Inhibrx Biosciences, Inc.
INBX- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0002007919
In the last 90 days, Inhibrx Biosciences, Inc. insiders filed 6 open-market purchases and 2 sales; 162 institutions reported holding it in 13F filings for Q2 2026, worth $1.36B in total; Viking Global Investors is the only superinvestor holding it.
13F holders, Q4 2023
Institutional positions in Inhibrx Biosciences, Inc. as of Dec 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 126
- +15 vs. Q3 2023
- Shares held
- 40.6M
- +1.54M (+3.9%) vs. Q3 2023
- Total value
- $1.54B
- +$824.9M (+115.2%) vs. Q3 2023
- New holders
- 29
- 32 more added
- Sold out
- 14
- 43 more reduced
Compare with Q3 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting INBX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 162 | $1.36B |
| Q1 2026 | 135 | $854.6M |
| Q4 2025 | 138 | $1.01B |
| Q3 2025 | 102 | $353.6M |
| Q2 2025 | 89 | $148.9M |
| Q1 2025 | 92 | $151.0M |
| Q4 2024 | 101 | $171.9M |
| Q3 2024 | 96 | $139.3M |
| Q2 2024 | 88 | $137.9M |
| Q1 2024 | 126 | $1.34B |
| Q4 2023 | 126 | $1.54B |
| Q3 2023 | 111 | $716.1M |
| Q2 2023 | 107 | $935.2M |
| Q1 2023 | 108 | $691.6M |
| Q4 2022 | 116 | $886.0M |
| Q3 2022 | 102 | $512.2M |
| Q2 2022 | 100 | $297.3M |
| Q1 2022 | 99 | $548.0M |
| Q4 2021 | 101 | $1.01B |
| Q3 2021 | 66 | $681.6M |
| Q2 2021 | 61 | $538.8M |
| Q1 2021 | 55 | $326.3M |
Institutions, Q4 2023
Shares, value and share of portfolio for each institution holding Inhibrx Biosciences, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Viking Global Investors LPSuperinvestorViking Global Investors | 7,150,826 | $271.7M | 1.00% | 00.0% | Unchanged |
| Ra Capital Management, L.P. | 4,724,207 | $179.5M | 2.80% | 00.0% | Unchanged |
| Perceptive Advisors LLC | 4,256,104 | $161.7M | 3.62% | 00.0% | Unchanged |
| BlackRock Inc. | 2,715,672 | $103.2M | 0.00% | +175,899+6.9% | Added |
| Woodline Partners LP | 2,318,576 | $88.1M | 0.96% | +793,661+52.0% | Added |
| Vanguard Group Inc | 1,874,323 | $71.2M | 0.00% | +84,512+4.7% | Added |
| TCG Crossover Management, LLC | 1,750,387 | $66.5M | 7.38% | 00.0% | Unchanged |
| State Street Corp | 1,635,726 | $62.2M | 0.00% | +18,955+1.2% | Added |
| Vestal Point Capital, LP | 1,530,000 | $58.1M | 6.16% | +1,530,000 | New |
| FMR LLC | 1,469,909 | $55.9M | 0.00% | −47,686−3.1% | Reduced |
| Loomis Sayles & Co L P | 1,082,225 | $41.1M | 0.06% | −34,259−3.1% | Reduced |
| ArrowMark Colorado Holdings LLC | 956,881 | $36.4M | 0.40% | −9,115−0.9% | Reduced |
| Sofinnova Investments, Inc. | 772,957 | $29.4M | 1.65% | +29,663+4.0% | Added |
| Capital Research Global Investors | 712,360 | $27.1M | 0.01% | −509,361−41.7% | Reduced |
| Bank of America Corp | 692,980 | $26.3M | 0.00% | +577,231+498.7% | Added |
| Geode Capital Management, LLC | 687,360 | $26.1M | 0.00% | +41,201+6.4% | Added |
| PFM Health Sciences, LP | 537,964 | $20.4M | 1.23% | +249,347+86.4% | Added |
| Russell Investments Group, Ltd. | 435,450 | $16.5M | 0.03% | −23,606−5.1% | Reduced |
| Northern Trust Corp | 313,889 | $11.9M | 0.00% | −1,529−0.5% | Reduced |
| Morgan Stanley | 296,919 | $11.3M | 0.00% | −85,851−22.4% | Reduced |
