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 |
|---|---|---|---|---|---|---|
| Mar 11, 2024 | Merck & Co., Inc. | 10% Owner | Buy(P) | 21.4M | $23.00 | $492.1M |
| Mar 11, 2024 | Bucher James B | Chief Legal Officer | Disposed to issuer(D) | 110K | — | — |
| Mar 11, 2024 | Bailes Joseph S | Director | Disposed to issuer(D) | 5K | — | — |
| Mar 11, 2024 | Bailes Joseph S | Director | Disposed to issuer(D) | 1K | — | — |
| Mar 11, 2024 | Bailes Joseph S | Director | Disposed to issuer(D) | 3K | — | — |
| Mar 11, 2024 | Bailes Joseph S | Director | Disposed to issuer(D) | 2K | — | — |
| Mar 11, 2024 | Eastland Julia Marie | President and CEO, Director | Disposed to issuer(D) | 269K | — | — |
| Mar 11, 2024 | Eastland Julia Marie | President and CEO, Director | Grant(A) | 31K | — | $0 |
| Mar 11, 2024 | Eastland Julia Marie | President and CEO, Director | Disposed to issuer(D) | 3K | — | — |
| Mar 11, 2024 | Eastland Julia Marie | President and CEO, Director | Disposed to issuer(D) | 41K | — | — |
| Mar 11, 2024 | Lanza Frank J | Principal Fin. & Acctng Ofc. | Disposed to issuer(D) | 19K | — | — |
| Mar 11, 2024 | Lanza Frank J | Principal Fin. & Acctng Ofc. | Disposed to issuer(D) | 9K | — | — |
| Mar 11, 2024 | Lanza Frank J | Principal Fin. & Acctng Ofc. | Disposed to issuer(D) | 6K | — | — |
| Mar 11, 2024 | Robbins Andrew R | Director | Disposed to issuer(D) | 5K | — | — |
| Mar 11, 2024 | Robbins Andrew R | Director | Disposed to issuer(D) | 1K | — | — |
| Mar 11, 2024 | Robbins Andrew R | Director | Disposed to issuer(D) | 2K | — | — |
| Mar 11, 2024 | Drachman Jonathan G | Director | Disposed to issuer(D) | 5K | — | — |
| Mar 11, 2024 | Drachman Jonathan G | Director | Disposed to issuer(D) | 1K | — | — |
| Mar 11, 2024 | Drachman Jonathan G | Director | Disposed to issuer(D) | 2K | — | — |
| Mar 11, 2024 | Drachman Jonathan G | Director | Disposed to issuer(D) | 6K | — | — |
| Mar 11, 2024 | Chin Mark | Director | Disposed to issuer(D) | 13K | — | — |
| Mar 11, 2024 | Chin Mark | Director | Disposed to issuer(D) | 2K | — | — |
| Mar 11, 2024 | Chin Mark | Director | Disposed to issuer(D) | 2K | — | — |
| Mar 11, 2024 | Chin Mark | Director | Disposed to issuer(D) | 3K | — | — |
| Mar 11, 2024 | Chin Mark | Director | Disposed to issuer(D) | 1K | — | — |
| Mar 11, 2024 | Myers Scott Dunseth | Director | Disposed to issuer(D) | 23K | — | — |
| Mar 11, 2024 | Myers Scott Dunseth | Director | Disposed to issuer(D) | 5K | — | — |
| Mar 11, 2024 | Myers Scott Dunseth | Director | Disposed to issuer(D) | 2K | — | — |
| Mar 11, 2024 | Walker Luke Nathaniel | Chief Medical Officer | Disposed to issuer(D) | 135K | — | — |
| Mar 11, 2024 | Walker Luke Nathaniel | Chief Medical Officer | Disposed to issuer(D) | 10K | — | — |
| Mar 11, 2024 | Walker Luke Nathaniel | Chief Medical Officer | Disposed to issuer(D) | 31K | — | — |
