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 17, 2026 | Khattar Jack A. | Director | Grant(A) | 25K | — | $0 |
| Jun 17, 2026 | Monia Brett P | Director | Grant(A) | 25K | — | $0 |
| Jun 17, 2026 | Wallace Peggy | Director | Grant(A) | 25K | — | $0 |
| Jun 17, 2026 | Richstone Ellen B | Director | Grant(A) | 25K | — | $0 |
| Jun 17, 2026 | Fletcher Aaron G.L. | Director, 10% Owner | Grant(A) | 25K | — | $0 |
| May 1, 2026 | Doyle John Brendan | Chief Financial Officer | Tax withholding(F) | 9K | $1.28 | $11K |
| Apr 16, 2026 | Caggiano Anthony | Chief Medical Officer | Buy(P) | 10K | $1.11 | $11K |
| Apr 16, 2026 | Ricciardi Lisa | CEO & President, Director | Buy(P) | 9K | $1.10 | $10K |
| Apr 16, 2026 | Doyle John Brendan | Chief Financial Officer | Buy(P) | 10K | $1.13 | $11K |
| Feb 15, 2026 | Caggiano Anthony | Chief Medical Officer | Tax withholding(F) | 5K | $1.12 | $5K |
| Feb 15, 2026 | Doyle John Brendan | Chief Financial Officer | Tax withholding(F) | 2K | $1.12 | $2K |
| Feb 15, 2026 | Ricciardi Lisa | CEO & President, Director | Tax withholding(F) | 6K | $1.12 | $7K |
| Feb 4, 2026 | Caggiano Anthony | Chief Medical Officer | Tax withholding(F) | 27K | $1.03 | $28K |
| Feb 4, 2026 | Doyle John Brendan | Chief Financial Officer | Tax withholding(F) | 27K | $1.03 | $28K |
| Feb 4, 2026 | Ricciardi Lisa | CEO & President, Director | Tax withholding(F) | 52K | $1.03 | $53K |
| Feb 3, 2026 | Caggiano Anthony | Chief Medical Officer | Tax withholding(F) | 11K | $1.12 | $13K |
| Feb 3, 2026 | Caggiano Anthony | Chief Medical Officer | Grant(A) | 400K | — | $0 |
| Feb 3, 2026 | Doyle John Brendan | Chief Financial Officer | Grant(A) | 200K | — | $0 |
| Feb 3, 2026 | Ricciardi Lisa | CEO & President, Director | Tax withholding(F) | 26K | $1.12 | $29K |
| Feb 3, 2026 | Ricciardi Lisa | CEO & President, Director | Grant(A) | 800K | — | $0 |
| Dec 18, 2025 | Doyle John Brendan | Chief Financial Officer | Tax withholding(F) | 9K | $1.50 | $14K |
| Dec 18, 2025 | Doyle John Brendan | Chief Financial Officer | Grant(A) | 30K | — | $0 |
| Dec 18, 2025 | Caggiano Anthony | Chief Medical Officer | Tax withholding(F) | 20K | $1.50 | $30K |
| Dec 18, 2025 | Caggiano Anthony | Chief Medical Officer | Grant(A) | 65K | — | $0 |
| Dec 18, 2025 | Ricciardi Lisa | CEO & President, Director | Tax withholding(F) | 23K | $1.50 | $35K |
| Dec 18, 2025 | Ricciardi Lisa | CEO & President, Director | Grant(A) | 75K | — | $0 |
| Sep 19, 2025 | Fletcher Aaron G.L. | Director, 10% Owner | Option exercise(M) | 8K | $0.84 | $6K |
| Sep 19, 2025 | Fletcher Aaron G.L. | Director, 10% Owner | Option exercise(M) | 8K | — | $0 |
| Jul 29, 2025 | Ricciardi Lisa | CEO & President, Director | Grant(A) | 75K | — | $0 |
| Jul 29, 2025 | Ricciardi Lisa | CEO & President, Director | Tax withholding(F) | 23K | $0.67 | $16K |
| Jul 29, 2025 | Doyle John Brendan | Chief Financial Officer | Grant(A) | 30K | — | $0 |
