ZYME Insider Transactions
94 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–94; provenance stays internal.
ZYME insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| Hollywood Mark | EVP & Chief Operating Officer | 2026-01-12 | Sale | 6,120.0 | $22.67 |
| Smith Jeffrey T L | EVP & Chief Medical Officer | 2026-01-12 | Sale | 9,310.0 | $22.67 |
| Moore Paul Andrew | Chief Scientific Officer | 2026-01-12 | Sale | 9,560.0 | $22.67 |
| Galbraith Kenneth | Chair & CEO | 2026-01-12 | Sale | 30,424.0 | $22.67 |
| Smith Jeffrey T L | EVP & Chief Medical Officer | 2026-01-05 | Sale | 10,538.0 | $25.1 |
| Galbraith Kenneth | Chair & CEO | 2026-01-05 | Sale | 31,686.0 | $25.1 |
| Galbraith Kenneth | Chair & CEO | 2026-01-05 | Sale | 22,657.0 | $25.1 |
| Moore Paul Andrew | Chief Scientific Officer | 2026-01-05 | Sale | 10,821.0 | $25.1 |
| Moore Paul Andrew | Chief Scientific Officer | 2026-01-05 | Sale | 9,289.0 | $25.1 |
| Galbraith Kenneth | Chair & CEO | 2025-12-22 | Sale | 47,528.0 | $27.02 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-05-19 | Purchase | 5,919.0 | $11.78 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-05-19 | Purchase | 5,919.0 | $11.78 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-05-15 | Purchase | 49,502.0 | $11.43 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-05-15 | Purchase | 49,502.0 | $11.43 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-04-17 | Purchase | 54,760.0 | $11.52 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-04-17 | Purchase | 54,760.0 | $11.52 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-04-16 | Purchase | 73,953.0 | $11.16 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-04-16 | Purchase | 73,953.0 | $11.16 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-04-04 | Purchase | 196,438.0 | $11.17 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-04-04 | Purchase | 196,438.0 | $11.17 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-04-03 | Purchase | 120,770.0 | $11.84 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-04-03 | Purchase | 120,770.0 | $11.84 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-04-02 | Purchase | 74,360.0 | $11.85 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-04-02 | Purchase | 74,360.0 | $11.85 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-04-01 | Purchase | 48,658.0 | $11.6 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-04-01 | Purchase | 48,658.0 | $11.6 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-31 | Purchase | 4,397.0 | $11.75 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-31 | Purchase | 4,397.0 | $11.75 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-26 | Purchase | 43,848.0 | $12.24 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-26 | Purchase | 43,848.0 | $12.24 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-25 | Purchase | 53,501.0 | $12.91 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-25 | Purchase | 53,501.0 | $12.91 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-24 | Purchase | 22,689.0 | $13.08 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-24 | Purchase | 22,689.0 | $13.08 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-21 | Purchase | 31,033.0 | $12.78 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-21 | Purchase | 31,033.0 | $12.78 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-20 | Purchase | 73,476.0 | $12.93 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-20 | Purchase | 73,476.0 | $12.93 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-19 | Purchase | 58,306.0 | $12.64 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-19 | Purchase | 58,306.0 | $12.64 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-18 | Purchase | 113,880.0 | $12.65 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-18 | Purchase | 113,880.0 | $12.65 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-17 | Purchase | 56,277.0 | $12.23 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-17 | Purchase | 56,277.0 | $12.23 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-13 | Purchase | 468,356.0 | $12.48 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-13 | Purchase | 468,356.0 | $12.48 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-12 | Purchase | 292,934.0 | $12.25 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-12 | Purchase | 292,934.0 | $12.25 |
