2025Q4
| Insider | Role (last 12 mo) | Shares held | Filed at |
|---|---|---|---|
| Inhibrx, Inc. | — | 1,157,926 | May 31, 2024 |
| Forsyth Douglas | Director | 224,564 | Aug 26, 2024 |
| Lappe Mark | CEO | 219,865 | Sep 16, 2024 |
| Eckelman Brendan P. | — | 175,000 | May 30, 2024 |
| Deck Kelly | — | 175,000 | May 30, 2024 |
| Exec date | Filing date | Insider | Role | Signal | Confidence | Shares | % of shares | Under plan? | Amount (USD) |
|---|---|---|---|---|---|---|---|---|---|
| Oct 7, 2025 | Oct 9, 2025 | VIKING GLOBAL INVESTORS LP | 10% Owner | Sell | 15.0 | -350,000 | -19.58% | ✗ | $11.3M |
| May 28, 2025 | May 29, 2025 | MANHARD KIMBERLY | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 28, 2025 | May 29, 2025 | Vuori Kristiina MD | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 28, 2025 | May 29, 2025 | Kayyem Jon Faiz | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 28, 2025 | May 29, 2025 | FORSYTH DOUGLAS | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 1, 2025 | Apr 2, 2025 | Deck Kelly | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 1, 2025 | Apr 2, 2025 | Matly David | President | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Apr 2, 2025 | Matly David | President | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| Mar 27, 2025 | Mar 28, 2025 | Kayyem Jon Faiz | Director | Neutral | 27.5 | -90,000 | -7.83% | ✗ | - |
| Dec 16, 2024 | Dec 17, 2024 | Kayyem Jon Faiz | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| Dec 6, 2024 | Dec 6, 2024 | Kayyem Jon Faiz | Director | Neutral | 27.5 | -52,000 | -4.33% | ✗ | - |
| Nov 19, 2024 | Nov 22, 2024 | Kayyem Jon Faiz | Director | Buy | 100.0 | +107,186 | 329.80% | ✗ | $1.5M |
| Oct 3, 2024 | Oct 7, 2024 | Vuori Kristiina MD | Director | Buy | 95.0 | +6,667 | 48.40% | ✗ | $100K |
| Sep 12, 2024 | Sep 16, 2024 | Lappe Mark | CEO | Buy | 90.0 | +40,000 | 4.52% | ✗ | $629.1K |
| Sep 10, 2024 | Sep 12, 2024 | Vuori Kristiina MD | Director | Buy | 95.0 | +6,636 | 92.94% | ✗ | $100K |
| Sep 6, 2024 | Sep 10, 2024 | Lappe Mark | CEO | Buy | 92.5 | +44,000 | 5.23% | ✗ | $671.2K |
| Aug 29, 2024 | Sep 3, 2024 | Lappe Mark | CEO | Buy | 90.0 | +40,000 | 4.99% | ✗ | $596.8K |
| Aug 29, 2024 | Sep 3, 2024 | Vuori Kristiina MD | Director | Buy | 95.0 | +7,140 | 100.00% | ✗ | $100K |
| Aug 28, 2024 | Aug 30, 2024 | MANHARD KIMBERLY | Director | Buy | 95.0 | +10,000 | 100.00% | ✗ | $139.8K |
| Aug 22, 2024 | Aug 26, 2024 | FORSYTH DOUGLAS | Director | Buy | 100.0 | +75,000 | 50.15% | ✗ | $1M |
| Aug 20, 2024 | Aug 22, 2024 | Lappe Mark | CEO | Buy | 92.5 | +40,000 | 5.25% | ✗ | $518.3K |
| Jun 24, 2024 | Jun 24, 2024 | Kayyem Jon Faiz | Director | Neutral | 27.5 | -69,050 | -5.94% | ✗ | - |
| Jun 5, 2024 | Jun 7, 2024 | Kayyem Jon Faiz | Director | Buy | 92.5 | +57,549 | 5.27% | ✗ | $997K |
| Jun 7, 2024 | VIKING GLOBAL INVESTORS LP | 10% Owner | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| May 31, 2024 | Jun 4, 2024 | Kayyem Jon Faiz | Director | Buy | 100.0 | +286,786 | 35.58% | ✗ | $4.9M |
| May 29, 2024 | May 31, 2024 | Inhibrx, Inc. | 10% Owner | Neutral | 27.5 | -13,316,140 | -92.00% | ✗ | - |
| May 30, 2024 | May 30, 2024 | Vuori Kristiina MD | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 30, 2024 | May 30, 2024 | MANHARD KIMBERLY | Director | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 29, 2024 | May 30, 2024 | Lappe Mark | CEO | Neutral | 90.0 | +761,413 | 100.00% | ✗ | - |
| May 29, 2024 | May 30, 2024 | Kayyem Jon Faiz | Director | Neutral | 90.0 | +818,575 | 100.00% | ✗ | - |
| May 29, 2024 | May 30, 2024 | FORSYTH DOUGLAS | Director | Neutral | 90.0 | +149,564 | 100.00% | ✗ | - |
| May 29, 2024 | May 30, 2024 | Eckelman Brendan P. | Chief Scientific Officer | Neutral | 90.0 | +513,888 | 100.00% | ✗ | - |
| May 30, 2024 | May 30, 2024 | Deck Kelly | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - |
| May 24, 2024 | Vuori Kristiina MD | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| May 24, 2024 | MANHARD KIMBERLY | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| May 24, 2024 | Lappe Mark | CEO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| May 24, 2024 | Kayyem Jon Faiz | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| May 24, 2024 | FORSYTH DOUGLAS | Director | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| May 24, 2024 | Eckelman Brendan P. | Chief Scientific Officer | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| May 24, 2024 | Deck Kelly | CFO | Neutral | 52.5 | - | 0.00% | ✗ | - | |
| May 24, 2024 | Inhibrx, Inc. | 10% Owner | Neutral | 52.5 | - | 0.00% | ✗ | - |