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 5, 2026 | You Harry L. | Director, 10% Owner | Grant(A) | 1.6M | — | — |
| Jun 5, 2026 | Riley Christopher Michael | Director | Grant(A) | 50K | — | — |
| Jun 5, 2026 | Sylvester David C | Director | Grant(A) | 40K | — | — |
| Jun 5, 2026 | Steele Alexandra | Director | Grant(A) | 80K | — | — |
| Jun 5, 2026 | Dickerson Lyman B | Director | Grant(A) | 80K | — | — |
| Jun 5, 2026 | Reardon Robert | Director | Grant(A) | 80K | — | — |
| Jun 5, 2026 | Truong Oanh | Interim CFO | Grant(A) | 50K | — | — |
| Jun 5, 2026 | Peperzak Marcus | Director | Grant(A) | 80K | — | — |
| Sep 12, 2025 | Dickerson Lyman B | Director | Sell(S) | 5K | $5.78 | $28K |
| Sep 11, 2025 | Dickerson Lyman B | Director | Sell(S) | 398 | $5.80 | $2K |
| Sep 10, 2025 | Dickerson Lyman B | Director | Sell(S) | 215 | $5.55 | $1K |
| Sep 9, 2025 | Dickerson Lyman B | Director | Sell(S) | 2K | $5.24 | $10K |
| Sep 5, 2025 | Seidl Randy | Chief Executive Officer, Director | Grant(A) | 602K | — | $0 |
| Feb 6, 2025 | Dacier Paul T | 10% Owner | Buy(P) | 13K | $11.39 | $150K |
| Jan 29, 2025 | You Harry L. | Director, 10% Owner | Grant(A) | 44K | $11.39 | $500K |
| Dec 31, 2024 | You Harry L. | Director, 10% Owner | Grant(A) | 564K | — | — |
| Dec 31, 2024 | Dickerson Lyman B | Director | Grant(A) | 18K | $11.39 | $200K |
| Dec 31, 2024 | Dacier Paul T | 10% Owner | Buy(P) | 9K | $11.39 | $100K |
| Jan 26, 2024 | Biotechnology Value Fund II LP | Director | Disposed to issuer(D) | 35K | — | — |
| Jan 26, 2024 | Biotechnology Value Fund II LP | Director | Disposed to issuer(D) | 20K | — | — |
| Jan 26, 2024 | Tang Capital Partners LP | 10% Owner | Tender(U) | 3.9M | — | — |
| Jan 26, 2024 | Wolff Stefani | Director | Disposed to issuer(D) | 20K | — | — |
| Jan 26, 2024 | Wolff Stefani | Director | Disposed to issuer(D) | 35K | — | — |
| Jan 26, 2024 | Wolff Stefani | Director | Disposed to issuer(D) | 24K | — | — |
| Jan 26, 2024 | Vellanki Avanish | Chairman and CEO, Director | Tender(U) | 2.6M | — | — |
| Jan 26, 2024 | Vellanki Avanish | Chairman and CEO, Director | Disposed to issuer(D) | 30K | — | — |
| Jan 26, 2024 | Vellanki Avanish | Chairman and CEO, Director | Disposed to issuer(D) | 32K | — | — |
| Jan 26, 2024 | Vellanki Avanish | Chairman and CEO, Director | Disposed to issuer(D) | 133K | — | — |
| Jan 26, 2024 | Vellanki Avanish | Chairman and CEO, Director | Disposed to issuer(D) | 152K | — | — |
| Jan 26, 2024 | Vellanki Avanish | Chairman and CEO, Director | Disposed to issuer(D) | 14K | — | — |
| Jan 26, 2024 | Vellanki Avanish | Chairman and CEO, Director | Disposed to issuer(D) | 267K | — | — |
| Jan 26, 2024 | Vellanki Avanish | Chairman and CEO, Director | Disposed to issuer(D) | 304K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Tender(U) | 477K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 11K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 91K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 12K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 5K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 14K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 112K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 9K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 99K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 50K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 9K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 2K | — | — |
| Jan 26, 2024 | Doebele Robert | See Remarks | Disposed to issuer(D) | 60K | — | — |
| Jan 26, 2024 | Atkisson Erik | General Counsel and CCO | Disposed to issuer(D) | 60K | — | — |
| Jan 26, 2024 | Atkisson Erik | General Counsel and CCO | Disposed to issuer(D) | 37K | — | — |
| Jan 26, 2024 | Atkisson Erik | General Counsel and CCO | Disposed to issuer(D) | 83K | — | — |
