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 11, 2026 | Angelo Michael F | Director | Grant(A) | 8K | — | $0 |
| Jun 11, 2026 | Chow Heidy Kingwan | Director | Grant(A) | 8K | — | $0 |
| Jun 11, 2026 | Feiner Gary | Director | Grant(A) | 8K | — | $0 |
| Dec 3, 2025 | O'brien Thomas M | Director | Option exercise(M) | 625 | $10.10 | $6K |
| Dec 3, 2025 | O'brien Thomas M | Director | Option exercise(M) | 625 | — | $0 |
| Nov 26, 2025 | Feiner Gary | Director | Sell(S) | 2K | $22.70 | $43K |
| Nov 24, 2025 | Larsen Kendall | President & CEO, Director, 10% Owner | Grant(A) | 50K | — | $0 |
| Nov 24, 2025 | Larsen Kendall | President & CEO, Director, 10% Owner | Grant(A) | 30K | — | $0 |
| Nov 24, 2025 | Angelo Michael F | Director | Sell(S) | 625 | $20.89 | $13K |
| Nov 24, 2025 | Allanson Katherine | Chief Financial Officer | Grant(A) | 30K | — | $0 |
| Jul 7, 2025 | Short Robert D III | Chief Scientist | Tax withholding(F) | 50 | $12.34 | $617 |
| Jul 7, 2025 | Allanson Katherine | Chief Financial Officer | Tax withholding(F) | 102 | $12.34 | $1K |
| Jun 23, 2025 | Short Robert D III | Chief Scientist | Tax withholding(F) | 8 | $8.06 | $64 |
| Jun 12, 2025 | Angelo Michael F | Director | Grant(A) | 8K | — | $0 |
| Jun 12, 2025 | Feiner Gary | Director | Grant(A) | 8K | — | $0 |
| Jun 12, 2025 | O'brien Thomas M | Director | Grant(A) | 8K | — | $0 |
| Jun 12, 2025 | Chow Heidy Kingwan | Director | Grant(A) | 8K | — | $0 |
| Nov 14, 2024 | Larsen Kendall | President & CEO, Director, 10% Owner | Grant(A) | 50K | — | $0 |
| Nov 12, 2024 | Larsen Kendall | President & CEO, Director, 10% Owner | Grant(A) | 30K | — | $0 |
| Nov 12, 2024 | Short Robert D III | Chief Scientist | Grant(A) | 30K | — | $0 |
| Nov 12, 2024 | Allanson Katherine | Chief Financial Officer | Grant(A) | 30K | — | $0 |
| Jun 16, 2024 | Chow Heidy Kingwan | Director | Grant(A) | 23K | — | $0 |
| Jun 16, 2024 | O'brien Thomas M | Director | Grant(A) | 8K | — | $0 |
| Jun 16, 2024 | Angelo Michael F | Director | Grant(A) | 8K | — | $0 |
| Jun 16, 2024 | Feiner Gary | Director | Grant(A) | 8K | — | $0 |
| May 24, 2024 | Larsen Kendall | President & CEO, Director, 10% Owner | Buy(P) | 1K | $4.14 | $4K |
| May 23, 2024 | Larsen Kendall | President & CEO, Director, 10% Owner | Buy(P) | 2K | $4.65 | $9K |
| May 22, 2024 | Larsen Kendall | President & CEO, Director, 10% Owner | Buy(P) | 2 | $4.65 | $9 |
| May 21, 2024 | Larsen Kendall | President & CEO, Director, 10% Owner | Buy(P) | 258 | $4.65 | $1K |
| Jan 31, 2024 | McBride Darl C | Chief Operating Officer | Tax withholding(F) | 2K | $6.49 | $14K |
| Jan 1, 2024 | McBride Darl C | Chief Operating Officer | Grant(A) | 6K | — | $0 |
| Jul 5, 2023 | Short Robert D III | Chief Scientist, Director | Grant(A) | 28K | — | $0 |
| Jul 5, 2023 | Larsen Kendall | President & CEO, Director, 10% Owner | Grant(A) | 28K | — | $0 |
| Jul 5, 2023 | Larsen Kendall | President & CEO, Director, 10% Owner | Grant(A) | 56K | — | $0 |
| Jul 5, 2023 | Allanson Katherine | Chief Financial Officer | Grant(A) | 28K | — | $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.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).