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 |
|---|---|---|---|---|---|---|
| May 12, 2026 | Keyser D Jeffrey | Director | Buy(P) | 49K | $2.06 | $100K |
| May 12, 2026 | Keyser D Jeffrey | Director | Buy(P) | 49K | — | $0 |
| May 12, 2026 | Schalop Lee Troy | Director | Buy(P) | 49K | $2.06 | $100K |
| May 12, 2026 | Schalop Lee Troy | Director | Buy(P) | 49K | — | $0 |
| Jan 9, 2026 | Chandru Vijay | Director | Grant(A) | 25K | — | $0 |
| Jan 9, 2026 | Chandru Vijay | Director | Grant(A) | 17K | — | $0 |
| Jan 9, 2026 | Keyser D Jeffrey | Director | Grant(A) | 29K | — | $0 |
| Jan 9, 2026 | Keyser D Jeffrey | Director | Grant(A) | 25K | — | $0 |
| Jan 9, 2026 | Maccecchini Maria-Luisa | Director | Grant(A) | 25K | — | $0 |
| Jan 9, 2026 | Maccecchini Maria-Luisa | Director | Grant(A) | 21K | — | $0 |
| Jan 9, 2026 | Schalop Lee Troy | Director | Grant(A) | 18K | — | $0 |
| Jan 9, 2026 | Schalop Lee Troy | Director | Grant(A) | 25K | — | $0 |
| Jan 9, 2026 | Silberstein David S. | Director | Grant(A) | 17K | — | $0 |
| Jan 9, 2026 | Silberstein David S. | Director | Grant(A) | 25K | — | $0 |
| Dec 18, 2025 | Bhatia Kishor G. | Chief Scientific Officer | Grant(A) | 10K | — | $0 |
| Dec 18, 2025 | Margrave David R. | Chief Financial Officer | Grant(A) | 20K | — | $0 |
| Aug 19, 2025 | Schalop Lee Troy | Director | Grant(A) | 5K | — | $0 |
| Jun 13, 2025 | BP Directors, LP | 10% Owner | Sell(S) | 14K | $3.09 | $44K |
| Jun 13, 2025 | BP Directors, LP | 10% Owner | Sell(S) | 12K | $3.09 | $38K |
| Jun 13, 2025 | BP Directors, LP | 10% Owner | Sell(S) | 4K | $3.09 | $13K |
| Jun 13, 2025 | BP Directors, LP | 10% Owner | Sell(S) | 2K | $3.09 | $6K |
| Jun 13, 2025 | BP Directors, LP | 10% Owner | Sell(S) | 7K | $3.09 | $22K |
| Jun 13, 2025 | BIOS Fund II QP, LP | 10% Owner | Sell(S) | 12K | $3.09 | $38K |
| Jun 13, 2025 | BIOS Fund II QP, LP | 10% Owner | Sell(S) | 4K | $3.09 | $13K |
| Jun 13, 2025 | BIOS Fund II QP, LP | 10% Owner | Sell(S) | 2K | $3.09 | $6K |
| Jun 13, 2025 | BIOS Fund II QP, LP | 10% Owner | Sell(S) | 14K | $3.09 | $44K |
| Jun 13, 2025 | BIOS Fund II QP, LP | 10% Owner | Sell(S) | 7K | $3.09 | $22K |
| Jun 12, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 11K | $3.38 | $37K |
| Jun 12, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 19K | $3.38 | $63K |
| Jun 12, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 7K | $3.38 | $22K |
| Jun 12, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 22K | $3.38 | $73K |
| Jun 12, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 3K | $3.38 | $10K |
| Jun 12, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 11K | $3.38 | $37K |
| Jun 12, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 7K | $3.38 | $22K |
| Jun 12, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 22K | $3.38 | $73K |
| Jun 12, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 3K | $3.38 | $10K |
| Jun 12, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 19K | $3.38 | $63K |
| Jun 11, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 45 | $3.40 | $153 |
| Jun 11, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 171 | $3.40 | $581 |
| Jun 11, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 293 | $3.40 | $996 |
| Jun 11, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 103 | $3.40 | $350 |
| Jun 11, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 338 | $3.40 | $1K |
| Jun 11, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 171 | $3.40 | $581 |
| Jun 11, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 103 | $3.40 | $350 |
| Jun 11, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 338 | $3.40 | $1K |
| Jun 11, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 45 | $3.40 | $153 |
| Jun 11, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 293 | $3.40 | $996 |
| Jun 10, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 3 | $3.40 | $10 |
| Jun 10, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 5 | $3.40 | $17 |
| Jun 10, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 1 | $3.40 | $3 |
