Inhibrx Biosciences, Inc. 13F holders
162 funds reported a position in Inhibrx Biosciences, Inc. in their 13F for the quarter ended 30 June 2026, together 14.3 million shares worth $1.36 billion. Against the quarter before, 46 opened a position, 55 added, 39 trimmed and 21 sold out; together they bought a net 1.5 million shares. The largest holders: Morgan Stanley, Perceptive Advisors LLC and Sanofi.
Funds holding162+27 on Q1 2026
Shares they held14.3Mworth $1.36 billion
Net bought on the quarter1.5M sharesabout $144.6 million at the funds' values
Funds buying to selling101 to 60opened or added, to cut or sold
Opened 46Added 55Held 20Trimmed 39Sold out 21
What each fund did in INBX against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Funds reporting a position in INBX in their 13F, each quarter; hover a bar for the shares they held
Filed so far for the quarter to 30 September 2026
3,241 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 27 reported a position in Inhibrx Biosciences, Inc.: 9 opened one, 9 added, 3 trimmed and 3 sold out, a net 10,903 shares bought.
The largest moves in the name among the funds that have filed, against each fund's previous 13F.
The well-known funds
Of the 44 funds followed here, 9 reported a position in Inhibrx Biosciences, Inc. in a 13F for the quarter ended 30 June 2026. The largest: Viking Global Investors, 1.1 million shares worth $106.5 million, 0.3% of its reported book. New this quarter: Point72 Asset Management, Ratan Capital. Sold out: Citadel Advisors. In the quarter, 4 funds added or opened a position and 5 trimmed or sold out; together they sold a net 529,757 shares, about $50.2 million at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| Viking Global Investors | 1,123,929 | $106.5 million | 0.3% | -313,776 | trimmed | 30 June 2026 | 13F |
| Capital Research Global Investors | 363,050 | $34.4 million | 0.0% | -29,797 | trimmed | 30 June 2026 | 13F |
| Geode Capital Management | 256,175 | $24.3 million | 0.0% | +24,666 | added | 30 June 2026 | 13F |
| Millennium Management | 147,200 | $13.9 million | 0.0% | -180,660 | trimmed | 30 June 2026 | 13F |
| Norges Bank | 90,300 | $8.6 million | 0.0% | held | 30 June 2026 | 13F | |
| Renaissance Technologies | 62,201 | $5.9 million | 0.0% | +12,018 | added | 30 June 2026 | 13F |
| Point72 Asset Management | 26,011 | $2.5 million | 0.0% | +26,011 | new | 30 June 2026 | 13F |
| Ratan Capital | 16,612 | $1.6 million | 0.5% | +16,612 | new | 30 June 2026 | 13F |
| FMR LLC | 1,134 | $107,488 | 0.0% | -51,674 | trimmed | 30 June 2026 | 13F |
| Citadel Advisors | 0 | $0 | 0.0% | -33,157 | exited | 30 June 2026 | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| Morgan Stanley | 1,308,051 | 9.13% | $123.9 million | 0.01% | +44,973 | 13F |
| Perceptive Advisors LLC | 1,297,763 | 9.06% | $123.0 million | 1.91% | -144,944 | 13F |
| Sanofi | 1,157,926 | 8.08% | $109.7 million | 20.54% | no change | 13F |
| Viking Global Investors LP | 1,123,929 | 7.84% | $106.5 million | 0.30% | -313,776 | 13F |
| HighTower Advisors, LLC | 870,551 | 6.07% | $82.5 million | 0.08% | +351 | 13F |
| Bank of America Corp. | 841,141 | 5.87% | $79.7 million | 0.01% | +808,458 | 13F |
| BlackRock, Inc. | 825,972 | 5.76% | $78.3 million | 0.00% | +27,074 | 13F |
| Schonfeld Strategic Advisors LLC | 697,586 | 4.87% | $66.1 million | 0.35% | +442,759 | 13F |
| State Street Corp. | 640,458 | 4.47% | $60.7 million | 0.00% | +89,613 | 13F |
| Vanguard Capital Management LLC | 492,477 | 3.44% | $46.7 million | 0.00% | +6,055 | 13F |
| Woodline Partners LP | 400,892 | 2.80% | $38.0 million | 0.12% | +16,459 | 13F |
| Capital Research Global Investors | 363,050 | 2.53% | $34.4 million | 0.01% | -29,797 | 13F |
| Goldman Sachs Group Inc. | 338,176 | 2.36% | $32.0 million | 0.00% | +243,102 | 13F |
| PFM Health Sciences, LP | 308,385 | 2.15% | $29.2 million | 2.54% | +2,954 | 13F |
| Sofinnova Investments, Inc. | 303,103 | 2.12% | $28.7 million | 1.53% | -102,926 | 13F |
| Healthcare of Ontario Pension Plan Trust Fund | 271,700 | 1.90% | $25.7 million | 0.04% | +101,000 | 13F |
| Parkman Healthcare Partners LLC | 256,950 | 1.79% | $24.3 million | 2.50% | new | 13F |
| Geode Capital Management, LLC | 256,175 | 1.79% | $24.3 million | 0.00% | +24,666 | 13F |
| First Turn Management, LLC | 164,783 | 1.15% | $15.6 million | 1.67% | new | 13F |
| Millennium Management LLC | 147,200 | 1.03% | $13.9 million | 0.01% | -180,660 | 13F |
| CDC Financial, Inc. | 140,130 | 0.98% | $13.3 million | 10.20% | +15,600 | 13F |
| First Trust Advisors LP | 128,424 | 0.90% | $12.2 million | 0.01% | new | 13F |