| Jul 29, 2025 | Doyle John Brendan | Chief Financial Officer | Tax withholding(F) | 9K | $0.67 | $6K |
| Jul 29, 2025 | Caggiano Anthony | Chief Medical Officer | Tax withholding(F) | 20K | $0.67 | $14K |
| Jul 29, 2025 | Caggiano Anthony | Chief Medical Officer | Grant(A) | 65K | — | $0 |
| Jun 18, 2025 | Monia Brett P | Director | Grant(A) | 34K | — | $0 |
| Jun 18, 2025 | Richstone Ellen B | Director | Grant(A) | 34K | — | $0 |
| Jun 18, 2025 | Wallace Peggy | Director | Grant(A) | 34K | — | $0 |
| Jun 18, 2025 | Khattar Jack A. | Director | Grant(A) | 34K | — | $0 |
| Jun 18, 2025 | BIOS Advisors GP, LLC | Director, 10% Owner | Grant(A) | 34K | — | $0 |
| Jun 18, 2025 | BIOS Fund III, LP | Director, 10% Owner | Grant(A) | 34K | — | $0 |
| May 1, 2025 | Doyle John Brendan | Chief Financial Officer | Tax withholding(F) | 10K | $0.45 | $4K |
| Feb 15, 2025 | Doyle John Brendan | Chief Financial Officer | Tax withholding(F) | 2K | $0.59 | $1K |
| Feb 15, 2025 | Caggiano Anthony | Chief Medical Officer | Tax withholding(F) | 5K | $0.59 | $3K |
| Feb 15, 2025 | Ricciardi Lisa | CEO & President, Director | Tax withholding(F) | 7K | $0.59 | $4K |
| Feb 4, 2025 | Ricciardi Lisa | CEO & President, Director | Grant(A) | 631K | — | $0 |
| Feb 4, 2025 | Doyle John Brendan | Chief Financial Officer | Grant(A) | 295K | — | $0 |
| Feb 4, 2025 | Caggiano Anthony | Chief Medical Officer | Grant(A) | 295K | — | $0 |
| Feb 3, 2025 | Ricciardi Lisa | CEO & President, Director | Tax withholding(F) | 29K | $0.67 | $19K |
| Feb 3, 2025 | Caggiano Anthony | Chief Medical Officer | Tax withholding(F) | 13K | $0.67 | $9K |
| Jan 31, 2025 | Ricciardi Lisa | CEO & President, Director | Buy(P) | 39K | $0.77 | $30K |
| Jun 7, 2024 | Monia Brett P | Director | Grant(A) | 9K | — | $0 |
| Jun 7, 2024 | Monia Brett P | Director | Grant(A) | 9K | — | $0 |
| Jun 7, 2024 | Richstone Ellen B | Director | Grant(A) | 9K | — | $0 |
| Jun 7, 2024 | Richstone Ellen B | Director | Grant(A) | 9K | — | $0 |
| Jun 7, 2024 | Khattar Jack A. | Director | Grant(A) | 9K | — | $0 |
| Jun 7, 2024 | Khattar Jack A. | Director | Grant(A) | 9K | — | $0 |
| Jun 7, 2024 | Wallace Peggy | Director | Grant(A) | 9K | — | $0 |
| Jun 7, 2024 | Wallace Peggy | Director | Grant(A) | 9K | — | $0 |
| Jun 7, 2024 | Bios Equity Partners II, LP | Director, 10% Owner | Grant(A) | 9K | — | $0 |
| Jun 7, 2024 | Bios Equity Partners II, LP | Director, 10% Owner | Grant(A) | 9K | — | $0 |
| Jun 7, 2024 | Kreis Leslie W. | Director, 10% Owner | Grant(A) | 9K | — | $0 |
| Jun 7, 2024 | Kreis Leslie W. | Director, 10% Owner | Grant(A) | 9K | — | $0 |
| May 1, 2024 | Doyle John Brendan | Chief Financial Officer | Tax withholding(F) | 9K | $1.95 | $17K |
| Mar 14, 2024 | Ricciardi Lisa | CEO & President, Director | Buy(P) | 6K | $1.75 | $10K |
| Feb 15, 2024 | Ricciardi Lisa | CEO & President, Director | Grant(A) | 75K | — | $0 |
| Feb 15, 2024 | Ricciardi Lisa | CEO & President, Director | Grant(A) | 75K | — | $0 |
