Inhibrx Biosciences, Inc.

INBX
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0002007919

13F holders, Q4 2025

Positions as of Dec 31, 2025.

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
138
+36 vs. Q3 2025
Shares held
12.8M
+2.3M (+21.9%) vs. Q3 2025
Total value
$1.01B
+$657.34M (+185.8%) vs. Q3 2025

Compare with Q3 2025: new holders and sold out

Holders over time

55 in Q1 2021 → 138 in Q4 2025

Show by quarter
Number of institutions holding INBX by quarter
QuarterHolders
Q4 2025138
Q3 2025102
Q2 202589
Q1 202592
Q4 2024101
Q3 202496
Q2 202488
Q1 2024126
Q4 2023127
Q3 2023111
Q2 2023107
Q1 2023108
Q4 2022116
Q3 2022102
Q2 2022100
Q1 202299
Q4 2021101
Q3 202166
Q2 202161
Q1 202155

Institutions

Institutions holding INBX in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
PERCEPTIVE ADVISORS LLC1,452,707$114.76M2.10%+125,000+9.4%Added
VIKING GLOBAL INVESTORS LPSuperinvestorViking Global Investors1,437,705$113.58M0.30%−350,000−19.6%Reduced
MORGAN STANLEY1,167,728$92.25M0.01%+724,872+163.7%Added
Sanofi1,157,926$91.48M29.47%00.0%Unchanged
HighTower Advisors, LLC870,507$68.77M0.08%−1,252−0.1%Reduced
BlackRock, Inc.777,383$61.41M0.00%+92,637+13.5%Added
VANGUARD GROUP INC623,084$49.22M0.00%+28,166+4.7%Added
Sofinnova Investments, Inc.454,657$35.92M1.55%+14,565+3.3%Added
Capital Research Global Investors421,575$33.3M0.01%+421,575New
STATE STREET CORP374,961$29.62M0.00%+171,038+83.9%Added
Caligan Partners LP323,565$25.56M2.34%+87,182+36.9%Added
SUSQUEHANNA INTERNATIONAL GROUP, LLP297,116$23.47M0.03%+297,116New
MILLENNIUM MANAGEMENT LLC275,917$21.8M0.02%−21,903−7.4%Reduced
PFM Health Sciences, LP265,517$20.98M2.12%+25,873+10.8%Added
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND264,000$20.86M0.04%+264,000New
GEODE CAPITAL MANAGEMENT, LLC226,009$17.86M0.00%+4,089+1.8%Added
Schonfeld Strategic Advisors LLC214,725$16.96M0.09%+117,343+120.5%Added
Woodline Partners LP139,479$11.02M0.04%−197,111−58.6%Reduced
NORGES BANK133,300$10.53M0.00%+133,300New
D. E. Shaw & Co., Inc.122,101$9.65M0.01%+110,548+956.9%Added
Invesco Ltd.112,396$8.88M0.00%+94,822+539.6%Added
CDC Financial, Inc.110,810$8.75M7.68%+110,810New
GOLDMAN SACHS GROUP INC100,617$7.95M0.00%+74,651+287.5%Added
BOOTHBAY FUND MANAGEMENT, LLC92,009$7.27M0.19%+13,197+16.7%Added
NORTHERN TRUST CORP88,509$6.99M0.00%−4,148−4.5%Reduced
SummitTX Capital, L.P.82,885$6.55M0.20%+28,742+53.1%Added
UBS Group AG73,699$5.82M0.00%+64,273+681.9%Added
KENNEDY CAPITAL MANAGEMENT, INC.71,488$5.65M0.12%−90,421−55.8%Reduced
BANK OF AMERICA CORP /DE/69,119$5.46M0.00%+51,287+287.6%Added
CITIGROUP INC55,759$4.4M0.00%+50,788+1,021.7%Added
RENAISSANCE TECHNOLOGIES LLC52,600$4.16M0.01%+44,200+526.2%Added
FMR LLC46,269$3.66M0.00%+6,942+17.7%Added
CI Private Wealth, LLC40,886$3.23M0.00%+40,886New
LAIRD NORTON TRUST COMPANY, LLC40,382$3.19M0.07%+40,382New
ArrowMark Colorado Holdings LLC35,176$2.78M0.06%00.0%Unchanged
JANE STREET GROUP, LLC33,019$2.61M0.00%−29,922−47.5%Reduced
MARSHALL WACE, LLP29,310$2.32M0.00%+2,068+7.6%Added
FRANKLIN RESOURCES INC29,308$2.32M0.00%+12,144+70.8%Added
WELLINGTON MANAGEMENT GROUP LLP28,393$2.24M0.00%−1,366−4.6%Reduced
CHARLES SCHWAB INVESTMENT MANAGEMENT INC27,341$2.16M0.00%−452−1.6%Reduced
CITADEL ADVISORS LLC26,900$2.13M0.00%−30,294−53.0%Reduced
Bank of New York Mellon Corp26,748$2.11M0.00%−23,377−46.6%Reduced
ACADIAN ASSET MANAGEMENT LLC25,390$2.01M0.00%−3,055−10.7%Reduced