| Vanguard Portfolio Management LLC | 122,557 | 0.86% | $11.6 million | 0.00% | +50,097 | 13F |
| Capitolis Liquid Global Markets LLC | 119,200 | 0.83% | $11.3 million | 0.05% | -5,800 | 13F |
| Northern Trust Corp. | 100,957 | 0.70% | $9.6 million | 0.00% | +7,261 | 13F |
| Norges Bank | 90,300 | 0.63% | $8.6 million | 0.00% | 13F | |
| Citigroup Inc. | 75,721 | 0.53% | $7.2 million | 0.00% | +13,205 | 13F |
| Jefferies Financial Group Inc. | 73,416 | 0.51% | $7.0 million | 0.07% | +34,443 | 13F |
| Vanguard Fiduciary Trust Co. | 69,920 | 0.49% | $6.6 million | 0.00% | +5,598 | 13F |
| Renaissance Technologies LLC | 62,201 | 0.43% | $5.9 million | 0.01% | +12,018 | 13F |
| Eventide Asset Management, LLC | 61,545 | 0.43% | $5.8 million | 0.08% | new | 13F |
| BNP Paribas Financial Markets | 59,841 | 0.42% | $5.7 million | 0.00% | +27,302 | 13F |
| Voleon Capital Management LP | 58,358 | 0.41% | $5.5 million | 0.10% | +19,053 | 13F |
| Voloridge Investment Management, LLC | 48,765 | 0.34% | $4.6 million | 0.02% | +35,264 | 13F |
| Western Standard LLC | 47,000 | 0.33% | $4.5 million | 1.51% | new | 13F |
| Victory Capital Management Inc. | 36,443 | 0.25% | $3.5 million | 0.00% | +25,519 | 13F |
| ArrowMark Colorado Holdings LLC | 35,176 | 0.25% | $3.3 million | 0.14% | no change | 13F |
| UBS Group AG | 35,019 | 0.24% | $3.3 million | 0.00% | -13,118 | 13F |
| Hussman Strategic Advisors, Inc. | 31,500 | 0.22% | $3.0 million | 0.69% | new | 13F |
| Empyrean Capital Partners, LP | 30,000 | 0.21% | $2.8 million | 0.11% | new | 13F |
| Atom Investors LP | 29,594 | 0.21% | $2.8 million | 0.25% | +3,089 | 13F |
| Charles Schwab Investment Management Inc. | 28,678 | 0.20% | $2.7 million | 0.00% | +3,007 | 13F |
| Corient Private Wealth LP | 28,653 | 0.20% | $2.7 million | 0.00% | -161 | 13F |
| Bank of New York Mellon Corp | 26,200 | 0.18% | $2.5 million | 0.00% | +326 | 13F |
| Point72 Asset Management, L.P. | 26,011 | 0.18% | $2.5 million | 0.00% | new | 13F |
| Russell Investments Group, Ltd. | 25,209 | 0.18% | $2.4 million | 0.00% | +4,987 | 13F |
| Informed Momentum Co LLC | 23,077 | 0.16% | $2.2 million | 0.20% | new | 13F |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 22,584 | 0.16% | $2.1 million | 0.03% | no change | 13F |
| D. E. Shaw & Co., Inc. | 22,322 | 0.16% | $2.1 million | 0.00% | -55,115 | 13F |
| Nicholas Investment Partners, LP | 21,443 | 0.15% | $2.0 million | 0.13% | new | 13F |
The 50 largest of the 162 funds that reported a position in INBX in their 13F for the quarter ended 30 June 2026, by the value each reported.
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Options the funds reported on INBX
| Fund | Option | Shares under the options | Value of those shares | Quarter ended | Filing |
|---|---|---|---|---|---|
| Citadel Advisors | Calls | 37,300 | $3.5 million | 30 June 2026 | 13F |
| Citadel Advisors | Puts | 5,400 | $511,650 | 30 June 2026 | 13F |
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
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They are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 28 October 2026 | 13G/A | Bank Of America Corp and 1 other | 357,318 | 2.4% | 30 September 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 14 August 2026 | 13G | Schonfeld Strategic Advisors LLC and 1 other | 781,678 | 5.3% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 14 August 2026 | 13G/A | Perceptive Advisors LLC and 5 others | 1.5 million | 10.0% | 30 June 2026 | passive, under 20% (13d-1(c)) | EDGAR |
| 14 August 2026 | 13G/A | Viking Global Investors LP and 21 others | 1.4 million | 9.3% | 30 June 2026 | passive, under 20% (13d-1(c)) | EDGAR |
| 3 August 2026 | 13G | Bank Of America Corp and 1 other | 857,318 | 5.9% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 15 May 2026 | 13G/A | Perceptive Advisors LLC and 5 others | 1.5 million | 10.0% | 31 March 2026 | passive, under 20% (13d-1(c)) | EDGAR |
| 15 May 2026 | 13G/A | Viking Global Investors LP and 21 others | 1.5 million | 10.0% | 31 March 2026 | passive, under 20% (13d-1(c)) | EDGAR |
| 17 February 2026 | 13G/A | Viking Global Investors LP and 23 others | 1.5 million | 10.0% | 31 December 2025 | passive, under 20% (13d-1(c)) | EDGAR |
| 11 February 2026 | 13G | Morgan Stanley and 3 others | 1.2 million | 7.9% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 21 January 2026 | 13G | BlackRock, Inc. and 1 other | 768,130 | 5.3% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 22 September 2026 | 397 | $112.04 | SEC |
| 15 September 2026 | 31,034 | $110.47 | SEC |
| 27 August 2026 | 61 | $125.34 | SEC |
| 20 August 2026 | 2 | $101.48 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.