| Millennium Management LLC | 261,058 | $9.92M | 0.01% | +228,730+707.5% | Added |
| Citadel Advisors LLC | 254,838 | $9.68M | 0.01% | +12,028+5.0% | Added |
| Charles Schwab Investment Management Inc | 229,866 | $8.73M | 0.00% | +17,762+8.4% | Added |
| Sphera Funds Management Ltd. | 226,551 | $8.61M | 1.60% | −29,820−11.6% | Reduced |
| Two Sigma Advisers, LP | 210,800 | $8.01M | 0.02% | −99,400−32.0% | Reduced |
| Platinum Investment Management Ltd | 167,763 | $6.37M | 0.26% | −61,273−26.8% | Reduced |
| Goldman Sachs Group Inc | 153,180 | $5.82M | 0.00% | −6,289−3.9% | Reduced |
| Wellington Management Group LLP | 145,398 | $5.53M | 0.00% | −29,501−16.9% | Reduced |
| Wetherby Asset Management Inc | 136,328 | $5.18M | 0.27% | 00.0% | Unchanged |
| Candriam Luxembourg S.C.A. | 135,069 | $5.13M | 0.04% | −20,000−12.9% | Reduced |
| HighTower Advisors, LLC | 131,900 | $5.01M | 0.01% | 00.0% | Unchanged |
| Schroder Investment Management Group | 131,295 | $4.99M | 0.01% | −106,148−44.7% | Reduced |
| Meridian Wealth Advisors, LLC | 122,315 | $4.65M | 1.02% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 114,825 | $4.36M | 0.00% | +437+0.4% | Added |
| Susquehanna International Group, LLP | 106,195 | $4.04M | 0.01% | +77,242+266.8% | Added |
| Rafferty Asset Management, LLC | 103,246 | $3.92M | 0.02% | −12,582−10.9% | Reduced |
| Logos Global Management LP | 100,000 | $3.80M | 0.42% | +100,000 | New |
| Caption Management, LLC | 95,000 | $3.61M | 0.39% | +95,000 | New |
| Schonfeld Strategic Advisors LLC | 89,330 | $3.39M | 0.03% | +89,330 | New |
| Nuveen Asset Management, LLC | 84,011 | $3.19M | 0.00% | −5,252−5.9% | Reduced |
| Barclays PLC | 88,865 | $3.10M | 0.00% | +25,688+40.7% | Added |
| UBS Group AG | 80,785 | $3.07M | 0.00% | +42,782+112.6% | Added |
| Exome Asset Management LLC | 73,158 | $2.78M | 2.75% | +73,158 | New |
| Alliancebernstein L.P. | 71,489 | $2.72M | 0.00% | −20,040−21.9% | Reduced |
| Ensign Peak Advisors, Inc | 56,173 | $2.13M | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 51,526 | $1.96M | 0.00% | −318,459−86.1% | Reduced |
| Invesco Ltd. | 50,086 | $1.90M | 0.00% | +31,076+163.5% | Added |
| Rhumbline Advisers | 49,147 | $1.87M | 0.00% | +322+0.7% | Added |
| Birchview Capital, LP | 48,448 | $1.84M | 1.44% | −22,000−31.2% | Reduced |
| HAP Trading, LLC | 46,426 | $1.76M | 0.52% | +46,426 | New |
| Citigroup Inc | 44,690 | $1.70M | 0.00% | −4,554−9.2% | Reduced |
| State of Wisconsin Investment Board | 43,956 | $1.67M | 0.00% | −8,926−16.9% | Reduced |
| Qube Research & Technologies Ltd | 40,499 | $1.54M | 0.00% | +40,499 | New |
| Swiss National Bank | 38,700 | $1.47M | 0.00% | −18,900−32.8% | Reduced |
| Jane Street Group, LLC | 37,946 | $1.44M | 0.00% | −4,369−10.3% | Reduced |
| Simplex Trading, LLC | 35,861 | $1.36M | 0.04% | +35,225+5,538.5% | Added |
| Ghost Tree Capital, LLC | 35,000 | $1.33M | 0.77% | 00.0% | Unchanged |
| Alps Advisors Inc | 33,107 | $1.26M | 0.01% | +33,107 | New |
| UBS Asset Management Americas Inc | 32,217 | $1.22M | 0.00% | 00.0% | Unchanged |
| Hennion & Walsh Asset Management, Inc. | 29,817 | $1.13M | 0.06% | +2,086+7.5% | Added |
