ZNTL
Zentalis Pharmaceuticals Llc
NASDAQ: ZNTL · HEALTHCARE · BIOTECHNOLOGY
$2.06
+4.04% today
Updated 2026-10-28
Market cap
$194.28M
P/E ratio
—
P/S ratio
4.42x
EPS (TTM)
$-1.96
Dividend yield
—
52W range
$1 – $7
Volume
1.2M
Zentalis Pharmaceuticals Llc (ZNTL) Insider transactions
Net insider activity
Net buying (19,246,576 shares)
Buy transactions
64
Sell transactions
36
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-08-14 | WALTERS, GROUP | 10% Owner | Buy | 4,335,000 | $3.50 | $15.17M |
| 2026-06-16 | WALKER, LUKE NATHANIEL | Director | Buy | 57,100 | — | — |
| 2026-06-16 | SKVARKA, JAN | Director | Buy | 57,100 | — | — |
| 2026-06-16 | MYERS, SCOTT DUNSETH | Director | Buy | 57,100 | — | — |
| 2026-06-16 | KARIUKI, ENOCH | Director | Buy | 57,100 | — | — |
| 2026-06-16 | JOHNSON, DAVID MICHAEL | Director | Buy | 57,100 | — | — |
| 2026-05-26 | CAMPBELL, SHANNON | Director | Buy | 114,200 | — | — |
| 2026-02-10 | VULTAGGIO, VINCENT | PAO and PFO | Sale | 6,894 | $2.42 | $16699.34 |
| 2026-02-09 | VULTAGGIO, VINCENT | PAO and PFO | Sale | 3,379 | $2.39 | $8085.61 |
| 2026-02-09 | EASTLAND, JULIA MARIE | Director, CEO & President | Sale | 889 | $2.39 | $2127.29 |
| 2026-02-09 | BRUNS, INGMAR | Chief Medical Officer | Sale | 335 | $2.39 | $801.62 |
| 2026-02-06 | VULTAGGIO, VINCENT | PAO and PFO | Sale | 29,951 | $2.43 | $72771.94 |
| 2026-02-06 | EASTLAND, JULIA MARIE | Director, CEO & President | Sale | 7,866 | $2.43 | $19112.02 |
| 2026-02-06 | BRUNS, INGMAR | Chief Medical Officer | Sale | 2,962 | $2.43 | $7196.77 |
| 2026-02-03 | VULTAGGIO, VINCENT | PAO and PFO | Sale | 556 | $2.52 | $1398.34 |
| 2026-02-02 | VULTAGGIO, VINCENT | PAO and PFO | Sale | 2,540 | $2.55 | $6477.00 |
| 2026-01-08 | VULTAGGIO, VINCENT | PAO and PFO | Buy | 100,000 | — | — |
| 2026-01-08 | EASTLAND, JULIA MARIE | Director, CEO & President | Buy | 775,000 | — | — |
| 2026-01-08 | BUCHER, JAMES B | Chief Legal Officer | Buy | 100,000 | — | — |
| 2026-01-08 | BRUNS, INGMAR | Chief Medical Officer | Buy | 365,000 | — | — |
| 2025-12-31 | WALTERS, GROUP | 10% Owner | Buy | 6,459,973 | $1.20 | $7.75M |
| 2025-12-15 | MATRIX, CAPITAL MANAGEMENT COMPANY, LP | 10% Owner | Sale | 7,500,000 | $1.33 | $9.97M |
| 2025-10-01 | BUCHER, JAMES B | Chief Legal Officer | Buy | 400,000 | — | — |
| 2025-06-17 | WALKER, LUKE NATHANIEL | Director | Buy | 57,603 | — | — |
| 2025-06-17 | SKVARKA, JAN | Director | Buy | 57,603 | — | — |
| 2025-06-17 | MYERS, SCOTT DUNSETH | Director | Buy | 57,603 | — | — |
| 2025-06-17 | KARIUKI, ENOCH | Director | Buy | 57,603 | — | — |
| 2025-06-17 | JOHNSON, DAVID MICHAEL | Director | Buy | 57,603 | — | — |
| 2025-04-30 | MYERS, SCOTT DUNSETH | Director | Buy | 21,000 | $1.40 | $29372.70 |
| 2025-02-06 | BRUNS, INGMAR | Chief Medical Officer | Buy | 20,000 | $2.28 | $45656.00 |
| 2025-02-03 | VULTAGGIO, VINCENT | PAO and Interim PFO | Buy | 35,633 | — | — |
| 2025-02-03 | VULTAGGIO, VINCENT | PAO and Interim PFO | Buy | 158,586 | — | — |
| 2025-02-03 | VULTAGGIO, VINCENT | PAO and Interim PFO | Sale | 2,615 | $1.71 | $4475.57 |
| 2025-02-03 | PAUL, ANDREA | Chief Legal Officer | Buy | 124,714 | — | — |
| 2025-02-03 | PAUL, ANDREA | Chief Legal Officer | Buy | 934,041 | — | — |
