Inhibrx Biosciences, Inc. INBX
86.76 USD +5.68 (+7.01%)
At closeNov 4, 2026, 4:01 PM EST
86.76 0.00 0.00%
After hours · Nov 4, 4:01 PM ET
82.13 Day range 87.13
58.39 52-week range 141.84
- YTD
- +9.82%
- 1 year
- +5.82%
Held by funds
88 US ETFs and mutual funds hold INBX · largest positions
Ownership
Held by insiders 23.08%
Held by institutions 90.34%
Float held by institutions 117.45%
Institutions 229
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Morgan Stanley | 8.89% | 1,308,051 | 113.49M | Jun 29, 2026 |
| Perceptive Advisors Llc | 8.82% | 1,297,763 | 112.59M | Jun 29, 2026 |
| Sanofi | 7.87% | 1,157,926 | 100.46M | Jun 29, 2026 |
| Viking Global Investors, L.P. | 7.64% | 1,123,929 | 97.51M | Jun 29, 2026 |
| HighTower Advisors, LLC | 5.92% | 870,551 | 75.53M | Jun 29, 2026 |
| Bank of America Corporation | 5.72% | 841,141 | 72.98M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 2.51% | 369,641 | 32.07M | Jun 29, 2026 |
| SmallCap World Fund Inc | 2.40% | 353,292 | 30.65M | Sep 29, 2026 |
| SPDR SERIES TRUST-State Street SPDR S&P Biotech ETF | 2.21% | 324,794 | 28.18M | Sep 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 1.68% | 247,839 | 21.50M | Sep 29, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund | 0.75% | 109,883 | 9.53M | Jun 29, 2026 |
| Fidelity Salem Street Trust-Fidelity Small Cap Index Fund | 0.71% | 103,938 | 9.02M | Aug 30, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| FORSYTH DOUGLAS | Director | Purchase | Sep 7, 2026 | 0 |
| KAYYEM JON FAIZ | Director | Purchase | Sep 22, 2026 | 0 |
| LAPPE MARK | Chief Executive Officer | Purchase | Oct 13, 2026 | 0 |
| MANHARD KIMBERLY J | Director | Sale | Sep 14, 2026 | 0 |
| VIKING GLOBAL INVESTORS LP | Beneficial Owner of more than 10% of a Class of Security | Sale | Oct 6, 2025 | 0 |