In the last 12 months, insiders at Zentalis Pharmaceuticals, Inc. ($ZNTL) filed 72 transactions with the SEC: 6 open-market purchases totaling $8,004,754 and 23 sales totaling $10,670,257. Net insider sentiment: net selling.
Zentalis Pharmaceuticals, Inc. operates in the Pharmaceutical preparations industry (Life sciences sector).
Most Active Insiders
- Matrix Capital Management Company, LP (TenPercentOwner) — 1 transaction totaling $9,975,000
- WALTERS GROUP (TenPercentOwner) — 1 transaction totaling $7,751,968
- Blackwell Kimberly (Chief Executive Officer) — 3 transactions totaling $241,457
- Gallagher Cam (President) — 4 transactions totaling $146,729
- Epperly Melissa B, (Chief Financial Officer) — 4 transactions totaling $129,475
View all SEC Filings for Zentalis Pharmaceuticals, Inc. (ZNTL).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 6, 2026 | Bruns Ingmar | Chief Medical Officer | S | Common Stock | 2962 | $2.43 | 33,667.0000 | 72,250,779 | 8.09% | 0.00% |
| Feb. 10, 2026 | Vultaggio Vincent | PAO and PFO | S | Common Stock | 6894 | $2.42 | 146,506.0000 | 72,250,779 | 4.49% | 0.01% |
| Feb. 9, 2026 | Vultaggio Vincent | PAO and PFO | S | Common Stock | 3379 | $2.39 | 153,400.0000 | 72,250,779 | 2.16% | 0.00% |
| Feb. 6, 2026 | Vultaggio Vincent | PAO and PFO | S | Common Stock | 29951 | $2.43 | 156,779.0000 | 72,250,779 | 16.04% | 0.04% |
| Feb. 9, 2026 | EASTLAND JULIA MARIE | CEO & President | S | Common Stock | 889 | $2.39 | 79,133.0000 | 72,250,779 | 1.11% | 0.00% |
| Feb. 6, 2026 | EASTLAND JULIA MARIE | CEO & President | S | Common Stock | 7866 | $2.43 | 80,022.0000 | 72,250,779 | 8.95% | 0.01% |
| Feb. 9, 2026 | Bruns Ingmar | Chief Medical Officer | S | Common Stock | 335 | $2.39 | 33,332.0000 | 72,250,779 | 1.00% | 0.00% |
| Feb. 2, 2026 | Vultaggio Vincent | PAO and PFO | S | Common Stock | 2540 | $2.55 | 187,286.0000 | 72,250,779 | 1.34% | 0.00% |
| Feb. 3, 2026 | Vultaggio Vincent | PAO and PFO | S | Common Stock | 556 | $2.52 | 186,730.0000 | 72,250,779 | 0.30% | 0.00% |
| Jan. 8, 2026 | Vultaggio Vincent | PAO and PFO | A | Stock Option (Right to Buy) | 100000 | $0.00 | 100,000.0000 | 72,250,779 | 9999.99% | 0.14% |
| Jan. 8, 2026 | Bruns Ingmar | Chief Medical Officer | A | Stock Option (Right to Buy) | 365000 | $0.00 | 365,000.0000 | 72,250,779 | 9999.99% | 0.51% |
| Jan. 8, 2026 | Bucher James B | Chief Legal Officer | A | Stock Option (Right to Buy) | 100000 | $0.00 | 100,000.0000 | 72,250,779 | 9999.99% | 0.14% |
| Jan. 8, 2026 | EASTLAND JULIA MARIE | CEO & President | A | Stock Option (Right to Buy) | 775000 | $0.00 | 775,000.0000 | 72,250,779 | 9999.99% | 1.07% |
| Dec. 31, 2025 | WALTERS GROUP | TenPercentOwner | P | Common Stock | 6459973 | $1.20 | 13,509,973.0000 | 72,250,779 | 91.63% | 8.94% |
| Dec. 15, 2025 | Matrix Capital Management Company, LP | TenPercentOwner | S | Common Stock, par value $0.001 per share | 7500000 | $1.33 | 6,459,973.0000 | 72,250,779 | 53.73% | 10.38% |
| Oct. 1, 2025 | Bucher James B | Chief Legal Officer | A | Stock Option (Right to Buy) | 400000 | $0.00 | 400,000.0000 | 71,811,508 | 9999.99% | 0.56% |
| June 17, 2025 | Myers Scott Dunseth | Director | A | Common Stock | 57603 | $0.00 | 338,795.0000 | 71,811,508 | 20.49% | 0.08% |
| June 17, 2025 | Skvarka Jan | Director | A | Common Stock | 57603 | $0.00 | 207,154.0000 | 71,811,508 | 38.52% | 0.08% |
| June 17, 2025 | Walker Luke Nathaniel | Director | A | Common Stock | 57603 | $0.00 | 144,284.0000 | 71,811,508 | 66.45% | 0.08% |