| 2025-02-03 | PAUL, ANDREA | Chief Legal Officer | Sale | 13,230 | $1.71 | $22643.15 |
| 2025-02-03 | LACKNER, MARK | Chief Scientific Officer | Buy | 124,714 | — | — |
| 2025-02-03 | LACKNER, MARK | Chief Scientific Officer | Buy | 335,907 | — | — |
| 2025-02-03 | LACKNER, MARK | Chief Scientific Officer | Sale | 14,368 | $1.71 | $24590.83 |
| 2025-02-03 | EASTLAND, JULIA MARIE | Director, CEO & President | Buy | 59,388 | — | — |
| 2025-02-03 | EASTLAND, JULIA MARIE | Director, CEO & President | Buy | 59,388 | — | — |
| 2025-02-03 | BRUNS, INGMAR | Chief Medical Officer | Buy | 16,629 | — | — |
| 2025-02-03 | BRUNS, INGMAR | Chief Medical Officer | Buy | 16,629 | — | — |
| 2025-01-31 | WALKER, LUKE NATHANIEL | Director | Buy | 14,200 | $1.76 | $24966.44 |
| 2025-01-31 | SKVARKA, JAN | Director | Buy | 60,000 | $1.72 | $103446.00 |
| 2025-01-31 | EASTLAND, JULIA MARIE | Director, CEO & President | Buy | 28,500 | $1.73 | $49344.90 |
| 2025-01-02 | LACKNER, MARK | Chief Scientific Officer | Sale | 4,411 | $3.12 | $13762.32 |
| 2024-12-02 | EASTLAND, JULIA MARIE | Director, CEO & President | Buy | 3,028,800 | — | — |
| 2024-12-02 | BRUNS, INGMAR | Chief Medical Officer | Buy | 712,650 | — | — |
| 2024-11-13 | MYERS, SCOTT DUNSETH | Director | Buy | 260,192 | — | — |
| 2024-10-04 | VULTAGGIO, VINCENT | Principal Accounting Officer | Sale | 1,603 | $3.18 | $5097.54 |
| 2024-06-21 | SKVARKA, JAN | Director | Buy | 41,581 | — | — |
| 2024-06-21 | KARIUKI, ENOCH | Director | Buy | 41,581 | — | — |
| 2024-06-21 | JOHNSON, DAVID MICHAEL | Director | Buy | 48,429 | — | — |
| 2024-05-31 | GALLAGHER, CAM | Director, President, Interim CFO | Sale | 9,597 | $11.98 | $114972.06 |
| 2024-05-24 | WALKER, LUKE NATHANIEL | Director | Buy | 72,481 | — | — |
| 2024-05-09 | HAUSMAN, DIANA | Chief Medical Officer | Sale | 3,356 | $12.62 | $42352.72 |
| 2024-02-12 | GALLAGHER, CAM | Director, President | Sale | 1,173 | $11.44 | $13419.12 |
| 2024-02-12 | EPPERLY, MELISSA B, | Chief Financial Officer | Sale | 2,573 | $11.44 | $29435.12 |
| 2024-02-02 | PAUL, ANDREA | Chief Legal Officer | Sale | 3,310 | $11.54 | $38197.40 |
| 2024-02-02 | LACKNER, MARK | Chief Scientific Officer | Sale | 1,585 | $11.54 | $18290.90 |
| 2024-02-02 | GALLAGHER, CAM | Director, President | Sale | 11,552 | $11.54 | $133310.08 |
| 2024-02-02 | EPPERLY, MELISSA B, | Chief Financial Officer | Sale | 8,669 | $11.54 | $100040.26 |
| 2024-02-01 | PAUL, ANDREA | Chief Legal Officer | Buy | 112,500 | — | — |
| 2024-02-01 | PAUL, ANDREA | Chief Legal Officer | Buy | 90,000 | — | — |
| 2024-02-01 | PAUL, ANDREA | Chief Legal Officer | Buy | 112,500 | — | — |
| 2024-02-01 | LACKNER, MARK | Chief Scientific Officer | Buy | 141,000 | — | — |
| 2024-02-01 | LACKNER, MARK | Chief Scientific Officer | Buy | 141,000 | — | — |
| 2024-02-01 | HAUSMAN, DIANA | Chief Medical Officer | Buy | 337,500 | — | — |
| 2024-02-01 | HAUSMAN, DIANA | Chief Medical Officer | Buy | 337,500 | — | — |
| 2024-02-01 | GALLAGHER, CAM | Director, President | Buy | 192,500 | — | — |
| 2024-02-01 | GALLAGHER, CAM | Director, President | Buy | 192,500 | — | — |
| 2024-02-01 | EPPERLY, MELISSA B, | Chief Financial Officer | Buy | 75,000 | — | — |
| 2024-02-01 | EPPERLY, MELISSA B, | Chief Financial Officer | Buy | 75,000 | — | — |
