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 30, 2026 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 6K | $70.00 | $398K |
| Jun 17, 2026 | Robin Howard W | President & CEO, Director | Sell(S) | 6K | $60.81 | $334K |
| Jun 17, 2026 | Robin Howard W | President & CEO, Director | Sell(S) | 5K | $61.65 | $277K |
| Jun 16, 2026 | Robin Howard W | President & CEO, Director | Sell(S) | 5K | $59.97 | $318K |
| Jun 16, 2026 | Robin Howard W | President & CEO, Director | Sell(S) | 5K | $60.71 | $285K |
| Jun 15, 2026 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 6K | $60.71 | $336K |
| May 19, 2026 | Robin Howard W | President & CEO, Director | Sell(S) | 444 | $65.51 | $29K |
| May 19, 2026 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 199 | $65.51 | $13K |
| Feb 18, 2026 | Robin Howard W | President & CEO, Director | Sell(S) | 423 | $73.00 | $31K |
| Feb 18, 2026 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 180 | $73.00 | $13K |
| Jan 20, 2026 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 4K | $35.67 | $138K |
| Dec 22, 2025 | Robin Howard W | President & CEO, Director | Grant(A) | 22K | — | $0 |
| Dec 22, 2025 | Robin Howard W | President & CEO, Director | Grant(A) | 87K | — | $0 |
| Dec 22, 2025 | Zalevsky Jonathan | Chief R&D Officer | Grant(A) | 6K | — | $0 |
| Dec 22, 2025 | Zalevsky Jonathan | Chief R&D Officer | Grant(A) | 25K | — | $0 |
| Nov 25, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 2K | $54.28 | $120K |
| Nov 25, 2025 | Wilson Mark Andrew | Chief Legal Officer | Sell(S) | 630 | $54.28 | $34K |
| Nov 25, 2025 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 1K | $54.28 | $63K |
| Nov 21, 2025 | Robin Howard W | President & CEO, Director | Grant(A) | 7K | — | $0 |
| Nov 21, 2025 | Robin Howard W | President & CEO, Director | Grant(A) | 12K | — | $0 |
| Nov 21, 2025 | Wilson Mark Andrew | Chief Legal Officer | Grant(A) | 2K | — | $0 |
| Nov 21, 2025 | Wilson Mark Andrew | Chief Legal Officer | Grant(A) | 3K | — | $0 |
| Nov 21, 2025 | Zalevsky Jonathan | Chief R&D Officer | Grant(A) | 3K | — | $0 |
| Nov 21, 2025 | Zalevsky Jonathan | Chief R&D Officer | Grant(A) | 5K | — | $0 |
| Sep 30, 2025 | Ajer Jeffrey Robert | Director | Grant(A) | 8K | — | $0 |
| Sep 30, 2025 | Brainard Diana | Director | Grant(A) | 8K | — | $0 |
| Sep 30, 2025 | Chess Robert | Director | Grant(A) | 8K | — | $0 |
| Sep 30, 2025 | Greer R Scott | Director | Grant(A) | 8K | — | $0 |
| Sep 30, 2025 | Whitfield Roy A | Director | Grant(A) | 8K | — | $0 |
| Sep 9, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 2K | $45.16 | $95K |
| Sep 9, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 1K | $46.41 | $56K |
| Sep 9, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 2K | $47.49 | $102K |
| Sep 9, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 1K | $48.18 | $58K |
| Sep 5, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 3K | $37.87 | $125K |
| Sep 5, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 2K | $38.82 | $86K |
| Sep 5, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 1K | $39.89 | $45K |
| Sep 4, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 2K | $32.37 | $62K |
| Sep 4, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 1K | $33.54 | $50K |
| Sep 4, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 613 | $34.40 | $21K |
| Sep 4, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 1K | $35.80 | $41K |
| Sep 4, 2025 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 307 | $35.69 | $11K |
| Sep 4, 2025 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 189 | $34.41 | $7K |
| Sep 4, 2025 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 793 | $32.43 | $26K |
| Sep 4, 2025 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 432 | $33.60 | $15K |
| Sep 2, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 2K | $30.16 | $45K |
| Sep 2, 2025 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 485 | $30.10 | $15K |
| Aug 19, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 2K | $26.59 | $42K |
| Aug 19, 2025 | Robin Howard W | President & CEO, Director | Grant(A) | 87K | — | $0 |
| Aug 19, 2025 | Wilson Mark Andrew | Chief Legal Officer | Sell(S) | 676 | $26.59 | $18K |
| Aug 19, 2025 | Wilson Mark Andrew | Chief Legal Officer | Grant(A) | 22K | — | $0 |