| June 17, 2025 | Johnson David Michael | Director | A | Common Stock | 57603 | $0.00 | 250,421.0000 | 71,811,508 | 29.87% | 0.08% |
| June 17, 2025 | Kariuki Enoch | Director | A | Common Stock | 57603 | $0.00 | 137,365.0000 | 71,811,508 | 72.22% | 0.08% |
| April 30, 2025 | Myers Scott Dunseth | Director | P | Common Stock | 21000 | $1.40 | 281,192.0000 | 71,811,508 | 8.07% | 0.03% |
| Feb. 6, 2025 | Bruns Ingmar | Chief Medical Officer | P | Common Stock | 20000 | $2.28 | 36,629.0000 | 0 | 120.27% | 0.00% |
| Feb. 3, 2025 | EASTLAND JULIA MARIE | CEO & President | A | Common Stock | 59388 | $0.00 | 87,888.0000 | 0 | 208.38% | 0.00% |
| Feb. 3, 2025 | Vultaggio Vincent | PAO and Interim PFO | A | Common Stock | 158586 | $0.00 | 192,441.0000 | 0 | 468.43% | 0.00% |
| Feb. 3, 2025 | Vultaggio Vincent | PAO and Interim PFO | S | Common Stock | 2615 | $1.71 | 189,826.0000 | 0 | 1.36% | 0.00% |
| Feb. 3, 2025 | Vultaggio Vincent | PAO and Interim PFO | A | Stock Option (Right to Buy) | 35633 | $0.00 | 35,633.0000 | 0 | 9999.99% | 0.00% |
| Feb. 3, 2025 | Lackner Mark | Chief Scientific Officer | A | Common Stock | 335907 | $0.00 | 527,224.0000 | 0 | 175.58% | 0.00% |
| Feb. 3, 2025 | Lackner Mark | Chief Scientific Officer | S | Common Stock | 14368 | $1.71 | 512,856.0000 | 0 | 2.73% | 0.00% |
| Feb. 3, 2025 | Lackner Mark | Chief Scientific Officer | A | Stock Option (Right to Buy) | 124714 | $0.00 | 124,714.0000 | 0 | 9999.99% | 0.00% |
| Feb. 3, 2025 | Paul Andrea | Chief Legal Officer | A | Common Stock | 934041 | $0.00 | 1,084,014.0000 | 0 | 622.81% | 0.00% |
| Feb. 3, 2025 | Paul Andrea | Chief Legal Officer | S | Common Stock | 13230 | $1.71 | 1,070,784.0000 | 0 | 1.22% | 0.00% |
| Feb. 3, 2025 | Paul Andrea | Chief Legal Officer | A | Stock Option (Right to Buy) | 124714 | $0.00 | 124,714.0000 | 0 | 9999.99% | 0.00% |
| Feb. 3, 2025 | Bruns Ingmar | Chief Medical Officer | A | Common Stock | 16629 | $0.00 | 16,629.0000 | 0 | 9999.99% | 0.00% |
| Feb. 3, 2025 | Bruns Ingmar | Chief Medical Officer | A | Stock Option (Right to Buy) | 16629 | $0.00 | 16,629.0000 | 0 | 9999.99% | 0.00% |
| Feb. 3, 2025 | EASTLAND JULIA MARIE | CEO & President | A | Stock Option (Right to Buy) | 59388 | $0.00 | 59,388.0000 | 0 | 9999.99% | 0.00% |
| Jan. 31, 2025 | Skvarka Jan | Director | P | Common Stock | 60000 | $1.72 | 149,551.0000 | 0 | 67.00% | 0.00% |
| Jan. 31, 2025 | Walker Luke Nathaniel | Director | P | Common Stock | 14200 | $1.76 | 86,681.0000 | 0 | 19.59% | 0.00% |
| Jan. 31, 2025 | EASTLAND JULIA MARIE | CEO & President | P | Common Stock | 28500 | $1.73 | 28,500.0000 | 0 | 9999.99% | 0.00% |
| Jan. 2, 2025 | Lackner Mark | Chief Scientific Officer | S | Common Stock | 4411 | $3.12 | 191,317.0000 | 0 | 2.25% | 0.00% |
| Dec. 2, 2024 | Bruns Ingmar | Chief Medical Officer | A | Stock Option (Right to Buy) | 712650 | $0.00 | 712,650.0000 | 0 | 9999.99% | 0.00% |
| Dec. 2, 2024 | EASTLAND JULIA MARIE | CEO & President | A | Stock Option (Right to Buy) | 3028800 | $0.00 | 3,028,800.0000 | 0 | 9999.99% | 0.00% |
| Nov. 13, 2024 | Myers Scott Dunseth | Director | A | Common Stock | 260192 | $0.00 | 260,192.0000 | 0 | 9999.99% | 0.00% |
| Oct. 4, 2024 | Vultaggio Vincent | Principal Accounting Officer | S | Common Stock | 1603 | $3.18 | 33,855.0000 | 0 | 4.52% | 0.00% |
| June 21, 2024 | Johnson David Michael | Director | A | Common Stock | 48429 | $0.00 | 192,818.0000 | 0 | 33.54% | 0.00% |
| June 21, 2024 | Kariuki Enoch | Director | A | Common Stock | 41581 | $0.00 | 79,762.0000 | 0 | 108.91% | 0.00% |
