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 10, 2023 | Guinan Mark | Director | Disposed to issuer(D) | 45K | — | — |
| Mar 10, 2023 | Guinan Mark | Director | Disposed to issuer(D) | 59K | — | — |
| Mar 10, 2023 | Gulfo Adele M. | Director | Disposed to issuer(D) | 4K | — | — |
| Mar 10, 2023 | Gulfo Adele M. | Director | Disposed to issuer(D) | 45K | — | — |
| Mar 10, 2023 | Gulfo Adele M. | Director | Disposed to issuer(D) | 21K | — | — |
| Mar 10, 2023 | Gulfo Adele M. | Director | Disposed to issuer(D) | 22K | — | — |
| Mar 10, 2023 | Sumitomo Chemical Co., Ltd. | 10% Owner | Buy(P) | 51.6M | $27.00 | $1.4B |
| Mar 10, 2023 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Disposed to issuer(D) | 160K | — | — |
| Mar 10, 2023 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Disposed to issuer(D) | 87K | — | — |
| Mar 10, 2023 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Disposed to issuer(D) | 66K | — | — |
| Mar 10, 2023 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Disposed to issuer(D) | 155K | — | — |
| Mar 10, 2023 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Disposed to issuer(D) | 64K | — | — |
| Mar 10, 2023 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Disposed to issuer(D) | 104K | — | — |
| Mar 10, 2023 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Disposed to issuer(D) | 79K | — | — |
| Mar 10, 2023 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Disposed to issuer(D) | 134K | — | — |
| Mar 10, 2023 | Curran Terrie | Director | Disposed to issuer(D) | 4K | — | — |
| Mar 10, 2023 | Curran Terrie | Director | Disposed to issuer(D) | 11K | — | — |
| Mar 10, 2023 | Curran Terrie | Director | Disposed to issuer(D) | 23K | — | — |
| Mar 10, 2023 | Curran Terrie | Director | Disposed to issuer(D) | 23K | — | — |
| Mar 10, 2023 | Curran Terrie | Director | Disposed to issuer(D) | 5K | — | — |
| Mar 10, 2023 | Curran Terrie | Director | Disposed to issuer(D) | 22K | — | — |
| Mar 10, 2023 | Curran Terrie | Director | Disposed to issuer(D) | 21K | — | — |
| Mar 10, 2023 | Curran Terrie | Director | Disposed to issuer(D) | 34K | — | — |
| Mar 10, 2023 | Guinan Mark | Director | Disposed to issuer(D) | 4K | — | — |
| Mar 10, 2023 | Guinan Mark | Director | Disposed to issuer(D) | 21K | — | — |
| Mar 10, 2023 | Guinan Mark | Director | Disposed to issuer(D) | 22K | — | — |
| Mar 10, 2023 | Lang Matthew | General Counsel & Corp. Secy. | Disposed to issuer(D) | 241K | — | — |
| Mar 10, 2023 | Lang Matthew | General Counsel & Corp. Secy. | Disposed to issuer(D) | 113K | — | — |
| Mar 10, 2023 | Lang Matthew | General Counsel & Corp. Secy. | Disposed to issuer(D) | 170K | — | — |
| Mar 10, 2023 | Lang Matthew | General Counsel & Corp. Secy. | Disposed to issuer(D) | 152K | — | — |
| Mar 10, 2023 | Lang Matthew | General Counsel & Corp. Secy. | Disposed to issuer(D) | 90K | — | — |
| Mar 10, 2023 | Lang Matthew | General Counsel & Corp. Secy. | Disposed to issuer(D) | 111K | — | — |
| Mar 10, 2023 | Lang Matthew | General Counsel & Corp. Secy. | Disposed to issuer(D) | 87K | — | — |
| Mar 10, 2023 | Lang Matthew | General Counsel & Corp. Secy. | Disposed to issuer(D) | 220K | — | — |
