Zuga Matt | Director, 10% Owner | Grant(A) | 60K | — | $0 |
| May 29, 2025 | Rakin Kevin | Director, 10% Owner | Grant(A) | 91K | — | $0 |
| Mar 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | — |
| Mar 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Tax withholding(F) | 5K | $3.00 | $14K |
| Mar 10, 2025 | Williams Michelle LeRoux | CHIEF SCIENTIFIC OFFICER | Option exercise(M) | 13K | — | $0 |
| Mar 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Tax withholding(F) | 11K | $3.00 | $32K |
| Mar 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | — |
| Mar 10, 2025 | Mills C Randal | PRESIDENT AND CEO, Director | Option exercise(M) | 27K | — | $0 |
| Mar 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Tax withholding(F) | 12K | $3.00 | $36K |
| Mar 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Tax withholding(F) | 528 | $2.77 | $1K |
| Mar 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 29K | — | — |
| Mar 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 13K | — | $0 |
| Mar 10, 2025 | Ferguson Matthew | CHIEF FINANCIAL OFFICER | Option exercise(M) | 17K | — | $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 → 2026-07-11. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).