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 13, 2024 | Bhatt Elizabeth | Director | Grant(A) | 800 | — | $0 |
| Jun 13, 2024 | Gallagher Brian M. Jr. | Director | Grant(A) | 800 | — | $0 |
| Jun 13, 2024 | Harrington-Smith Kristen | Director | Grant(A) | 800 | — | $0 |
| Jun 13, 2024 | Ehrlich Christopher B | Director | Grant(A) | 800 | — | $0 |
| Jun 13, 2024 | Klencke Barbara | Director | Grant(A) | 800 | — | $0 |
| Jun 13, 2024 | Loewy Caroline M | Director | Grant(A) | 800 | — | $0 |
| May 15, 2024 | Worland Stephen T | Chief Executive Officer, Director | Grant(A) | 2K | $1.68 | $3K |
| May 15, 2024 | Byrnes Michael | Chief Financial Officer | Grant(A) | 1K | $1.68 | $2K |
| Feb 19, 2024 | Worland Stephen T | Chief Executive Officer, Director | Grant(A) | 80K | — | $0 |
| Feb 19, 2024 | Warner Douglas J | Chief Medical Officer | Grant(A) | 25K | — | $0 |
| Feb 19, 2024 | Byrnes Michael | Chief Financial Officer | Grant(A) | 40K | — | $0 |
| Feb 19, 2024 | Gallagher Brian M. Jr. | Director | Grant(A) | 2K | — | $0 |
| Feb 19, 2024 | Harrington-Smith Kristen | Director | Grant(A) | 2K | — | $0 |
| Feb 19, 2024 | Klencke Barbara | Director | Grant(A) | 2K | — | $0 |
| Feb 19, 2024 | Ehrlich Christopher B | Director | Grant(A) | 2K | — | $0 |
| Feb 19, 2024 | Bhatt Elizabeth | Director | Grant(A) | 2K | — | $0 |
| Feb 19, 2024 | Loewy Caroline M | Director | Grant(A) | 2K | — | $0 |
| Nov 27, 2023 | SR One Co-Invest I, LLC | 10% Owner | Sell(S) | 431K | $0.61 | $263K |
| Nov 27, 2023 | SR One Co-Invest I, LLC | 10% Owner | Sell(S) | 179K | $0.61 | $109K |
| Nov 15, 2023 | Byrnes Michael | Chief Financial Officer | Grant(A) | 5K | $0.50 | $2K |
| Nov 15, 2023 | Worland Stephen T | Chief Executive Officer, Director | Grant(A) | 6K | $0.50 | $3K |
| Sep 9, 2023 | Loewy Caroline M | Director | Grant(A) | 40K | — | $0 |
| Aug 11, 2023 | Worland Stephen T | Chief Executive Officer, Director | Option exercise(M) | 34K | $0.52 | $18K |
| Aug 11, 2023 | Worland Stephen T | Chief Executive Officer, Director | Option exercise(M) | 34K | — | $0 |
| Jun 22, 2023 | Bhatt Elizabeth | Director | Grant(A) | 20K | — | $0 |
| Jun 22, 2023 | Ehrlich Christopher B | Director | Grant(A) | 20K | — | $0 |
| Jun 22, 2023 | Gallagher Brian M. Jr. | Director | Grant(A) | 20K | — | $0 |
| Jun 22, 2023 | Harrington-Smith Kristen | Director | Grant(A) | 20K | — | $0 |
| Jun 22, 2023 | Klencke Barbara | Director | Grant(A) | 20K | — | $0 |
| Jun 22, 2023 | Smither John W | Director | Grant(A) | 20K | — | $0 |
| May 15, 2023 | Byrnes Michael | Chief Financial Officer | Grant(A) | 5K | $0.46 | $2K |
| May 15, 2023 | Worland Stephen T | Chief Executive Officer, Director | Grant(A) | 6K | $0.46 | $3K |
| Jan 20, 2023 | Bhatt Elizabeth | Director | Grant(A) | 30K | — | $0 |
| Jan 20, 2023 | Ehrlich Christopher B | Director | Grant(A) | 36K | — | $0 |
| Jan 20, 2023 | Klencke Barbara | Director | Grant(A) | 28K | — | $0 |
| Jan 20, 2023 | Harrington-Smith Kristen | Director | Grant(A) | 28K | — | $0 |
| Jan 20, 2023 | Smither John W | Director | Grant(A) | 37K | — | $0 |
| Jan 20, 2023 | Gallagher Brian M. Jr. | Director | Grant(A) | 51K | — | $0 |
| Jan 17, 2023 | Byrnes Michael | Chief Financial Officer | Grant(A) | 500K | — | $0 |
| Jan 17, 2023 | Gandhi Mayank | Chief Business Officer | Grant(A) | 150K | — | $0 |
| Jan 17, 2023 | Warner Douglas J | Chief Medical Officer | Grant(A) | 250K | — | $0 |
| Jan 17, 2023 | Worland Stephen T | Chief Executive Officer, Director | Grant(A) | 1.0M | — | $0 |
| Nov 15, 2022 | Worland Stephen T | Chief Executive Officer, Director | Grant(A) | 6K | $0.47 | $3K |
| Nov 15, 2022 | Byrnes Michael | Chief Financial Officer | Grant(A) | 5K | $0.47 | $2K |
| Oct 4, 2022 | Ehrlich Christopher B | Director | Buy(P) | 346 | $0.57 | $197 |
| Sep 26, 2022 | Ehrlich Christopher B | Director | Buy(P) | 19K | $0.55 | $10K |
| Sep 26, 2022 | Gandhi Mayank | Chief Business Officer | Grant(A) | 500K | — | $0 |
| Aug 8, 2022 | Warner Douglas J | Chief Medical Officer | Grant(A) | 618K | — | $0 |
| Aug 3, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 58K | $0.80 | $46K |
| Aug 3, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 2K | $0.80 | $1K |