| Feb 15, 2024 | Caggiano Anthony | Chief Medical Officer | Grant(A) | 60K | — | $0 |
| Feb 15, 2024 | Caggiano Anthony | Chief Medical Officer | Grant(A) | 60K | — | $0 |
| Feb 15, 2024 | Doyle John Brendan | Chief Financial Officer | Grant(A) | 20K | — | $0 |
| Feb 15, 2024 | Doyle John Brendan | Chief Financial Officer | Grant(A) | 20K | — | $0 |
| Feb 3, 2024 | Ricciardi Lisa | CEO & President, Director | Tax withholding(F) | 28K | $2.29 | $64K |
| Feb 3, 2024 | Caggiano Anthony | Chief Medical Officer | Tax withholding(F) | 13K | $2.29 | $29K |
| Nov 8, 2023 | Fletcher Aaron G.L. | Director, 10% Owner | Grant(A) | 500K | $1.05 | $525K |
| Nov 8, 2023 | BIOS Fund III, LP | Director, 10% Owner | Grant(A) | 500K | $1.05 | $525K |
| Jun 9, 2023 | Khattar Jack A. | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2023 | Khattar Jack A. | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2023 | Richstone Ellen B | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2023 | Richstone Ellen B | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2023 | Wallace Peggy | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2023 | Wallace Peggy | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2023 | Monia Brett P | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2023 | Monia Brett P | Director | Grant(A) | 6K | — | $0 |
| Jun 9, 2023 | BIOS Fund I, LP | Director, 10% Owner | Grant(A) | 6K | — | $0 |
| Jun 9, 2023 | BIOS Fund I, LP | Director, 10% Owner | Grant(A) | 6K | — | $0 |
| Jun 9, 2023 | BIOS Memory SPV II, LP | Director, 10% Owner | Grant(A) | 6K | — | $0 |
| Jun 9, 2023 | BIOS Memory SPV II, LP | Director, 10% Owner | Grant(A) | 6K | — | $0 |
| May 1, 2023 | Doyle John Brendan | Chief Financial Officer | Grant(A) | 110K | — | $0 |
| May 1, 2023 | Doyle John Brendan | Chief Financial Officer | Grant(A) | 110K | — | $0 |
| Feb 3, 2023 | Ricciardi Lisa | CEO & President, Director | Grant(A) | 214K | — | $0 |
| Feb 3, 2023 | Ricciardi Lisa | CEO & President, Director | Grant(A) | 214K | — | $0 |
| Feb 3, 2023 | Caggiano Anthony | Chief Medical Officer | Grant(A) | 94K | — | $0 |
| Feb 3, 2023 | Caggiano Anthony | Chief Medical Officer | Grant(A) | 94K | — | $0 |
| Nov 29, 2022 | Richstone Ellen B | Director | Buy(P) | 10K | $2.66 | $27K |
| Nov 28, 2022 | BIOS Fund III QP, LP | Director, 10% Owner | Buy(P) | 12K | $2.65 | $32K |
| Nov 28, 2022 | BIOS Fund III QP, LP | Director, 10% Owner | Buy(P) | 2K | $2.65 | $5K |
| Nov 28, 2022 | BIOS Fund III QP, LP | Director, 10% Owner | Buy(P) | 2K | $2.65 | $5K |
| Nov 28, 2022 | BIOS Fund I QP, LP | Director, 10% Owner | Buy(P) | 2K | $2.65 | $5K |
| Nov 28, 2022 | BIOS Fund I QP, LP | Director, 10% Owner | Buy(P) | 12K | $2.65 | $32K |
| Nov 28, 2022 | BIOS Fund I QP, LP | Director, 10% Owner | Buy(P) | 2K | $2.65 | $5K |
| Nov 16, 2022 | BIOS Fund III NT, LP | 10% Owner | Buy(P) | 8K | $1.40 | $12K |
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).