| Aug 19, 2025 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 725 | $26.59 | $19K |
| Aug 19, 2025 | Zalevsky Jonathan | Chief R&D Officer | Grant(A) | 17K | — | $0 |
| May 19, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 23K | $0.67 | $16K |
| May 19, 2025 | Wilson Mark Andrew | Chief Legal Officer | Sell(S) | 10K | $0.67 | $7K |
| May 19, 2025 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 11K | $0.67 | $7K |
| Feb 19, 2025 | Robin Howard W | President & CEO, Director | Sell(S) | 24K | $1.01 | $24K |
| Feb 19, 2025 | Wilson Mark Andrew | Chief Legal Officer | Sell(S) | 11K | $1.01 | $11K |
| Feb 19, 2025 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 10K | $1.01 | $10K |
| Dec 24, 2024 | Wilson Mark Andrew | Chief Legal Officer | Sell(S) | 17K | $0.89 | $15K |
| Dec 23, 2024 | Wilson Mark Andrew | Chief Legal Officer | Sell(S) | 33K | $0.90 | $30K |
| Dec 19, 2024 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 51K | $0.94 | $48K |
| Dec 18, 2024 | Robin Howard W | President & CEO, Director | Sell(S) | 85K | $0.99 | $84K |
| Dec 17, 2024 | Robin Howard W | President & CEO, Director | Sell(S) | 47K | $1.01 | $47K |
| Dec 13, 2024 | Robin Howard W | President & CEO, Director | Grant(A) | 411K | — | $0 |
| Dec 13, 2024 | Robin Howard W | President & CEO, Director | Grant(A) | 1.3M | — | $0 |
| Dec 13, 2024 | Robin Howard W | President & CEO, Director | Grant(A) | 821K | — | $0 |
| Dec 13, 2024 | Wilson Mark Andrew | Chief Legal Officer | Grant(A) | 166K | — | $0 |
| Dec 13, 2024 | Wilson Mark Andrew | Chief Legal Officer | Grant(A) | 325K | — | $0 |
| Dec 13, 2024 | Wilson Mark Andrew | Chief Legal Officer | Grant(A) | 332K | — | $0 |
| Dec 13, 2024 | Zalevsky Jonathan | Chief R&D Officer | Grant(A) | 135K | — | $0 |
| Dec 13, 2024 | Zalevsky Jonathan | Chief R&D Officer | Grant(A) | 375K | — | $0 |
| Dec 13, 2024 | Zalevsky Jonathan | Chief R&D Officer | Grant(A) | 270K | — | $0 |
| Nov 19, 2024 | Robin Howard W | President & CEO, Director | Sell(S) | 16K | $1.01 | $16K |
| Nov 19, 2024 | Wilson Mark Andrew | Chief Legal Officer | Sell(S) | 6K | $1.01 | $6K |
| Nov 19, 2024 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 8K | $1.01 | $8K |
| Aug 19, 2024 | Robin Howard W | President & CEO, Director | Sell(S) | 15K | $1.28 | $19K |
| Aug 19, 2024 | Wilson Mark Andrew | Chief Legal Officer | Sell(S) | 6K | $1.28 | $7K |
| Aug 19, 2024 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 7K | $1.28 | $9K |
| Jun 14, 2024 | Chess Robert | Director | Sell(S) | 20K | $1.20 | $23K |
| May 17, 2024 | Wilson Mark Andrew | Chief Legal Officer | Sell(S) | 6K | $1.75 | $11K |
| May 17, 2024 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 7K | $1.75 | $13K |
| May 17, 2024 | Robin Howard W | President & CEO, Director | Sell(S) | 17K | $1.75 | $29K |
| May 10, 2024 | Kroin David | 10% Owner | Sell(S) | 56K | $1.78 | $100K |
| Feb 20, 2024 | Robin Howard W | President & CEO, Director | Sell(S) | 20K | $0.68 | $14K |
| Feb 20, 2024 | Wilson Mark Andrew | Chief Legal Officer | Sell(S) | 8K | $0.68 | $5K |
| Feb 20, 2024 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 9K | $0.68 | $6K |
| Dec 13, 2023 | Robin Howard W | President & CEO, Director | Grant(A) | 1.3M | — | $0 |
| Dec 13, 2023 | Wilson Mark Andrew | Chief Legal Officer | Grant(A) | 325K | — | $0 |
| Dec 13, 2023 | Zalevsky Jonathan | Chief R&D Officer | Grant(A) | 250K | — | $0 |
| Nov 17, 2023 | Robin Howard W | President & CEO, Director | Sell(S) | 20K | $0.49 | $10K |
| Nov 17, 2023 | Wilson Mark Andrew | Chief Legal Officer | Sell(S) | 7K | $0.49 | $4K |
| Nov 17, 2023 | Zalevsky Jonathan | Chief R&D Officer | Sell(S) | 10K | $0.49 | $5K |
| Sep 19, 2023 | Ajer Jeffrey Robert | Director | Grant(A) | 85K | — | $0 |
| Sep 19, 2023 | Brainard Diana | Director | Grant(A) | 85K | — | $0 |
| Sep 19, 2023 | Chess Robert | Director | Grant(A) | 85K | — | $0 |
| Sep 19, 2023 | Curet Myriam | Director | Grant(A) | 85K | — | $0 |
| Sep 19, 2023 | Whitfield Roy A | Director | Grant(A) | 85K | — | $0 |
| Sep 19, 2023 | Greer R Scott | Director | Grant(A) | 85K | — | $0 |
| Sep 18, 2023 | Ajer Jeffrey Robert | Director | Sell(S) | 4K | $0.69 | $3K |
| Sep 18, 2023 | Curet Myriam | Director | Sell(S) | 4K | $0.69 | $3K |
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).