| Aug 2, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 853 | $0.80 | $682 |
| Aug 2, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 27K | $0.80 | $22K |
| Aug 1, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 26K | $0.79 | $20K |
| Aug 1, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 807 | $0.79 | $638 |
| Jul 28, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 984 | $0.89 | $876 |
| Jul 28, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 32K | $0.89 | $28K |
| Jul 27, 2022 | Root Jonathan D | 10% Owner | Sell(S) | 1K | $0.89 | $1K |
| Jul 27, 2022 | Root Jonathan D | 10% Owner | Sell(S) | 42K | $0.89 | $38K |
| Jul 26, 2022 | Root Jonathan D | 10% Owner | Sell(S) | 3K | $0.90 | $2K |
| Jul 26, 2022 | Root Jonathan D | 10% Owner | Sell(S) | 84 | $0.90 | $76 |
| Jul 25, 2022 | Root Jonathan D | 10% Owner | Sell(S) | 2K | $0.93 | $2K |
| Jul 25, 2022 | Root Jonathan D | 10% Owner | Sell(S) | 69 | $0.93 | $64 |
| Jul 22, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 231 | $0.91 | $210 |
| Jul 22, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 7K | $0.91 | $7K |
| Jul 21, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 3K | $0.96 | $2K |
| Jul 21, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 81 | $0.96 | $78 |
| Jul 20, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 10K | $1.00 | $10K |
| Jul 20, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 304 | $1.00 | $304 |
| Jul 19, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 84 | $1.00 | $84 |
| Jul 19, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 3K | $1.00 | $3K |
| Jul 18, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 20K | $1.08 | $22K |
| Jul 18, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 635 | $1.08 | $686 |
| Jul 15, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 44K | $1.11 | $49K |
| Jul 15, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 1K | $1.11 | $2K |
| Jun 23, 2022 | Gallagher Brian M. Jr. | Director | Buy(P) | 30K | $1.59 | $48K |
| Jun 20, 2022 | Worland Stephen T | President and Chief Executive, Director | Grant(A) | 521K | — | $0 |
| Jun 20, 2022 | Byrnes Michael | Chief Financial Officer | Grant(A) | 236K | — | $0 |
| Jun 20, 2022 | McNulty Alana B. | Chief Business Officer | Grant(A) | 150K | — | $0 |
| Jun 9, 2022 | Bhatt Elizabeth | Director | Grant(A) | 20K | — | $0 |
| Jun 9, 2022 | Ehrlich Christopher B | Director | Grant(A) | 20K | — | $0 |
| Jun 9, 2022 | Gallagher Brian M. Jr. | Director | Grant(A) | 20K | — | $0 |
| Jun 9, 2022 | Harrington-Smith Kristen | Director | Grant(A) | 13K | — | $0 |
| Jun 9, 2022 | Klencke Barbara | Director | Grant(A) | 20K | — | $0 |
| Jun 9, 2022 | Smither John W | Director | Grant(A) | 20K | — | $0 |
| Jun 7, 2022 | Byrnes Michael | Chief Financial Officer | Buy(P) | 25K | $1.33 | $33K |
| Jun 7, 2022 | Worland Stephen T | President and Chief Executive, Director | Buy(P) | 20K | $1.37 | $27K |
| May 19, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 8K | $1.69 | $14K |
| May 19, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 266 | $1.69 | $450 |
| May 18, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 437 | $1.73 | $756 |
| May 18, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 14K | $1.73 | $24K |
| May 17, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 11K | $1.75 | $20K |
| May 17, 2022 | Tansey Casey M | 10% Owner | Sell(S) | 365 | $1.75 | $639 |
| May 16, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 12K | $1.75 | $22K |
| May 16, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 395 | $1.75 | $691 |
| May 13, 2022 | Worland Stephen T | President and Chief Executive, Director | Grant(A) | 2K | $1.53 | $3K |
| May 13, 2022 | Byrnes Michael | Chief Financial Officer | Grant(A) | 4K | $1.53 | $6K |
| May 13, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 701 | $1.84 | $1K |
| May 13, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 22K | $1.84 | $40K |
| May 12, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 336 | $2.00 | $672 |
| May 12, 2022 | US Venture Partners X LP | 10% Owner | Sell(S) | 10K | $2.00 | $21K |
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).