| Mar 10, 2023 | Marek David C | Principal Executive Officer, Director | Disposed to issuer(D) | 96K | — | — |
| Mar 10, 2023 | Marek David C | Principal Executive Officer, Director | Disposed to issuer(D) | 322K | — | — |
| Mar 10, 2023 | Marek David C | Principal Executive Officer, Director | Disposed to issuer(D) | 135K | — | — |
| Mar 10, 2023 | Marek David C | Principal Executive Officer, Director | Disposed to issuer(D) | 208K | — | — |
| Mar 10, 2023 | Marek David C | Principal Executive Officer, Director | Disposed to issuer(D) | 306K | — | — |
| Mar 10, 2023 | Marek David C | Principal Executive Officer, Director | Disposed to issuer(D) | 205K | — | — |
| Mar 10, 2023 | Mehra Uneek | Principal Financial Officer | Disposed to issuer(D) | 21K | — | — |
| Mar 10, 2023 | Mehra Uneek | Principal Financial Officer | Disposed to issuer(D) | 182K | — | — |
| Mar 10, 2023 | Mehra Uneek | Principal Financial Officer | Disposed to issuer(D) | 165K | — | — |
| Mar 10, 2023 | Mehra Uneek | Principal Financial Officer | Disposed to issuer(D) | 111K | — | — |
| Mar 10, 2023 | Merendino Lauren | Chief Commercial Officer | Disposed to issuer(D) | 22K | — | — |
| Mar 10, 2023 | Merendino Lauren | Chief Commercial Officer | Disposed to issuer(D) | 148K | — | — |
| Mar 10, 2023 | Merendino Lauren | Chief Commercial Officer | Disposed to issuer(D) | 123K | — | — |
| Mar 10, 2023 | Merendino Lauren | Chief Commercial Officer | Disposed to issuer(D) | 104K | — | — |
| Mar 10, 2023 | Potter Myrtle S | Director | Disposed to issuer(D) | 4K | — | — |
| Mar 10, 2023 | Potter Myrtle S | Director | Disposed to issuer(D) | 21K | — | — |
| Mar 10, 2023 | Potter Myrtle S | Director | Disposed to issuer(D) | 22K | — | — |
| Mar 10, 2023 | Potter Myrtle S | Director | Disposed to issuer(D) | 59K | — | — |
| Mar 10, 2023 | Potter Myrtle S | Director | Disposed to issuer(D) | 45K | — | — |
| Mar 10, 2023 | Valente Nancy | Director | Disposed to issuer(D) | 4K | — | — |
| Mar 10, 2023 | Valente Nancy | Director | Disposed to issuer(D) | 37K | — | — |
| Mar 3, 2023 | Sumitomo Pharma Co., Ltd. | 10% Owner | Other(J) | 4.2M | — | $0 |
| Mar 3, 2023 | Sumitomo Pharma Co., Ltd. | 10% Owner | Other(J) | 1 | — | $0 |
| Jan 18, 2023 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Sell(S) | 1K | $26.89 | $30K |
| Jan 18, 2023 | Marek David C | Principal Executive Officer, Director | Sell(S) | 8K | $26.89 | $216K |
| Jan 18, 2023 | Merendino Lauren | Chief Commercial Officer | Sell(S) | 2K | $26.89 | $54K |
| Jan 18, 2023 | Lang Matthew | General Counsel & Corp. Secy. | Sell(S) | 1K | $26.89 | $34K |
| Jan 4, 2023 | Lang Matthew | General Counsel & Corp. Secy. | Sell(S) | 3K | $26.90 | $75K |
| Jan 4, 2023 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Sell(S) | 2K | $26.90 | $61K |
| Dec 16, 2022 | Mehra Uneek | Principal Financial Officer | Sell(S) | 2K | $26.75 | $60K |
| Oct 26, 2022 | Valente Nancy | Director | Grant(A) | 10K | — | $0 |
| Oct 26, 2022 | Potter Myrtle S | Director | Grant(A) | 10K | — | $0 |
| Oct 26, 2022 | Gulfo Adele M. | Director | Grant(A) | 10K | — | $0 |