| Mar 11, 2024 | Hunt Ronald | Director, 10% Owner | Disposed to issuer(D) | 13K | — | — |
| Mar 11, 2024 | Hunt Ronald | Director, 10% Owner | Disposed to issuer(D) | 1.5M | — | — |
| Mar 11, 2024 | Hunt Ronald | Director, 10% Owner | Disposed to issuer(D) | 396K | — | — |
| Mar 11, 2024 | Hunt Ronald | Director, 10% Owner | Disposed to issuer(D) | 10K | — | — |
| Mar 11, 2024 | Hunt Ronald | Director, 10% Owner | Disposed to issuer(D) | 86K | — | — |
| Mar 11, 2024 | Hunt Ronald | Director, 10% Owner | Disposed to issuer(D) | 2K | — | — |
| Mar 11, 2024 | Hunt Ronald | Director, 10% Owner | Disposed to issuer(D) | 3K | — | — |
| Mar 11, 2024 | Hunt Ronald | Director, 10% Owner | Disposed to issuer(D) | 2K | — | — |
| Mar 11, 2024 | Hunt Ronald | Director, 10% Owner | Disposed to issuer(D) | 686K | — | — |
| Mar 11, 2024 | Hunt Ronald | Director, 10% Owner | Disposed to issuer(D) | 299K | — | — |
| Mar 11, 2024 | Hunt Ronald | Director, 10% Owner | Disposed to issuer(D) | 1K | — | — |
| Mar 11, 2024 | Silvernail Lauren P | Director | Disposed to issuer(D) | 5K | — | — |
| Mar 11, 2024 | Silvernail Lauren P | Director | Disposed to issuer(D) | 2K | — | — |
| Mar 11, 2024 | Silvernail Lauren P | Director | Disposed to issuer(D) | 2K | — | — |
| Mar 11, 2024 | New Leaf Venture Associates III, L.P. | Director, 10% Owner | Disposed to issuer(D) | 10K | — | — |
| Mar 11, 2024 | New Leaf Venture Associates III, L.P. | Director, 10% Owner | Disposed to issuer(D) | 396K | — | — |
| Mar 11, 2024 | New Leaf Venture Associates III, L.P. | Director, 10% Owner | Disposed to issuer(D) | 1.5M | — | — |
| Mar 11, 2024 | New Leaf Venture Associates III, L.P. | Director, 10% Owner | Disposed to issuer(D) | 299K | — | — |
| Mar 11, 2024 | New Leaf Venture Associates III, L.P. | Director, 10% Owner | Disposed to issuer(D) | 686K | — | — |
| Mar 11, 2024 | New Leaf Venture Associates III, L.P. | Director, 10% Owner | Disposed to issuer(D) | 86K | — | — |
| Mar 8, 2024 | Drachman Jonathan G | Director | Grant(A) | 415 | — | $0 |
| Mar 8, 2024 | Chin Mark | Director | Grant(A) | 424 | — | $0 |
| Mar 8, 2024 | Hunt Ronald | Director, 10% Owner | Grant(A) | 424 | — | $0 |
| Jan 7, 2024 | Eastland Julia Marie | President and CEO, Director | Grant(A) | 179K | — | $0 |
| Jan 7, 2024 | Lanza Frank J | Principal Fin. & Acctng Ofc. | Grant(A) | 15K | — | $0 |
| Jan 7, 2024 | Walker Luke Nathaniel | Chief Medical Officer | Grant(A) | 115K | — | $0 |
| Jan 1, 2024 | Chin Mark | Director | Grant(A) | 1K | — | $0 |
| Jan 1, 2024 | Hunt Ronald | Director, 10% Owner | Grant(A) | 1K | — | $0 |
| Jan 1, 2024 | Myers Scott Dunseth | Director | Grant(A) | 2K | — | $0 |
| Dec 21, 2023 | Bucher James B | Chief Legal Officer | Grant(A) | 110K | — | $0 |
| Nov 27, 2023 | Bailes Joseph S | Director | Grant(A) | 5K | — | $0 |
| Nov 27, 2023 | Chin Mark | Director | Grant(A) | 5K | — | $0 |