| 2024-02-01 | BLACKWELL, KIMBERLY | Director, Chief Executive Officer | Buy | 250,000 | — | — |
| 2024-02-01 | BLACKWELL, KIMBERLY | Director, Chief Executive Officer | Buy | 250,000 | — | — |
| 2024-02-01 | BLACKWELL, KIMBERLY | Director, Chief Executive Officer | Sale | 20,655 | $11.69 | $241456.95 |
| 2024-01-02 | LACKNER, MARK | Chief Scientific Officer | Buy | 60,000 | — | — |
| 2024-01-02 | LACKNER, MARK | Chief Scientific Officer | Buy | 40,000 | — | — |
| 2023-12-20 | BUNKER, KEVIN D. | Chief Scientific Officer | Sale | 24,158 | — | — |
| 2023-11-13 | BLACKWELL, KIMBERLY | Director, Chief Executive Officer | Buy | 5,000 | $10.29 | $51448.00 |
| 2023-11-10 | JOHNSON, DAVID MICHAEL | Director | Buy | 17,000 | $9.88 | $167943.00 |
| 2023-10-04 | EPPERLY, MELISSA B, | Chief Financial Officer | Sale | 4,594 | $19.43 | $89245.34 |
| 2023-10-04 | EPPERLY, MELISSA B, | Chief Financial Officer | Sale | 888 | $19.91 | $17680.26 |
| 2023-10-04 | BUNKER, KEVIN D. | Chief Scientific Officer | Sale | 5,085 | $19.43 | $98783.75 |
| 2023-10-04 | BUNKER, KEVIN D. | Chief Scientific Officer | Sale | 983 | $19.91 | $19571.73 |
| 2023-10-04 | BROWNSTEIN, CARRIE | Chief Medical Officer | Sale | 8,906 | $19.43 | $173012.41 |
| 2023-10-04 | BROWNSTEIN, CARRIE | Chief Medical Officer | Sale | 1,722 | $19.91 | $34285.36 |
| 2023-09-11 | SKVARKA, JAN | Director | Sale | 5,000 | $25.05 | $125237.50 |
| 2023-06-20 | MATRIX, CAPITAL MANAGEMENT COMPANY, LP | 10% Owner | Buy | 4,760,000 | $22.66 | $107.86M |
| 2023-06-16 | SKVARKA, JAN | Director | Buy | 16,364 | — | — |
| 2023-06-16 | KARIUKI, ENOCH | Director | Buy | 16,364 | — | — |
| 2023-06-16 | JOHNSON, DAVID MICHAEL | Director | Buy | 19,059 | — | — |
| 2023-05-31 | GALLAGHER, CAM | Director, President | Sale | 18,526 | $26.21 | $485527.56 |
| 2023-05-31 | GALLAGHER, CAM | Director, President | Sale | 9,242 | $26.40 | $243978.63 |
| 2023-05-26 | BUNKER, KEVIN D. | Chief Scientific Officer | Sale | 80,000 | $30.02 | $2.40M |
| 2023-05-08 | HAUSMAN, DIANA | Director | Buy | 39,732 | — | — |
| 2023-03-01 | ROTH, IRIS | Chief Operating Officer | Buy | 297,500 | — | — |
| 2023-03-01 | ROTH, IRIS | Chief Operating Officer | Buy | 52,500 | — | — |
| 2023-02-14 | GALLAGHER, CAM | Director, President | Sale | 8,501 | $19.96 | $169706.31 |
Frequently asked questions
Are ZNTL insiders buying or selling?
Over the transactions on record, ZNTL insiders have been net buyers, with about $14.77M in stock sold across 36 sales, against 10 open-market purchases.
Does insider selling at ZNTL mean the stock will fall?
Not by itself. Most executive selling is pre-scheduled through 10b5-1 plans filed months in advance, and insiders sell for diversification, taxes, and liquidity far more often than out of any view on the price. Insider buying is the stronger signal, especially when several insiders buy around the same time, because there is usually only one reason to put personal cash into the stock.
Which ZNTL insiders are selling the most?
Recent selling is concentrated in a few names. MATRIX, CAPITAL MANAGEMENT COMPANY, LP accounts for the largest share on record, with about $9.97M sold. Selling by one or two individuals matters less than broad selling across the whole leadership team, which is the pattern worth watching.