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 13, 2025 | Casdin Eli | Director | Tender(U) | 23K | $5.00 | $113K |
| May 13, 2025 | Casdin Eli | Director | Tender(U) | 2.0M | $5.00 | $10.0M |
| May 13, 2025 | Casdin Eli | Director | Disposed to issuer(D) | 33K | — | — |
| May 13, 2025 | Casdin Eli | Director | Disposed to issuer(D) | 12K | — | — |
| May 13, 2025 | Baird William D III | President and CEO, Director | Disposed to issuer(D) | 1.0M | — | — |
| May 13, 2025 | Baird William D III | President and CEO, Director | Tender(U) | 118K | — | — |
| May 13, 2025 | Baird William D III | President and CEO, Director | Disposed to issuer(D) | 176K | — | — |
| May 13, 2025 | Baird William D III | President and CEO, Director | Disposed to issuer(D) | 182K | — | — |
| May 13, 2025 | Torres Denice | Director | Disposed to issuer(D) | 12K | — | — |
| May 13, 2025 | Torres Denice | Director | Tender(U) | 20K | — | — |
| May 13, 2025 | Torres Denice | Director | Disposed to issuer(D) | 24K | — | — |
| May 13, 2025 | Newton Charles W. | Director | Tender(U) | 6K | — | — |
| May 13, 2025 | Newton Charles W. | Director | Disposed to issuer(D) | 17K | — | — |
| May 13, 2025 | Newton Charles W. | Director | Disposed to issuer(D) | 12K | — | — |
| May 13, 2025 | Newton Charles W. | Director | Disposed to issuer(D) | 33K | — | — |
| May 13, 2025 | Maus Marcela V. | Director | Tender(U) | 12K | — | — |
| May 13, 2025 | Maus Marcela V. | Director | Disposed to issuer(D) | 12K | — | — |
| May 13, 2025 | Maus Marcela V. | Director | Disposed to issuer(D) | 24K | — | — |
| May 13, 2025 | Wei Lin | Director | Tender(U) | 15K | — | — |
| May 13, 2025 | Wei Lin | Director | Disposed to issuer(D) | 18K | — | — |
| May 13, 2025 | Wei Lin | Director | Disposed to issuer(D) | 24K | — | — |
| May 13, 2025 | Snow Jessica | Chief Operating Officer | Disposed to issuer(D) | 247K | — | — |
| May 13, 2025 | Snow Jessica | Chief Operating Officer | Tender(U) | 11K | — | — |
| May 13, 2025 | Snow Jessica | Chief Operating Officer | Disposed to issuer(D) | 18K | — | — |
| May 13, 2025 | Snow Jessica | Chief Operating Officer | Disposed to issuer(D) | 71K | — | — |
| May 13, 2025 | Eatwell Victoria | Chief Financial Officer | Disposed to issuer(D) | 401K | — | — |
| May 13, 2025 | Eatwell Victoria | Chief Financial Officer | Tender(U) | 43K | — | — |
| May 13, 2025 | Eatwell Victoria | Chief Financial Officer | Disposed to issuer(D) | 18K | — | — |
| May 13, 2025 | Eatwell Victoria | Chief Financial Officer | Disposed to issuer(D) | 72K | — | — |
| May 13, 2025 | Eatwell Victoria | Chief Financial Officer | Disposed to issuer(D) | 22K | — | — |
| May 13, 2025 | Leschly Nick | Director | Tender(U) | 41K | — | — |
| May 13, 2025 | Leschly Nick | Director | Tender(U) | 15K | — | — |