| Nov 27, 2023 | Drachman Jonathan G | Director | Grant(A) | 5K | — | $0 |
| Nov 27, 2023 | Hunt Ronald | Director, 10% Owner | Grant(A) | 5K | — | $0 |
| Nov 27, 2023 | Myers Scott Dunseth | Director | Grant(A) | 5K | — | $0 |
| Nov 27, 2023 | Robbins Andrew R | Director | Grant(A) | 5K | — | $0 |
| Nov 27, 2023 | Silvernail Lauren P | Director | Grant(A) | 5K | — | $0 |
| Nov 26, 2023 | Eastland Julia Marie | President and CEO, Director | Grant(A) | 50K | — | $0 |
| Nov 26, 2023 | Lanza Frank J | Principal Fin. & Acctng Ofc. | Grant(A) | 2K | — | $0 |
| Nov 26, 2023 | Walker Luke Nathaniel | Chief Medical Officer | Grant(A) | 20K | — | $0 |
| Oct 25, 2023 | Lathi Vijay K | 10% Owner | Buy(P) | 1.4M | — | — |
| Oct 25, 2023 | Lathi Vijay K | 10% Owner | Buy(P) | 172K | — | — |
| Oct 25, 2023 | Lathi Vijay K | 10% Owner | Buy(P) | 686K | — | — |
| Oct 25, 2023 | Lathi Vijay K | 10% Owner | Buy(P) | 86K | — | — |
| Oct 25, 2023 | Hunt Ronald | Director, 10% Owner | Buy(P) | 1.4M | — | — |
| Oct 25, 2023 | Hunt Ronald | Director, 10% Owner | Buy(P) | 172K | — | — |
| Oct 25, 2023 | Hunt Ronald | Director, 10% Owner | Buy(P) | 86K | — | — |
| Oct 25, 2023 | Hunt Ronald | Director, 10% Owner | Buy(P) | 686K | — | — |
| Oct 1, 2023 | Chin Mark | Director | Grant(A) | 3K | — | $0 |
| Oct 1, 2023 | Hunt Ronald | Director, 10% Owner | Grant(A) | 3K | — | $0 |
| Oct 1, 2023 | Myers Scott Dunseth | Director | Grant(A) | 6K | — | $0 |
| Jul 1, 2023 | Myers Scott Dunseth | Director | Grant(A) | 36K | — | $0 |
| Jul 1, 2023 | Hunt Ronald | Director, 10% Owner | Grant(A) | 19K | — | $0 |
| Jul 1, 2023 | Chin Mark | Director | Grant(A) | 19K | — | $0 |
| Jun 22, 2023 | Bailes Joseph S | Director | Grant(A) | 23K | — | $0 |
| Jun 22, 2023 | Chin Mark | Director | Grant(A) | 23K | — | $0 |
| Jun 22, 2023 | Drachman Jonathan G | Director | Grant(A) | 23K | — | $0 |
| Jun 22, 2023 | Hunt Ronald | Director, 10% Owner | Grant(A) | 23K | — | $0 |
| Jun 22, 2023 | Myers Scott Dunseth | Director | Grant(A) | 46K | — | $0 |
| Jun 22, 2023 | Robbins Andrew R | Director | Grant(A) | 23K | — | $0 |
| Jun 22, 2023 | Silvernail Lauren P | Director | Grant(A) | 23K | — | $0 |
| Apr 1, 2023 | Chin Mark | Director | Grant(A) | 18K | — | $0 |
| Apr 1, 2023 | Colowick Alan | Director | Grant(A) | 16K | — | $0 |
| Apr 1, 2023 | Hunt Ronald | Director, 10% Owner | Grant(A) | 18K | — | $0 |
| Apr 1, 2023 | Myers Scott Dunseth | Director | Grant(A) | 35K | — | $0 |
| Apr 1, 2023 | Viney Joanne L. | Director | Grant(A) | 21K | — | $0 |
| Mar 23, 2023 | Hunt Ronald | Director, 10% Owner | Buy(P) | 10K | $1,000.00 | $10.0M |
| Mar 23, 2023 | Hunt Ronald | Director, 10% Owner | Buy(P) | 3.0M | — | — |
| Jan 24, 2023 | Eastland Julia Marie | President and CEO, Director | Grant(A) | 408K | — | $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).