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 21, 2023 | Shamir Nachum | Director | Disposed to issuer(D) | 50K | — | — |
| Mar 21, 2023 | Shamir Nachum | Director | Disposed to issuer(D) | 197K | — | — |
| Mar 21, 2023 | Strahley John | Chief Financial Officer | Disposed to issuer(D) | 65K | — | — |
| Mar 21, 2023 | Strahley John | Chief Financial Officer | Disposed to issuer(D) | 45K | — | — |
| Mar 21, 2023 | Strahley John | Chief Financial Officer | Disposed to issuer(D) | 102K | — | — |
| Mar 21, 2023 | Strahley John | Chief Financial Officer | Disposed to issuer(D) | 100K | — | — |
| Mar 21, 2023 | Rew Richard W. II | SVP, GC and Secretary | Disposed to issuer(D) | 20K | — | — |
| Mar 21, 2023 | Rew Richard W. II | SVP, GC and Secretary | Disposed to issuer(D) | 102K | — | — |
| Mar 21, 2023 | Rew Richard W. II | SVP, GC and Secretary | Disposed to issuer(D) | 40K | — | — |
| Mar 21, 2023 | Conley John G. | Director | Disposed to issuer(D) | 101K | — | — |
| Mar 21, 2023 | Conley John G. | Director | Disposed to issuer(D) | 8K | — | — |
| Mar 21, 2023 | Conley John G. | Director | Disposed to issuer(D) | 40K | — | — |
| Mar 21, 2023 | Conley John G. | Director | Disposed to issuer(D) | 89K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 914K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 834 | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 744K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 680K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 96K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 40K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 52K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 48K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 24K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 112K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 14K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 14K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 52K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 19K | — | — |
| Mar 21, 2023 | Mackay Sean | Chief Executive Officer, Director | Disposed to issuer(D) | 296K | — | — |
| Mar 21, 2023 | Zhou Jing | Chief Scientific Officer | Disposed to issuer(D) | 1K | — | — |
| Mar 21, 2023 | Zhou Jing | Chief Scientific Officer | Disposed to issuer(D) | 4K | — | — |
| Mar 21, 2023 | Zhou Jing | Chief Scientific Officer | Disposed to issuer(D) | 30K | — | — |
| Mar 21, 2023 | Zhou Jing | Chief Scientific Officer | Disposed to issuer(D) | 12K | — | — |
| Mar 21, 2023 | Zhou Jing | Chief Scientific Officer | Disposed to issuer(D) | 8K | — | — |
| Mar 21, 2023 | Zhou Jing | Chief Scientific Officer | Disposed to issuer(D) | 100K | — | — |
| Mar 21, 2023 | Zhou Jing | Chief Scientific Officer | Disposed to issuer(D) | 74K | — | — |
| Mar 21, 2023 | Zhou Jing | Chief Scientific Officer | Disposed to issuer(D) | 8K | — | — |
| Mar 21, 2023 | Zhou Jing | Chief Scientific Officer | Disposed to issuer(D) | 2K | — | — |
| Mar 21, 2023 | Zhou Jing | Chief Scientific Officer | Disposed to issuer(D) | 22K | — | — |
| Mar 21, 2023 | Heath James R | Director | Disposed to issuer(D) | 202K | — | — |
| Mar 21, 2023 | Heath James R | Director | Disposed to issuer(D) | 8K | — | — |
| Mar 21, 2023 | Heath James R | Director | Disposed to issuer(D) | 89K | — | — |
| Mar 21, 2023 | Heath James R | Director | Disposed to issuer(D) | 32K | — | — |
| Mar 21, 2023 | Ho Gregory P. | Director | Disposed to issuer(D) | 2.3M | — | — |
| Mar 21, 2023 | Ho Gregory P. | Director | Disposed to issuer(D) | 68K | — | — |
| Mar 21, 2023 | Ho Gregory P. | Director | Disposed to issuer(D) | 3.7M | — | — |
| Mar 21, 2023 | Ho Gregory P. | Director | Disposed to issuer(D) | 89K | — | — |
| Mar 21, 2023 | Myers Jason W. | Director | Disposed to issuer(D) | 40K | — | — |
| Mar 21, 2023 | Myers Jason W. | Director | Disposed to issuer(D) | 89K | — | — |
| Mar 21, 2023 | Khakhar Rajesh T. | VP Finance | Disposed to issuer(D) | 15K | — | — |
| Mar 21, 2023 | Khakhar Rajesh T. | VP Finance | Disposed to issuer(D) | 40K | — | — |
| Mar 21, 2023 | Khakhar Rajesh T. | VP Finance | Disposed to issuer(D) | 32K | — | — |
| Mar 10, 2023 | Heath James R | Director | Option exercise(M) | 32K | $0.28 | $9K |