| Bellevue Group AG | 24,600 | $934.8K | 0.01% | −24,200−49.6% | Reduced |
| DekaBank Deutsche Girozentrale | 26,400 | $916.0K | 0.00% | 00.0% | Unchanged |
| M&T Bank Corp | 23,843 | $906.1K | 0.00% | −4,663−16.4% | Reduced |
| Wells Fargo & Company | 23,618 | $897.5K | 0.00% | −19,547−45.3% | Reduced |
| Campbell & CO Investment Adviser LLC | 23,516 | $893.6K | 0.08% | +23,516 | New |
| California State Teachers Retirement System | 23,150 | $879.7K | 0.00% | −7,554−24.6% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 20,494 | $778.8K | 0.00% | +1,331+6.9% | Added |
| Credit Suisse AG | 19,742 | $750.2K | 0.00% | −3,167−13.8% | Reduced |
| Alaethes Wealth LLC | 19,341 | $735.0K | 0.35% | 00.0% | Unchanged |
| Legal & General Group Plc | 19,265 | $732.1K | 0.00% | −2,896−13.1% | Reduced |
| Tudor Investment Corp Et Al | 18,379 | $698.4K | 0.01% | −3,331−15.3% | Reduced |
| MetLife Investment Management | 18,194 | $691.4K | 0.00% | 00.0% | Unchanged |
| Profund Advisors LLC | 17,124 | $650.7K | 0.03% | −2,622−13.3% | Reduced |
| American International Group, Inc. | 17,071 | $648.7K | 0.00% | −69−0.4% | Reduced |
| Deutsche Bank AG | 16,308 | $619.7K | 0.00% | +84+0.5% | Added |
| Prelude Capital Management, LLC | 16,236 | $617.0K | 0.05% | +3,015+22.8% | Added |
| Royal Bank of Canada | 15,993 | $607.0K | 0.00% | +10,812+208.7% | Added |
| Soleus Capital Management, L.P. | 15,000 | $570.0K | 0.06% | −534,183−97.3% | Reduced |
| RS Crum Inc. | 14,659 | $557.0K | 0.17% | 00.0% | Unchanged |
| LMR Partners LLP | 14,458 | $549.4K | 0.01% | 00.0% | Unchanged |
| Voya Investment Management LLC | 14,099 | $535.8K | 0.00% | +234+1.7% | Added |
| New York State Common Retirement Fund | 13,900 | $528.2K | 0.00% | −59−0.4% | Reduced |
| Readystate Asset Management LP | 13,839 | $525.9K | 0.03% | +13,839 | New |
| Price T Rowe Associates Inc | 13,700 | $521.0K | 0.00% | +986+7.8% | Added |
| Manufacturers Life Insurance Company, The | 13,387 | $508.7K | 0.00% | −281−2.1% | Reduced |
| Creative Planning | 13,270 | $504.3K | 0.00% | +1,090+8.9% | Added |
| Royce & Associates LP | 12,995 | $493.8K | 0.00% | +12,995 | New |
| Group One Trading, L.P. | 12,666 | $481.3K | 0.02% | +11,066+691.6% | Added |
| Janus Henderson Group PLC | 11,358 | $431.7K | 0.00% | −17−0.1% | Reduced |
| Natixis | 11,000 | $418.0K | 0.00% | +11,000 | New |
| Concurrent Investment Advisors, LLC | 10,844 | $412.1K | 0.02% | +10,844 | New |
| Principal Financial Group Inc | 10,368 | $394.0K | 0.00% | −403−3.7% | Reduced |
| State Board of Administration of Florida Retirement System | 9,818 | $373.1K | 0.00% | +9,818 | New |
| ProShare Advisors LLC | 8,708 | $330.9K | 0.00% | +8,708 | New |
| Erste Asset Management GmbH | 8,700 | $304.0K | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 7,900 | $300.2K | 0.00% | −199,770−96.2% | Reduced |
| Advisor Group Holdings, Inc. | 7,615 | $289.4K | 0.00% | −7,645−50.1% | Reduced |
| Cetera Advisor Networks LLC | 7,200 | $273.6K | 0.00% | +7,200 | New |
| Kennedy Capital Management, Inc. | 6,991 | $265.7K | 0.01% | +6,991 | New |
| Exchange Traded Concepts, LLC | 6,705 | $254.8K | 0.01% | +1,700+34.0% | Added |