| June 21, 2024 | Skvarka Jan | Director | A | Common Stock | 41581 | $0.00 | 89,551.0000 | 0 | 86.68% | 0.00% |
| May 31, 2024 | Gallagher Cam | President, Interim CFO | S | Common Stock | 9597 | $11.98 | 633,680.0000 | 0 | 1.49% | 0.00% |
| May 24, 2024 | Walker Luke Nathaniel | Director | A | Common Stock | 72481 | $0.00 | 72,481.0000 | 0 | 9999.99% | 0.00% |
| May 9, 2024 | HAUSMAN DIANA | Chief Medical Officer | S | Common Stock | 3356 | $12.62 | 373,876.0000 | 0 | 0.89% | 0.00% |
| Feb. 12, 2024 | Gallagher Cam | President | S | Common Stock | 1173 | $11.44 | 643,277.0000 | 0 | 0.18% | 0.00% |
| Feb. 12, 2024 | Epperly Melissa B, | Chief Financial Officer | S | Common Stock | 2573 | $11.44 | 451,449.0000 | 0 | 0.57% | 0.00% |
| Feb. 1, 2024 | Blackwell Kimberly | Chief Executive Officer | F | Common Stock | 20655 | $11.69 | 484,145.0000 | 0 | 4.09% | 0.00% |
| Feb. 1, 2024 | Blackwell Kimberly | Chief Executive Officer | A | Stock Option (Right to Buy) | 250000 | $0.00 | 250,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 1, 2024 | HAUSMAN DIANA | Chief Medical Officer | A | Common Stock | 337500 | $0.00 | 377,232.0000 | 0 | 849.44% | 0.00% |
| Feb. 1, 2024 | HAUSMAN DIANA | Chief Medical Officer | A | Stock Option (Right to Buy) | 337500 | $0.00 | 337,500.0000 | 0 | 9999.99% | 0.00% |
| Feb. 1, 2024 | Lackner Mark | Chief Scientific Officer | A | Common Stock | 141000 | $0.00 | 197,313.0000 | 0 | 250.39% | 0.00% |
| Feb. 2, 2024 | Lackner Mark | Chief Scientific Officer | S | Common Stock | 1585 | $11.54 | 195,728.0000 | 0 | 0.80% | 0.00% |
| Feb. 1, 2024 | Lackner Mark | Chief Scientific Officer | A | Stock Option (Right to Buy) | 141000 | $0.00 | 141,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 1, 2024 | Paul Andrea | Chief Legal Officer | A | Common Stock | 112500 | $0.00 | 153,283.0000 | 0 | 275.85% | 0.00% |
| Feb. 2, 2024 | Paul Andrea | Chief Legal Officer | S | Common Stock | 3310 | $11.54 | 149,973.0000 | 0 | 2.16% | 0.00% |
| Feb. 1, 2024 | Paul Andrea | Chief Legal Officer | A | Stock Option (Right to Buy) | 112500 | $0.00 | 112,500.0000 | 0 | 9999.99% | 0.00% |
| Feb. 1, 2024 | Paul Andrea | Chief Legal Officer | A | Stock Option (Right to Buy) | 90000 | $0.00 | 90,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 1, 2024 | Gallagher Cam | President | A | Common Stock | 192500 | $0.00 | 656,002.0000 | 0 | 41.53% | 0.00% |
| Feb. 2, 2024 | Gallagher Cam | President | S | Common Stock | 11552 | $11.54 | 644,450.0000 | 0 | 1.76% | 0.00% |
| Feb. 1, 2024 | Gallagher Cam | President | A | Stock Option (Right to Buy) | 192500 | $0.00 | 192,500.0000 | 0 | 9999.99% | 0.00% |
| Feb. 1, 2024 | Epperly Melissa B, | Chief Financial Officer | A | Common Stock | 75000 | $0.00 | 462,691.0000 | 0 | 19.35% | 0.00% |
| Feb. 2, 2024 | Epperly Melissa B, | Chief Financial Officer | S | Common Stock | 8669 | $11.54 | 454,022.0000 | 0 | 1.87% | 0.00% |
| Feb. 1, 2024 | Epperly Melissa B, | Chief Financial Officer | A | Stock Option (Right to Buy) | 75000 | $0.00 | 75,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 1, 2024 | Blackwell Kimberly | Chief Executive Officer | A | Common Stock | 250000 | $0.00 | 504,800.0000 | 0 | 98.12% | 0.00% |
| Jan. 2, 2024 | Lackner Mark | Chief Scientific Officer | A | Stock Option (Right to Buy) | 60000 | $0.00 | 60,000.0000 | 0 | 9999.99% | 0.00% |
| Jan. 2, 2024 | Lackner Mark | Chief Scientific Officer | A | Common Stock | 40000 | $0.00 | 56,313.0000 | 0 | 245.20% | 0.00% |