| May 13, 2025 | Leschly Nick | Director | Tender(U) | 898K | — | — |
| May 13, 2025 | Leschly Nick | Director | Disposed to issuer(D) | 336K | — | — |
| May 13, 2025 | Leschly Nick | Director | Disposed to issuer(D) | 469K | — | — |
| May 13, 2025 | Glickman Sarah JS | Director | Tender(U) | 16K | — | — |
| May 13, 2025 | Glickman Sarah JS | Director | Disposed to issuer(D) | 12K | — | — |
| May 13, 2025 | Glickman Sarah JS | Director | Disposed to issuer(D) | 24K | — | — |
| Mar 17, 2025 | Eatwell Victoria | Chief Financial Officer | Sell(S) | 3K | $4.95 | $13K |
| Mar 17, 2025 | Baird William D III | President and CEO, Director | Sell(S) | 5K | $4.95 | $25K |
| Mar 17, 2025 | Snow Jessica | Chief Operating Officer | Sell(S) | 2K | $4.95 | $11K |
| Mar 11, 2025 | Kynam Global Healthcare Master Fund, LP | 10% Owner | Sell(S) | 5.1M | $4.93 | $25.4M |
| Mar 11, 2025 | Kynam Global Healthcare Master Fund, LP | 10% Owner | Sell(S) | 6.0M | $4.93 | $29.4M |
| Mar 11, 2025 | Kynam Global Healthcare Master Fund, LP | 10% Owner | Sell(S) | 5.1M | $4.93 | $25.4M |
| Jan 7, 2025 | Snow Jessica | See Remarks | Sell(S) | 186 | $2.64 | $491 |
| Jan 6, 2025 | Baird William D III | President and CEO, Director | Sell(S) | 763 | $2.78 | $2K |
| Jan 6, 2025 | Eatwell Victoria | Chief Financial Officer | Sell(S) | 97 | $2.78 | $270 |
| Jan 6, 2025 | Leschly Nick | Director | Sell(S) | 892 | $2.78 | $2K |
| Jan 6, 2025 | Snow Jessica | See Remarks | Sell(S) | 5K | $2.79 | $14K |
| Jan 6, 2025 | Snow Jessica | See Remarks | Sell(S) | 114 | $2.78 | $317 |
| Jan 6, 2025 | Baird William D III | President and CEO, Director | Grant(A) | 264K | — | $0 |
| Jan 6, 2025 | Baird William D III | President and CEO, Director | Grant(A) | 176K | — | $0 |
| Jan 6, 2025 | Eatwell Victoria | Chief Financial Officer | Grant(A) | 108K | — | $0 |
| Jan 6, 2025 | Eatwell Victoria | Chief Financial Officer | Grant(A) | 72K | — | $0 |
| Jan 6, 2025 | Snow Jessica | See Remarks | Grant(A) | 106K | — | $0 |
| Jan 6, 2025 | Snow Jessica | See Remarks | Grant(A) | 71K | — | $0 |
| Jan 6, 2025 | Snow Jessica | See Remarks | Sell(S) | 2K | $2.79 | $5K |
| Jan 3, 2025 | Baird William D III | President and CEO, Director | Sell(S) | 32K | $2.94 | $93K |
| Jan 3, 2025 | Eatwell Victoria | Chief Financial Officer | Sell(S) | 1K | $2.94 | $3K |
| Jan 3, 2025 | Leschly Nick | Director | Sell(S) | 86K | $2.94 | $253K |
| Jan 3, 2025 | Snow Jessica | See Remarks | Sell(S) | 1K | $2.94 | $3K |
| Dec 13, 2024 | Snow Jessica | See Remarks | Sell(S) | 2K | $3.23 | $7K |
| Nov 18, 2024 | Maus Marcela V. | Director | Sell(S) | 4K | $3.38 | $13K |
| Oct 3, 2024 | Eatwell Victoria | Chief Financial Officer | Sell(S) | 1K | $4.65 | $6K |
| Oct 3, 2024 | Snow Jessica | See Remarks | Sell(S) | 679 | $4.65 | $3K |
