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Companies / Health Care / Inhibrx Biosciences, Inc.
INBX

Inhibrx Biosciences, Inc.

Health CareBiological Products
Ticker INBXLA JOLLA, CAFiscal year ends DecemberBook value per share $-3.39Diluted shares 15.6M

Inhibrx Biosciences, Inc. (Nasdaq: INBX) is a clinical-stage biopharmaceutical company developing biologic therapeutic candidates using modular protein engineering platforms. Its clinical pipeline focuses on oncology: ozekibart, a tetravalent DR5 agonist being studied in chondrosarcoma, Ewing sarcoma and colorectal… From the company’s description.

Over the twelve months to Jun 30, 2026, Inhibrx Biosciences, Inc. reported a net loss of $138.18M. Operations used $131.89M in cash. In fiscal 2025, it reported revenue of $1.30M, up 550.0% from fiscal 2024, and a net loss of $140.06M.

Fiscal year 2025 · ends 12-31Changes are against fiscal 2024The amber dot is the latest twelve months, to 2026-06-30
Sales & profitability
$1.30MFY2025
+550.0% year over year
Last 12 mo $0.00M
-10386.54%FY2025
+155337.5 percentage points
$-140.06MFY2025
−108.3% year over year
Last 12 mo $-138.18M
-1752.22%FY2025
−3015.5 percentage points
Last 12 mo 260.83%
Cash & financing
$-129.79MFY2025
+33.2% year over year
Last 12 mo $-131.89M
$-129.83MFY2025
+34.1% year over year
Last 12 mo $-131.90M
12.58FY2025
Was 0.00× a year earlier
Last 12 mo -3.33
15.5MFY2025
+3.4% year over year
Last 12 mo 15.6M

Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.

What Inhibrx Biosciences, Inc. does

In the company’s own words

Inhibrx Biosciences, Inc. (Nasdaq: INBX) is a clinical-stage biopharmaceutical company developing biologic therapeutic candidates using modular protein engineering platforms. Its clinical pipeline focuses on oncology: ozekibart, a tetravalent DR5 agonist being studied in chondrosarcoma, Ewing sarcoma and colorectal cancer, and INBRX-106, a hexavalent OX40 agonist being evaluated alone and with pembrolizumab in solid tumors, including non-small cell lung cancer and head and neck squamous cell carcinoma. The company’s protein-engineering capabilities include discovery, antibody engineering, translational research, manufacturing development and clinical development. In 2024, following the spin-off and sale of its former parent’s INBRX-101 program to Sanofi, Inhibrx continued as an independent public company with its ongoing programs and discovery pipeline. As of December 31, 2025, its patent estate included 31 solely owned patent families and two co-owned families. Its website is www.inhibrx.com.

Company details
Sector
Health Care
Industry (SIC)
Biological Products
Headquarters
LA JOLLA, CA
Fiscal year end
December
CIK
2007919
SIC
2836

Financial performance, year by year

Fiscal 2024–2025 · USD
$-322.82M$225.47M$773.76M$1.32B$1.87B20242025Last 12 moLast 12 monthsLast 12 months

The full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.

Ownership

Who owns Inhibrx Biosciences, Inc. — and what changed

Funds as of 2026Q2 · superinvestors as of 2026-06-30

143
funds hold it
0 of 35
superinvestors hold it
$250.26M
held by funds, at market
17.0%
of shares held by funds

Largest fund holders · Inhibrx Biosciences, Inc.’s weight in each

0.35%of fund net assets
VANGUARD TOTAL STOCK MARKET INDEX FUND
VTI · VANGUARD INDEX FUNDS
0.00%of fund net assets
0.04%of fund net assets
iShares Russell 2000 ETF
IWM · iShares Trust
0.03%of fund net assets
Fidelity Small Cap Index Fund
FSSNX · Fidelity Salem Street Trust
—of fund net assets

Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.

Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.

Could not be determined for this company: bond issues.

Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.

Connected research

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