| Oct 26, 2022 | Guinan Mark | Director | Grant(A) | 10K | — | $0 |
| Oct 26, 2022 | Curran Terrie | Director | Grant(A) | 10K | — | $0 |
| Oct 18, 2022 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Sell(S) | 2K | $25.20 | $40K |
| Oct 18, 2022 | Lang Matthew | General Counsel & Corp. Secy. | Sell(S) | 2K | $25.20 | $49K |
| Oct 18, 2022 | Marek David C | Principal Executive Officer, Director | Sell(S) | 11K | $25.20 | $281K |
| Oct 18, 2022 | Merendino Lauren | Chief Commercial Officer | Sell(S) | 2K | $25.20 | $43K |
| Oct 4, 2022 | Lang Matthew | General Counsel & Corp. Secy. | Sell(S) | 4K | $24.40 | $90K |
| Oct 4, 2022 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Sell(S) | 3K | $24.40 | $67K |
| Sep 16, 2022 | Mehra Uneek | Principal Financial Officer | Sell(S) | 9K | $18.86 | $174K |
| Aug 15, 2022 | Lang Matthew | General Counsel & Corp. Secy. | Sell(S) | 31K | $18.23 | $569K |
| Aug 12, 2022 | Lang Matthew | General Counsel & Corp. Secy. | Grant(A) | 125K | — | $0 |
| Jul 18, 2022 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Sell(S) | 2K | $12.87 | $21K |
| Jul 18, 2022 | Marek David C | Principal Executive Officer, Director | Sell(S) | 11K | $12.87 | $144K |
| Jul 18, 2022 | Merendino Lauren | Chief Commercial Officer | Sell(S) | 2K | $12.87 | $22K |
| Jul 18, 2022 | Lang Matthew | General Counsel & Corp. Secy. | Sell(S) | 2K | $12.87 | $25K |
| Jul 6, 2022 | Lang Matthew | General Counsel & Corp. Secy. | Sell(S) | 4K | $13.40 | $50K |
| Jul 6, 2022 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Sell(S) | 3K | $13.40 | $37K |
| May 27, 2022 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Sell(S) | 1K | $10.07 | $14K |
| Apr 19, 2022 | Marek David C | Principal Executive Officer, Director | Sell(S) | 25K | $10.45 | $257K |
| Apr 19, 2022 | Merendino Lauren | Chief Commercial Officer | Sell(S) | 7K | $10.45 | $74K |
| Apr 19, 2022 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Sell(S) | 5K | $10.45 | $48K |
| Apr 19, 2022 | Lang Matthew | General Counsel & Corp. Secy. | Sell(S) | 8K | $10.45 | $84K |
| Apr 15, 2022 | Marek David C | Principal Executive Officer, Director | Grant(A) | 135K | — | $0 |
| Apr 15, 2022 | Marek David C | Principal Executive Officer, Director | Grant(A) | 205K | — | $0 |
| Apr 15, 2022 | Merendino Lauren | Chief Commercial Officer | Grant(A) | 104K | — | $0 |
| Apr 15, 2022 | Lang Matthew | General Counsel & Corp. Secy. | Grant(A) | 111K | — | $0 |
| Apr 15, 2022 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Grant(A) | 104K | — | $0 |
| Apr 15, 2022 | Mehra Uneek | Principal Financial Officer | Grant(A) | 111K | — | $0 |
| Apr 5, 2022 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Sell(S) | 2K | $13.78 | $26K |
| Apr 5, 2022 | Lang Matthew | General Counsel & Corp. Secy. | Sell(S) | 2K | $13.78 | $34K |
| Mar 1, 2022 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Sell(S) | 1K | $13.35 | $18K |
| Jan 19, 2022 | Marek David C | Principal Executive Officer, Director | Sell(S) | 20K | $14.68 | $292K |
| Jan 4, 2022 | Arjona Ferreira Juan Camilo | Chief Medical Officer | Sell(S) | 2K | $16.27 | $37K |
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).