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 |
|---|---|---|---|---|---|---|
| Sep 25, 2023 | Traber Peter G | Chief Medical Officer | Sell(S) | 705 | $1.06 | $747 |
| Sep 25, 2023 | Brunn Carsten | President and CEO, Director | Sell(S) | 3K | $1.06 | $3K |
| May 31, 2023 | Kishimoto Takashi Kei | Chief Scientific Officer | Gift(G) | 27K | — | $0 |
| May 31, 2023 | Kishimoto Takashi Kei | Chief Scientific Officer | Gift(G) | 27K | — | $0 |
| May 30, 2023 | Kishimoto Takashi Kei | Chief Scientific Officer | Gift(G) | 43K | — | $0 |
| May 30, 2023 | Kishimoto Takashi Kei | Chief Scientific Officer | Gift(G) | 43K | — | $0 |
| Jan 5, 2023 | Traber Peter G | Chief Medical Officer | Sell(S) | 3K | $1.13 | $4K |
| Jan 5, 2023 | Traber Peter G | Chief Medical Officer | Sell(S) | 20 | $1.11 | $22 |
| Jan 5, 2023 | Kishimoto Takashi Kei | Chief Scientific Officer | Sell(S) | 3K | $1.13 | $4K |
| Jan 5, 2023 | Kishimoto Takashi Kei | Chief Scientific Officer | Sell(S) | 20 | $1.11 | $22 |
| Jan 5, 2023 | Johnston Lloyd P. | Chief Operations Officer | Sell(S) | 20 | $1.11 | $22 |
| Jan 5, 2023 | Johnston Lloyd P. | Chief Operations Officer | Sell(S) | 3K | $1.13 | $4K |
| Jan 5, 2023 | Brunn Carsten | President and CEO, Director | Sell(S) | 13K | $1.13 | $15K |
| Jan 5, 2023 | Brunn Carsten | President and CEO, Director | Sell(S) | 77 | $1.12 | $86 |
| Jan 4, 2023 | Traber Peter G | Chief Medical Officer | Sell(S) | 15 | $1.14 | $17 |
| Jan 4, 2023 | Traber Peter G | Chief Medical Officer | Sell(S) | 8K | $1.13 | $9K |
| Jan 4, 2023 | Kishimoto Takashi Kei | Chief Scientific Officer | Sell(S) | 11 | $1.15 | $13 |
| Jan 4, 2023 | Kishimoto Takashi Kei | Chief Scientific Officer | Sell(S) | 6K | $1.13 | $7K |
| Jan 4, 2023 | Johnston Lloyd P. | Chief Operations Officer | Sell(S) | 6K | $1.13 | $7K |
| Jan 4, 2023 | Johnston Lloyd P. | Chief Operations Officer | Sell(S) | 11 | $1.14 | $13 |
| Jan 4, 2023 | Brunn Carsten | President and CEO, Director | Sell(S) | 48 | $1.15 | $55 |
| Jan 4, 2023 | Brunn Carsten | President and CEO, Director | Sell(S) | 28K | $1.13 | $31K |
| Jan 2, 2023 | Zenner Patrick J | Director | Grant(A) | 75K | — | $0 |
| Jan 2, 2023 | Traber Peter G | Chief Medical Officer | Grant(A) | 200K | — | $0 |
| Jan 2, 2023 | Traber Peter G | Chief Medical Officer | Grant(A) | 900K | — | $0 |
| Jan 2, 2023 | Springer Timothy A | Director, 10% Owner | Grant(A) | 75K | — | $0 |
| Jan 2, 2023 | Sallin Aymeric | Director | Grant(A) | 75K | — | $0 |
| Jan 2, 2023 | Kishimoto Takashi Kei | Chief Scientific Officer | Grant(A) | 100K | — | $0 |
| Jan 2, 2023 | Kishimoto Takashi Kei | Chief Scientific Officer | Grant(A) | 475K | — | $0 |
| Jan 2, 2023 | Johnston Lloyd P. | Chief Operations Officer | Grant(A) | 100K | — | $0 |
| Jan 2, 2023 | Johnston Lloyd P. | Chief Operations Officer | Grant(A) | 475K | — | $0 |
| Jan 2, 2023 | DeSilva Nishan M | Director | Grant(A) | 75K | — | $0 |