| Mar 10, 2023 | Heath James R | Director | Option exercise(M) | 40K | $0.44 | $18K |
| Mar 10, 2023 | Heath James R | Director | Option exercise(M) | 48K | $0.73 | $35K |
| Mar 10, 2023 | Heath James R | Director | Option exercise(M) | 82K | $0.13 | $11K |
| Mar 10, 2023 | Heath James R | Director | Option exercise(M) | 40K | — | $0 |
| Mar 10, 2023 | Heath James R | Director | Option exercise(M) | 32K | — | $0 |
| Mar 10, 2023 | Heath James R | Director | Option exercise(M) | 48K | — | $0 |
| Mar 10, 2023 | Heath James R | Director | Option exercise(M) | 82K | — | $0 |
| Jan 30, 2023 | Conley John G. | Director | Option exercise(M) | 16K | $0.73 | $12K |
| Jan 30, 2023 | Conley John G. | Director | Option exercise(M) | 20K | $0.96 | $19K |
| Jan 30, 2023 | Conley John G. | Director | Option exercise(M) | 16K | — | $0 |
| Jan 30, 2023 | Conley John G. | Director | Option exercise(M) | 20K | — | $0 |
| Aug 31, 2022 | Shamir Nachum | Director | Buy(P) | 40K | $1.94 | $78K |
| Aug 30, 2022 | Shamir Nachum | Director | Buy(P) | 10K | $1.89 | $19K |
| Aug 25, 2022 | Rew Richard W. II | SVP, GC and Secretary | Buy(P) | 20K | $1.99 | $40K |
| Aug 25, 2022 | Mackay Sean | Chief Executive Officer, Director | Buy(P) | 15K | $1.99 | $30K |
| Aug 25, 2022 | Strahley John | Chief Financial Officer | Buy(P) | 10K | $2.00 | $20K |
| Aug 22, 2022 | Shamir Nachum | Director | Grant(A) | 197K | — | $0 |
| Aug 19, 2022 | Mackay Sean | Chief Executive Officer, Director | Option exercise(M) | 39K | $0.28 | $11K |
| Aug 19, 2022 | Mackay Sean | Chief Executive Officer, Director | Option exercise(M) | 61K | $0.28 | $17K |
| Aug 19, 2022 | Mackay Sean | Chief Executive Officer, Director | Option exercise(M) | 39K | — | $0 |
| Aug 19, 2022 | Mackay Sean | Chief Executive Officer, Director | Option exercise(M) | 61K | — | $0 |
| Aug 17, 2022 | Strahley John | Chief Financial Officer | Option exercise(M) | 15K | $1.03 | $15K |
| Aug 17, 2022 | Strahley John | Chief Financial Officer | Option exercise(M) | 15K | — | $0 |
| Jun 16, 2022 | Ho Gregory P. | Director, 10% Owner | Grant(A) | 89K | — | $0 |
| Jun 16, 2022 | Heath James R | Director | Grant(A) | 89K | — | $0 |
| Jun 16, 2022 | Myers Jason W. | Director | Grant(A) | 89K | — | $0 |
| Jun 16, 2022 | Egholm Michael | Director | Grant(A) | 89K | — | $0 |
| Jun 16, 2022 | Kadia Siddhartha | Director | Grant(A) | 89K | — | $0 |
| Jun 16, 2022 | Conley John G. | Director | Grant(A) | 89K | — | $0 |
| Jun 3, 2022 | Strahley John | Chief Financial Officer | Option exercise(M) | 15K | $1.03 | $15K |
| Jun 3, 2022 | Strahley John | Chief Financial Officer | Option exercise(M) | 15K | — | $0 |
| Apr 22, 2022 | Strahley John | Chief Financial Officer | Option exercise(M) | 13K | $1.03 | $13K |
| Apr 22, 2022 | Strahley John | Chief Financial Officer | Option exercise(M) | 13K | — | $0 |
| Apr 6, 2022 | Siesel Peter | Chief Commercial Officer | Grant(A) | 140K | — | $0 |
| Mar 31, 2022 | Rew Richard W. II | SVP, GC & Secretary | Grant(A) | 102K | — | $0 |
| Mar 31, 2022 | Zhou Jing | Chief Scientific Officer | Grant(A) | 74K | — | $0 |
| Mar 31, 2022 | Siesel Peter | Chief Commercial Officer | Grant(A) | 83K | — | $0 |
| Mar 31, 2022 | Strahley John | Chief Financial Officer | Grant(A) | 102K | — | $0 |
| Mar 31, 2022 | Mackay Sean | Chief Executive Officer, Director | Grant(A) | 296K | — | $0 |
| Mar 31, 2022 | Khakhar Rajesh T. | VP Finance | Grant(A) | 32K | — | $0 |
| Dec 10, 2021 | Strahley John | Chief Financial Officer | Option exercise(M) | 13K | $1.03 | $13K |
| Dec 10, 2021 | Strahley John | Chief Financial Officer | Option exercise(M) | 13K | — | $0 |
| Dec 6, 2021 | Rew Richard W. II | SVP, GC & Secretary | Grant(A) | 40K | — | $0 |
| Dec 6, 2021 | Khakhar Rajesh T. | VP, Finance | Grant(A) | 15K | — | $0 |
| Oct 12, 2021 | Ho Gregory P. | Director, 10% Owner | Conversion(C) | 689K | — | — |
| Oct 12, 2021 | Ho Gregory P. | Director, 10% Owner | Conversion(C) | 435K | — | — |
| Oct 12, 2021 | Ho Gregory P. | Director, 10% Owner | Conversion(C) | 894K | — | — |
| Oct 12, 2021 | Ho Gregory P. | Director, 10% Owner | Conversion(C) | 339K | — | — |
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).