| Jun 10, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 2 | $3.40 | $7 |
| Jun 10, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 5 | $3.40 | $17 |
| Jun 10, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 1 | $3.40 | $3 |
| Jun 10, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 5 | $3.40 | $17 |
| Jun 10, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 3 | $3.40 | $10 |
| Jun 10, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 2 | $3.40 | $7 |
| Jun 10, 2025 | BIOS Fund I, LP | 10% Owner | Sell(S) | 5 | $3.40 | $17 |
| May 29, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 2K | $3.03 | $7K |
| May 29, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 4K | $3.03 | $11K |
| May 29, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 6K | $3.03 | $19K |
| May 29, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 7K | $3.03 | $22K |
| May 29, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 961 | $3.03 | $3K |
| May 29, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 2K | $3.03 | $7K |
| May 29, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 7K | $3.03 | $22K |
| May 29, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 961 | $3.03 | $3K |
| May 29, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 6K | $3.03 | $19K |
| May 29, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 4K | $3.03 | $11K |
| May 28, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 3K | $2.87 | $8K |
| May 28, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 5K | $2.87 | $13K |
| May 28, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 2K | $2.87 | $5K |
| May 28, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 5K | $2.87 | $15K |
| May 28, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 714 | $2.87 | $2K |
| May 28, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 5K | $2.87 | $15K |
| May 28, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 714 | $2.87 | $2K |
| May 28, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 5K | $2.87 | $13K |
| May 28, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 3K | $2.87 | $8K |
| May 28, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 2K | $2.87 | $5K |
| May 27, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 4K | $3.05 | $12K |
| May 27, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 6K | $3.05 | $20K |
| May 27, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 2K | $3.05 | $7K |
| May 27, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 7K | $3.05 | $23K |
| May 27, 2025 | Cavu Advisors, LLC | 10% Owner | Sell(S) | 1K | $3.05 | $3K |
| May 27, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 4K | $3.05 | $12K |
| May 27, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 2K | $3.05 | $7K |
| May 27, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 7K | $3.05 | $23K |
| May 27, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 1K | $3.05 | $3K |
| May 27, 2025 | BIOS Advisors GP, LLC | 10% Owner | Sell(S) | 6K | $3.05 | $20K |
| Jul 24, 2024 | Keyser D Jeffrey | Director | Option exercise(X) | 4K | $3.13 | $12K |
| Jul 24, 2024 | Keyser D Jeffrey | Director | Option exercise(X) | 4K | — | $0 |
| Jul 15, 2024 | Bhatia Kishor G. | Chief Scientific Officer | Grant(A) | 35K | — | $0 |
| Jul 15, 2024 | Chandru Vijay | Director | Grant(A) | 5K | — | $0 |
| Jul 15, 2024 | Chandru Vijay | Director | Grant(A) | 5K | — | $0 |
| Jul 15, 2024 | Keyser D Jeffrey | Director | Grant(A) | 5K | — | $0 |
| Jul 15, 2024 | Maccecchini Maria-Luisa | Director | Grant(A) | 5K | — | $0 |
| Jul 15, 2024 | Margrave David R. | Chief Financial Officer | Grant(A) | 52K | — | $0 |
| Jul 15, 2024 | Sharma Panna | President and CEO, Director | Grant(A) | 70K | — | $0 |
| Jul 15, 2024 | Silberstein David S. | Director | Grant(A) | 5K | — | $0 |
| Jul 15, 2024 | Silberstein David S. | Director | Grant(A) | 5K | — | $0 |
| May 24, 2024 | Fletcher Aaron G.L. | 10% Owner | Sell(S) | 4K | $6.33 | $27K |
| May 24, 2024 | Fletcher Aaron G.L. | 10% Owner | Sell(S) | 14K | $6.33 | $88K |
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).