| Jan 2, 2023 | Cox Carrie Smith | Director | Grant(A) | 108K | — | $0 |
| Jan 2, 2023 | Brunn Carsten | President and CEO, Director | Grant(A) | 283K | — | $0 |
| Jan 2, 2023 | Brunn Carsten | President and CEO, Director | Grant(A) | 1.3M | — | $0 |
| Jan 2, 2023 | Barabe Timothy C | Director | Grant(A) | 88K | — | $0 |
| Jan 2, 2023 | Ando Goran | Director | Grant(A) | 75K | — | $0 |
| Jan 2, 2023 | Myers Scott Dunseth | Director | Grant(A) | 88K | — | $0 |
| Dec 5, 2022 | Brunn Carsten | President and CEO, Director | Sell(S) | 5K | $1.33 | $6K |
| Dec 1, 2022 | Brunn Carsten | President and CEO, Director | Option exercise(M) | 11K | — | $0 |
| Dec 1, 2022 | Brunn Carsten | President and CEO, Director | Option exercise(M) | 11K | — | $0 |
| Nov 28, 2022 | Davis Blaine | Chief Financial Officer | Grant(A) | 1.3M | — | $0 |
| Sep 28, 2022 | Brunn Carsten | President and CEO, Director | Sell(S) | 3K | $1.66 | $4K |
| Sep 2, 2022 | Brunn Carsten | President and CEO, Director | Sell(S) | 5K | $1.85 | $9K |
| Sep 1, 2022 | Brunn Carsten | President and CEO, Director | Option exercise(M) | 11K | — | $0 |
| Sep 1, 2022 | Brunn Carsten | President and CEO, Director | Option exercise(M) | 11K | — | $0 |
| Jun 13, 2022 | Cox Carrie Smith | Director | Buy(P) | 130K | $1.15 | $150K |
| Jun 1, 2022 | Brunn Carsten | President and CEO, Director | Option exercise(M) | 11K | — | $0 |
| Jun 1, 2022 | Brunn Carsten | President and CEO, Director | Option exercise(M) | 11K | — | $0 |
| May 9, 2022 | Barabe Timothy C | Director | Buy(P) | 50K | $0.77 | $39K |
| Apr 11, 2022 | Springer Timothy A | Director, 10% Owner | Buy(P) | 6.7M | — | — |
| Apr 11, 2022 | Springer Timothy A | Director, 10% Owner | Grant(A) | 5.0M | — | — |
| Mar 2, 2022 | Brunn Carsten | President and CEO, Director | Sell(S) | 5K | $1.81 | $10K |
| Mar 1, 2022 | Brunn Carsten | President and CEO, Director | Option exercise(M) | 11K | — | $0 |
| Mar 1, 2022 | Brunn Carsten | President and CEO, Director | Option exercise(M) | 11K | — | $0 |
| Jan 14, 2022 | Barabe Timothy C | Director | Option exercise(M) | 10K | $2.10 | $21K |
| Jan 14, 2022 | Barabe Timothy C | Director | Option exercise(M) | 10K | $2.10 | $21K |
| Jan 5, 2022 | Brunn Carsten | President and CEO, Director | Sell(S) | 14K | $3.09 | $42K |
| Jan 5, 2022 | Johnston Lloyd P. | Chief Operations Officer | Sell(S) | 3K | $3.09 | $11K |
| Jan 5, 2022 | Kishimoto Takashi Kei | Chief Scientific Officer | Sell(S) | 3K | $3.09 | $11K |
| Jan 5, 2022 | Traber Peter G | Chief Medical Officer | Sell(S) | 3K | $3.09 | $10K |
| Jan 3, 2022 | Ando Goran | Director | Grant(A) | 40K | — | $0 |
| Jan 3, 2022 | Barabe Timothy C | Director | Grant(A) | 40K | — | $0 |
| Jan 3, 2022 | Brunn Carsten | President and CEO, Director | Grant(A) | 226K | — | $0 |
| Jan 3, 2022 | Brunn Carsten | President and CEO, Director | Grant(A) | 1.1M | — | $0 |
| Jan 3, 2022 | Cox Carrie Smith | Director | Grant(A) | 60K | — | $0 |
| Jan 3, 2022 | DeSilva Nishan M | Director | Grant(A) | 40K | — | $0 |