| Jan 26, 2024 | Berger Franklin M | Director | Tender(U) | 1.0M | — | — |
| Jan 26, 2024 | Berger Franklin M | Director | Disposed to issuer(D) | 20K | — | — |
| Jan 26, 2024 | Berger Franklin M | Director | Disposed to issuer(D) | 24K | — | — |
| Jan 26, 2024 | Berger Franklin M | Director | Disposed to issuer(D) | 35K | — | — |
| Jan 26, 2024 | Davis Aaron I. | Director | Tender(U) | 80K | — | — |
| Jan 26, 2024 | Davis Aaron I. | Director | Disposed to issuer(D) | 20K | — | — |
| Jan 26, 2024 | Davis Aaron I. | Director | Disposed to issuer(D) | 35K | — | — |
| Jan 26, 2024 | Hrustanovic Gorjan | Director | Disposed to issuer(D) | 20K | — | — |
| Jan 26, 2024 | Hrustanovic Gorjan | Director | Disposed to issuer(D) | 35K | — | — |
| Jan 26, 2024 | Nguyen Tran | Director | Disposed to issuer(D) | 43K | — | — |
| Jan 26, 2024 | Nguyen Tran | Director | Disposed to issuer(D) | 14K | — | — |
| Jan 26, 2024 | Nguyen Tran | Director | Disposed to issuer(D) | 35K | — | — |
| Jan 26, 2024 | Nguyen Tran | Director | Disposed to issuer(D) | 20K | — | — |
| Jan 26, 2024 | Radovich Peter | Director | Tender(U) | 9K | — | — |
| Jan 26, 2024 | Radovich Peter | Director | Disposed to issuer(D) | 35K | — | — |
| Jan 26, 2024 | Radovich Peter | Director | Disposed to issuer(D) | 14K | — | — |
| Jan 26, 2024 | Radovich Peter | Director | Disposed to issuer(D) | 20K | — | — |
| Jan 26, 2024 | Radovich Peter | Director | Disposed to issuer(D) | 43K | — | — |
| Jan 25, 2024 | Biotechnology Value Fund II LP | Director | Tender(U) | 1.4M | — | — |
| Jan 25, 2024 | Biotechnology Value Fund II LP | Director | Tender(U) | 2.9M | — | — |
| Jan 25, 2024 | Biotechnology Value Fund II LP | Director | Tender(U) | 2.1M | — | — |
| Jan 25, 2024 | Biotechnology Value Fund II LP | Director | Tender(U) | 1.7M | — | — |
| Jan 25, 2024 | Biotechnology Value Fund II LP | Director | Tender(U) | 342K | — | — |
| Jan 25, 2024 | Biotechnology Value Fund II LP | Director | Tender(U) | 185K | — | — |
| Dec 18, 2023 | Tang Capital Partners LP | 10% Owner | Sell(S) | 40K | $1.21 | $49K |
| Dec 15, 2023 | Tang Capital Partners LP | 10% Owner | Sell(S) | 109K | $1.20 | $131K |
| Dec 14, 2023 | Tang Capital Partners LP | 10% Owner | Sell(S) | 24K | $1.21 | $30K |
| Oct 13, 2023 | Tang Capital Management LLC | 10% Owner | Buy(P) | 84K | $0.99 | $83K |
| Oct 13, 2023 | Tang Capital Management LLC | 10% Owner | Buy(P) | 47K | $0.99 | $47K |
| Oct 12, 2023 | Tang Capital Management LLC | 10% Owner | Buy(P) | 25K | $0.98 | $25K |
| Oct 12, 2023 | Tang Capital Management LLC | 10% Owner | Buy(P) | 53K | $0.98 | $51K |
| Oct 11, 2023 | Tang Capital Management LLC | 10% Owner | Buy(P) | 75K | $0.97 | $73K |
| Aug 9, 2023 | Vellanki Avanish | Chairman and CEO, Director | Grant(A) | 133K | — | $0 |
| Aug 9, 2023 | Vellanki Avanish | Chairman and CEO, Director | Grant(A) | 267K | — | $0 |
| Aug 9, 2023 | Doebele Robert | See Remarks | Grant(A) | 99K | — | $0 |
| Aug 9, 2023 | Doebele Robert | See Remarks | Grant(A) | 50K | — | $0 |
| Aug 9, 2023 | Berger Franklin M | Director | Grant(A) | 35K | — | $0 |
| Aug 9, 2023 | Radovich Peter | Director | Grant(A) | 35K | — | $0 |
| Aug 9, 2023 | Nguyen Tran | Director | Grant(A) | 35K | — | $0 |
| Aug 9, 2023 | Wolff Stefani | Director | Grant(A) | 35K | — | $0 |
| Aug 9, 2023 | Hrustanovic Gorjan | Director | Grant(A) | 35K | — | $0 |
| Aug 9, 2023 | Davis Aaron I. | Director | Grant(A) | 35K | — | $0 |
| Aug 9, 2023 | Atkisson Erik | General Counsel and CCO | Grant(A) | 60K | — | $0 |
| Aug 9, 2023 | Bruce Josephine | Principal Fin. & Acc. Officer | Grant(A) | 11K | — | $0 |
| May 22, 2023 | Boxer Capital, LLC | Director | Sell(S) | 995K | $1.25 | $1.2M |
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).