Zentalis Pharmaceuticals, Inc. (ZNTL) has 140 open-market insider trades by 23 insiders since 2020. Over the last six months insiders net bought $15.2M. The most active filer is Cam Gallagher, President & CFO.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Matrix Capital Management Company, LP | 10% Owner | — | 1 | $107.9M | 2023-06-20 |
| Anthony Y. Sun | CEOPres | — | 21 | $32.2M | 2022-04-05 |
| Ole Andreas Halvorsen | 10% Owner | — | 1 | $25.3M | 2020-12-01 |
| Cam Gallagher | PresCFO | — | 38 | $21.0M | 2024-05-31 |
| Kevin D. Bunker | CSO | — | 34 | $17.7M | 2023-12-20 |
| Walters GROUP | 10% Owner | — | 1 | $15.2M | 2026-08-14 |
| David C. Ott | 10% Owner | — | 1 | $13.1M | 2020-04-07 |
| David E. Goel | 10% Owner | — | 1 | $10.0M | 2025-12-15 |
| William Thurman Walters | 10% | — | 1 | $7.8M | 2025-12-31 |
| Melissa B. Epperly | CFO | — | 15 | $4.3M | 2024-02-12 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Walters GROUP | 10% Owner | Buy | $15.2M | 2026-08-14 |
| Julia Marie Eastland | President | Sell | $21K | 2026-02-06 |
| Ingmar Bruns | Chief Medical Officer | Sell | $8K | 2026-02-06 |
| Vincent Vultaggio | — | Sell | $98K | 2026-02-06 |
| Vincent Vultaggio | PAO and PFO | Sell | $8K | 2026-02-02 |
| William Thurman Walters | 10% | Buy | $7.8M |
Companies that share insiders with ZNTL, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2025-12-31 |
| David E. Goel | 10% Owner | Sell | $10.0M | 2025-12-15 |
| Scott Dunseth Myers | Director | Buy | $29K | 2025-04-30 |
| Ingmar Bruns | Chief Medical Officer | Buy | $46K | 2025-02-06 |
| Vincent Vultaggio | PAO and Interim PFO | Sell | $4K | 2025-02-03 |
| Mark Lackner | Chief Scientific Officer | Sell | $25K | 2025-02-03 |
| Andrea Paul | CLO | Sell | $23K | 2025-02-03 |
| Jan Skvarka | Director | Buy | $103K | 2025-01-31 |
| Luke Nathaniel Walker | Director | Buy | $25K | 2025-01-31 |
| Julia Marie Eastland | President | Buy | $49K | 2025-01-31 |