| Jan 3, 2022 | Johnston Lloyd P. | Chief Operations Officer | Grant(A) | 72K | — | $0 |
| Jan 3, 2022 | Johnston Lloyd P. | Chief Operations Officer | Grant(A) | 340K | — | $0 |
| Jan 3, 2022 | Kishimoto Takashi Kei | Chief Scientific Officer | Grant(A) | 72K | — | $0 |
| Jan 3, 2022 | Kishimoto Takashi Kei | Chief Scientific Officer | Grant(A) | 340K | — | $0 |
| Jan 3, 2022 | Myers Scott Dunseth | Director | Grant(A) | 40K | — | $0 |
| Jan 3, 2022 | Sallin Aymeric | Director | Grant(A) | 40K | — | $0 |
| Jan 3, 2022 | Springer Timothy A | Director, 10% Owner | Grant(A) | 40K | — | $0 |
| Jan 3, 2022 | Tan Kevin | Chief Financial Officer | Grant(A) | 72K | — | $0 |
| Jan 3, 2022 | Tan Kevin | Chief Financial Officer | Grant(A) | 340K | — | $0 |
| Jan 3, 2022 | Traber Peter G | Chief Medical Officer | Grant(A) | 90K | — | $0 |
| Jan 3, 2022 | Traber Peter G | Chief Medical Officer | Grant(A) | 416K | — | $0 |
| Jan 3, 2022 | Zenner Patrick J | Director | Grant(A) | 40K | — | $0 |
| Dec 15, 2021 | Springer Timothy A | Director, 10% Owner | Buy(P) | 211K | $2.99 | $631K |
| Dec 13, 2021 | Springer Timothy A | Director, 10% Owner | Buy(P) | 15K | $2.98 | $43K |
| Dec 10, 2021 | Springer Timothy A | Director, 10% Owner | Buy(P) | 59K | $2.99 | $175K |
| Dec 10, 2021 | Johnston Lloyd P. | Chief Operations Officer | Sell(S) | 4K | $2.99 | $13K |
| Dec 10, 2021 | Kishimoto Takashi Kei | Chief Scientific Officer | Sell(S) | 4K | $2.99 | $13K |
| Dec 10, 2021 | Traber Peter G | Chief Medical Officer | Sell(S) | 4K | $2.99 | $12K |
| Dec 9, 2021 | Springer Timothy A | Director, 10% Owner | Buy(P) | 3.7M | $3.06 | $11.5M |
| Dec 8, 2021 | Brunn Carsten | President and CEO, Director | Grant(A) | 38K | — | $0 |
| Dec 8, 2021 | Johnston Lloyd P. | Chief Operations Officer | Grant(A) | 14K | — | $0 |
| Dec 8, 2021 | Kishimoto Takashi Kei | Chief Scientific Officer | Grant(A) | 14K | — | $0 |
| Dec 8, 2021 | Traber Peter G | Chief Medical Officer | Grant(A) | 14K | — | $0 |
| Dec 3, 2021 | Cox Carrie Smith | Director | Buy(P) | 17K | $2.95 | $51K |
| Dec 2, 2021 | Brunn Carsten | President and CEO, Director | Sell(S) | 5K | $2.96 | $14K |
| Dec 2, 2021 | DeSilva Nishan M | Director | Buy(P) | 7K | $2.96 | $21K |
| Dec 2, 2021 | Tan Kevin | Chief Financial Officer | Buy(P) | 5K | $3.03 | $15K |
| Dec 1, 2021 | Brunn Carsten | President and CEO, Director | Option exercise(M) | 11K | — | $0 |
| Dec 1, 2021 | Brunn Carsten | President and CEO, Director | Option exercise(M) | 11K | — | $0 |
| Oct 13, 2021 | Brunn Carsten | President and CEO, Director | Sell(S) | 15K | $4.39 | $67K |
| Oct 13, 2021 | Johnston Lloyd P. | Chief Operations Officer | Sell(S) | 4K | $4.39 | $17K |
| Oct 13, 2021 | Kishimoto Takashi Kei | Chief Scientific Officer | Sell(S) | 4K | $4.39 | $17K |
| Oct 13, 2021 | Traber Peter G | Chief Medical Officer | Sell(S) | 4K | $4.39 | $16K |
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).