| Aug 14, 2024 | Snow Jessica | See Remarks | Sell(S) | 8K | $4.32 | $34K |
| Aug 5, 2024 | Eatwell Victoria | Chief Financial Officer | Sell(S) | 13 | $3.99 | $52 |
| Jul 2, 2024 | Eatwell Victoria | Chief Financial Officer | Sell(S) | 12 | $4.02 | $48 |
| Jul 2, 2024 | Snow Jessica | See Remarks | Sell(S) | 14 | $4.02 | $56 |
| Jul 1, 2024 | Eatwell Victoria | Chief Financial Officer | Grant(A) | 246K | — | $0 |
| Jul 1, 2024 | Snow Jessica | See Remarks | Grant(A) | 109K | — | $0 |
| Jul 1, 2024 | Baird William D III | President and CEO, Director | Grant(A) | 586K | — | $0 |
| Jun 10, 2024 | Casdin Eli | Director | Grant(A) | 6K | — | — |
| Jun 10, 2024 | Casdin Eli | Director | Grant(A) | 12K | $3.93 | $47K |
| Jun 10, 2024 | Torres Denice | Director | Grant(A) | 12K | — | $0 |
| Jun 10, 2024 | Torres Denice | Director | Grant(A) | 24K | — | $0 |
| Jun 10, 2024 | Newton Charles W. | Director | Grant(A) | 6K | — | $0 |
| Jun 10, 2024 | Newton Charles W. | Director | Grant(A) | 12K | — | $0 |
| Jun 10, 2024 | Glickman Sarah JS | Director | Grant(A) | 12K | — | $0 |
| Jun 10, 2024 | Glickman Sarah JS | Director | Grant(A) | 24K | — | $0 |
| Jun 10, 2024 | Wei Lin | Director | Grant(A) | 12K | — | $0 |
| Jun 10, 2024 | Wei Lin | Director | Grant(A) | 24K | — | $0 |
| Jun 10, 2024 | Maus Marcela V. | Director | Grant(A) | 12K | — | $0 |
| Jun 10, 2024 | Maus Marcela V. | Director | Grant(A) | 24K | — | $0 |
| Jun 3, 2024 | Snow Jessica | See Remarks | Sell(S) | 649 | $4.18 | $3K |
| Jun 3, 2024 | Eatwell Victoria | Chief Financial Officer | Sell(S) | 1K | $4.18 | $5K |
| May 3, 2024 | Snow Jessica | See Remarks | Sell(S) | 15 | $4.91 | $74 |
| Apr 1, 2024 | Baird William D III | President and CEO, Director | Grant(A) | 56K | — | $0 |
| Apr 1, 2024 | Baird William D III | President and CEO, Director | Grant(A) | 113K | — | $0 |
| Apr 1, 2024 | Eatwell Victoria | Chief Financial Officer | Grant(A) | 43K | — | $0 |
| Apr 1, 2024 | Eatwell Victoria | Chief Financial Officer | Grant(A) | 85K | — | $0 |
| Apr 1, 2024 | Snow Jessica | See Remarks | Grant(A) | 31K | — | $0 |
| Apr 1, 2024 | Snow Jessica | See Remarks | Grant(A) | 63K | — | $0 |
| Mar 26, 2024 | Casdin Capital, LLC | Director | Buy(P) | 40K | $5.10 | $204K |
| Mar 25, 2024 | Casdin Partners GP, LLC | Director | Buy(P) | 330K | $5.07 | $1.7M |
| Mar 22, 2024 | Casdin Partners GP, LLC | Director | Buy(P) | 147K | $5.12 | $755K |
| Mar 21, 2024 | Casdin Partners GP, LLC | Director | Buy(P) | 300K | $4.90 | $1.5M |
| Mar 21, 2024 | Casdin Partners GP, LLC | Director | Sell(S) | 63K | $4.72 | $298K |
| Mar 20, 2024 | Newton Charles W. | Director | Grant(A) | 17K | — | $0 |
| Mar 20, 2024 | Newton Charles W. | Director | Grant(A) | 33K | — | $0 |
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).