Zentalis Pharmaceuticals, Inc (ZNTL) insider trading
Every open-market stock purchase and sale by Zentalis Pharmaceuticals, Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Walters Group (10% owner) bought $15.2M in the last 90 days, growing their stake 32%.
Last 12 months: insiders bought $22.9M (2 buys) and sold $10.1M (5 sales). Last close $2.41 on Oct 22, 2026.
Recent ZNTL insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Sep 30, 2026 | Ingmar Bruns (C-suite exec) | Bought (not open market) | $21.2K |
| Aug 14, 2026 | Walters Group (10% owner) | Bought | $15.2M |
| Jun 16, 2026 | Enoch Kariuki (Director) | Bought (not open market) | — |
| Jun 16, 2026 | Jan Skvarka (Director) | Bought (not open market) | — |
| Jun 16, 2026 | David Michael Johnson (Director) | Bought (not open market) | — |
| Jun 16, 2026 | Luke Nathaniel Walker (Director) | Bought (not open market) | — |
| Jun 16, 2026 | Scott Dunseth Myers (Director) | Bought (not open market) | — |
| May 26, 2026 | Shannon Campbell (Director) | Bought (not open market) | — |
| Feb 10, 2026 | Vincent Vultaggio (Officer) | Sold | $16.7K |
| Feb 9, 2026 | Vincent Vultaggio (Officer) | Sold | $8.1K |
| Feb 9, 2026 | Julia Marie Eastland (CEO) | Sold | $2.1K |
| Feb 9, 2026 | Ingmar Bruns (C-suite exec) | Sold | $802 |
| Feb 6, 2026 | Vincent Vultaggio (Officer) | Sold | $72.8K |
| Feb 6, 2026 | Julia Marie Eastland (CEO) | Sold | $19.1K |
| Feb 6, 2026 | Ingmar Bruns (C-suite exec) | Sold | $7.2K |
| Feb 3, 2026 | Vincent Vultaggio (Officer) | Sold | $1.4K |
| Feb 2, 2026 | Vincent Vultaggio (Officer) | Sold | $6.5K |
| Jan 8, 2026 | Vincent Vultaggio (Officer) | Bought (not open market) | — |
| Jan 8, 2026 | Ingmar Bruns (C-suite exec) | Bought (not open market) | — |
| Jan 8, 2026 | Julia Marie Eastland (CEO) | Bought (not open market) | — |
| Jan 8, 2026 | James B Bucher (C-suite exec) | Bought (not open market) | — |
| Dec 31, 2025 | Walters Group (10% owner) | Bought | $7.8M |
| Dec 15, 2025 | Matrix Capital Management Company LP (10% owner) | Sold | $10M |
Who's trading ZNTL
- Ingmar Bruns, C-suite exec: sold $8K (2 sales), last Sep 30, 2026
- Walters Group, 10% owner: bought $22.9M (2 buys), last Aug 14, 2026
- Luke Nathaniel Walker, Director: other filings, last Jun 16, 2026
- David Michael Johnson, Director: other filings, last Jun 16, 2026
- Enoch Kariuki, Director: other filings, last Jun 16, 2026
- Scott Dunseth Myers, Director: other filings, last Jun 16, 2026
- Jan Skvarka, Director: other filings, last Jun 16, 2026
- Shannon Campbell, Director: other filings, last May 26, 2026
- Vincent Vultaggio, Officer: sold $105K (5 sales), last Feb 10, 2026
- Julia Marie Eastland, CEO: sold $21.2K (2 sales), last Feb 9, 2026
- James B Bucher, C-suite exec: other filings, last Jan 8, 2026
- Matrix Capital Management Company LP, 10% owner: sold $10M (1 sale), last Dec 15, 2025
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