Soleus Capital Management, L.P.25,000$1.98M0.08%+25,000New
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management22,883$1.81M0.03%+299+1.3%Added
BARCLAYS PLC21,879$1.73M0.00%+8,411+62.5%Added
Russell Investments Group, Ltd.20,778$1.64M0.00%−17,356−45.5%Reduced
Nuveen, LLC17,090$1.35M0.00%−494−2.8%Reduced
JPMORGAN CHASE & CO17,059$1.35M0.00%+7,401+76.6%Added
ACUTA CAPITAL PARTNERS, LLC16,377$1.29M0.88%00.0%Unchanged
SG Americas Securities, LLC16,088$1.27M0.00%+16,088New
Groupe la Francaise15,636$1.24M0.02%−31,698−67.0%Reduced
Voleon Capital Management LP15,008$1.19M0.03%+15,008New
BNP PARIBAS ARBITRAGE, SA14,850$1.17M0.00%+12,964+687.4%Added
Ethic Inc.12,971$1.02M0.02%−1,516−10.5%Reduced
Mariner, LLC12,746$1.01M0.00%−4,596−26.5%Reduced
Jain Global LLC12,098$955.74K0.01%+12,098New
VICTORY CAPITAL MANAGEMENT INC11,963$945.08K0.00%+11,963New
RHUMBLINE ADVISERS11,435$903.37K0.00%−2,300−16.7%Reduced
WELLS FARGO & COMPANY/MN10,813$854.23K0.00%+3,214+42.3%Added
Meridian Wealth Advisors, LLC10,500$829.5K0.11%−14,500−58.0%Reduced
JACOBS LEVY EQUITY MANAGEMENT, INC10,141$801.14K0.00%−3,578−26.1%Reduced
Quantinno Capital Management LP10,038$793K0.00%−1,789−15.1%Reduced
XTX Topco Ltd9,021$712.66K0.02%+9,021New
BRIDGEWAY CAPITAL MANAGEMENT, LLC9,000$711K0.01%−7,500−45.5%Reduced
ALLIANCEBERNSTEIN L.P.8,950$707.05K0.00%−10,280−53.5%Reduced
JEFFERIES FINANCIAL GROUP INC.8,901$703.18K0.01%+8,901New
CREDIT INDUSTRIEL ET COMMERCIAL8,656$683.82K0.10%−20,302−70.1%Reduced
Rafferty Asset Management, LLC8,582$677.98K0.00%+8,582New
AQR CAPITAL MANAGEMENT LLC7,501$592.58K0.00%+1,503+25.1%Added
Belvedere Trading LLC7,402$584.76K0.11%+1,125+17.9%Added
DEUTSCHE BANK AG\6,638$524.4K0.00%+6,638New
PSP Research LLC6,389$504.73K0.44%+6,389New
Creative Planning5,708$450.91K0.00%+5,708New
Voya Investment Management LLC5,564$439.56K0.00%+5,564New
Janney Montgomery Scott LLC5,495$434K0.00%+5,495New
GROUP ONE TRADING, L.P.5,358$423.28K0.01%+5,358New
PRICE T ROWE ASSOCIATES INC /MD/5,334$422K0.00%+5,334New
MetLife Investment Management5,320$420.28K0.00%−2,105−28.4%Reduced
Harvest Investment Services, LLC5,049$398.87K0.08%+5,049New
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.4,712$371.74K0.00%+582+14.1%Added
Tudor Investment Corp Et Al4,642$366.72K0.00%+4,642New
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM3,800$300.2K0.00%+3,800New
Birchview Capital, LP3,698$292.14K0.17%−28,000−88.3%Reduced
Jump Financial, LLC3,504$276.82K0.00%+3,504New
NEW YORK STATE COMMON RETIREMENT FUND3,472$274.29K0.00%00.0%Unchanged
Squarepoint Ops LLC3,398$268.44K0.00%+3,398New
Presidio Capital Management, LLC3,394$268.13K0.08%+3,394New
Virtus Investment Advisers, Inc.3,343$264.1K0.07%+3,343New
PROFUND ADVISORS LLC3,271$258.41K0.01%+3,271New
INTECH INVESTMENT MANAGEMENT LLC3,242$256.12K0.00%+3,242New
AMERIPRISE FINANCIAL INC3,051$241.03K0.00%+3,051New
NBC SECURITIES, INC.3,000$237K0.02%00.0%Unchanged
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.3,101$232.7K0.00%+3,101New
MANUFACTURERS LIFE INSURANCE COMPANY, THE2,785$220.02K0.00%+2,785New
Police & Firemen's Retirement System of New Jersey2,660$210.14K0.00%00.0%Unchanged
China Universal Asset Management Co., Ltd.2,370$187.23K0.01%−169−6.7%Reduced
Quest Partners LLC2,192$173.17K0.01%+2,192New
Hurley Capital, LLC1,660$131.14K0.07%+1,660New
DIADEMA PARTNERS LP1,299$102.62K0.06%+1,299New