Institutional Ownership
Inhibrx Biosciences Inc
CUSIP 45720N103COMINBXQ1 2026
13D / 13G Filings
12
Schedule 13D/13G on record
Beneficial Filers
9
Distinct reporting persons
Largest Stake
12.3%
Max % of class reported
Institutional Holders
128
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
12 filings · latest Feb 17, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Feb 17, 2026 | Viking Global Investors LP | 13G/A | 10.0% | 1.45M | SEC |
| 2 | Feb 11, 2026 | Morgan Stanley | 13G | 7.9% | 1.16M | SEC |
| 3 | Jan 21, 2026 | Blackrock, Inc. | 13G | 5.3% | 768.1K | SEC |
| 4 | Oct 17, 2025 | Blackrock, Inc. | 13G/A | 4.7% | 680.4K | SEC |
| 5 | Feb 26, 2025 | The Jon F. Kayyem And Paige Gates-Kayyem Family Trust | 13D/A | 7.9% | — | SEC |
| 6 | Feb 26, 2025 | Mark Lappe | 13D/A | 6.4% | — | SEC |
| 7 | Feb 4, 2025 | Blackrock, Inc. | 13G | 5.7% | 831.8K | SEC |
| 8 | Nov 14, 2024 | Perceptive Advisors LLC | 13G | 9.9% | 1.49M | SEC |
| 9 | Jun 7, 2024 | Viking Global Investors LP | 13G | 12.3% | 1.79M | SEC |
| 10 | Jun 3, 2024 | Kayyem Jon Faiz | 13D | 5.6% | 806.1K | SEC |
2 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Inhibrx Biosciences Inc.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Perceptive Advisors LLC | 1.44M | $96.99M |
| 2 | Viking Global Investors LP | 1.44M | $96.66M |
| 3 | Morgan Stanley | 1.26M | $84.92M |
| 4 | Sanofi | 1.16M | $77.85M |
| 5 | Hightower Advisors, LLC | 870.2K | $58.50M |
| 6 | Blackrock, Inc. | 798.9K | $53.71M |
| 7 | State Street Corp | 550.8K | $37.03M |
| 8 | Sofinnova Investments, Inc. | 406.0K | $27.30M |
| 9 | Capital Research Global Investors | 392.8K | $26.41M |
| 10 | Woodline Partners LP | 384.4K | $25.85M |