| NODELMAN OLEG | Director,TenPercentOwner | 2025-03-11 | Purchase | 320,690.0 | $11.49 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-03-11 | Purchase | 320,690.0 | $11.49 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-01-17 | Purchase | 19,748.0 | $13.87 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-01-16 | Purchase | 121,681.0 | $13.89 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-01-15 | Purchase | 39,029.0 | $14.01 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-01-14 | Purchase | 54,500.0 | $13.56 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-01-13 | Purchase | 74,125.0 | $13.39 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-01-10 | Purchase | 204,098.0 | $13.13 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-01-08 | Purchase | 21,021.0 | $14.07 |
| Moore Paul Andrew | Chief Scientific Officer | 2025-01-06 | Sale | 11,408.0 | $14.92 |
| Moore Paul Andrew | Chief Scientific Officer | 2025-01-06 | Sale | 9,792.0 | $14.92 |
| Galbraith Kenneth | Chair & CEO | 2025-01-06 | Sale | 33,406.0 | $14.92 |
| Galbraith Kenneth | Chair & CEO | 2025-01-06 | Sale | 23,885.0 | $14.92 |
| Smith Jeffrey T L | EVP & Chief Medical Officer | 2025-01-06 | Sale | 11,110.0 | $14.92 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2025-01-02 | Purchase | 157,880.0 | $14.78 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2024-12-31 | Purchase | 146,501.0 | $14.57 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2024-12-30 | Purchase | 58,988.0 | $14.47 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2024-12-27 | Purchase | 101,659.0 | $14.49 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2024-12-26 | Purchase | 16,692.0 | $14.38 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2024-12-24 | Purchase | 11,958.0 | $14.12 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2024-12-23 | Purchase | 251,502.0 | $14.25 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2024-12-20 | Purchase | 704,488.0 | $14.08 |
| EcoR1 Capital, LLC | Director,TenPercentOwner | 2024-12-19 | Purchase | 298,818.0 | $13.53 |
| Galbraith Kenneth | Chair & CEO | 2024-01-08 | Sale | 5,706.0 | $11.22 |
| Astle Christopher | SVP & Chief Financial Officer | 2024-01-08 | Sale | 1,431.0 | $11.22 |
| Moore Paul Andrew | Chief Scientific Officer | 2024-01-08 | Sale | 2,339.0 | $11.22 |
| Galbraith Kenneth | Chair & CEO | 2024-01-05 | Sale | 18,198.0 | $10.65 |
| Astle Christopher | SVP & Chief Financial Officer | 2024-01-05 | Sale | 4,563.0 | $10.65 |
| Moore Paul Andrew | Chief Scientific Officer | 2024-01-05 | Sale | 7,460.0 | $10.65 |
| Astle Christopher | SVP & Chief Financial Officer | 2023-12-11 | Sale | 886.0 | $9.13 |
| EcoR1 Capital, LLC | TenPercentOwner | 2023-06-16 | Purchase | 3,350,000.0 | $8.12 |
| EcoR1 Capital, LLC | TenPercentOwner | 2023-03-28 | Purchase | 200,000.0 | $8.0 |
| Klompas Neil A | President & COO | 2023-03-10 | Sale | 2,977.0 | $7.83 |
| EcoR1 Capital, LLC | TenPercentOwner | 2023-01-20 | Purchase | 163,400.0 | $9.88 |
| EcoR1 Capital, LLC | TenPercentOwner | 2023-01-19 | Purchase | 144,100.0 | $9.49 |
| EcoR1 Capital, LLC | TenPercentOwner | 2023-01-18 | Purchase | 203,000.0 | $10.0 |
| EcoR1 Capital, LLC | TenPercentOwner | 2023-01-17 | Purchase | 440,000.0 | $9.8 |
| EcoR1 Capital, LLC | TenPercentOwner | 2023-01-13 | Purchase | 342,100.0 | $9.81 |
| EcoR1 Capital, LLC | TenPercentOwner | 2023-01-11 | Purchase | 106,300.0 | $7.87 |
| EcoR1 Capital, LLC | TenPercentOwner | 2023-01-10 | Purchase | 920,000.0 | $7.65 |
| Astle Christopher | SVP & Chief Financial Officer | 2022-12-12 | Sale | 887.0 | $6.01 |
| Astle Christopher | SVP & Chief Financial Officer | 2022-12-12 | Sale | 887.0 | $6.01 |
| Josephson Neil | Chief Medical Officer | 2022-11-10 | Sale | 2,475.0 | $8.1 |
| Josephson Neil | Chief Medical Officer | 2022-11-10 | Sale | 2,475.0 | $8.1 |
| Redmile Group, LLC | TenPercentOwner | 2022-10-13 | Purchase | 30,481.0 | $5.03 |
| Green Jeremy | TenPercentOwner | 2022-10-13 | Purchase | 30,481.0 | $5.03 |