Sutro Biopharma (STRO)

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Sutro Biopharma, Inc. is a clinical-stage biotechnology company developing engineered protein therapeutics, with a primary focus on oncology and other serious diseases. The company’s work is built around XpressCF, its proprietary cell-free protein synthesis platform. Unlike traditional cell-based manufacturing systems, this technology is designed to produce proteins in an open biochemical environment, giving researchers greater control over protein design, conjugation, and optimization.

Sutro uses this platform to create antibody-drug conjugates and other biologic drug candidates intended to deliver potent therapies more selectively to diseased cells. Its pipeline has included STRO-002, also known as luveltamab tazevibulin, an antibody-drug conjugate directed at folate receptor alpha for ovarian and endometrial cancers. The company has also developed programs such as STRO-001 for hematologic malignancies and STRO-004, a tissue factor-targeted antibody-drug conjugate for solid tumors. Additional discovery and partnered programs include candidates referenced as STRO-006, STRO-00X, STRO-00Y, STRO-003, and vaccine-related programs such as VAX24 and VAX31 through collaborations.

A key part of Sutro’s strategy is to combine internal drug development with partnerships that apply its platform to external targets and therapeutic areas. This allows the company to pursue wholly owned assets while also generating potential collaboration revenue, milestones, and royalties. As a clinical-stage biopharma company, Sutro’s value is closely tied to trial data, regulatory progress, manufacturing execution, intellectual property protection, and its ability to translate platform advantages into differentiated medicines for patients with limited treatment options.

21.30USD
21.15 USD
−3.74(-14.90%)
After-hours

Last updated

Market Cap
$425,363,169
P/E
P/FCF
P/S
4.27
Enterprise Value
$351,681,169
Sector
Materials
Industry
Biological Products, Except Diagnostic Substances
Address
111 OYSTER POINT BLVD., SOUTH SAN FRANCISCO, CA, 94080
Market Cap
$425,363,169
Enterprise Value
$351,681,169
P/E
P/B
-6.36
P/S
4.27
EV / EBITDA
-4.37
EV / Sales
3.53
EPS
-9.27
Dividend Yield
0%
P/FCF
P/CF
Free Cash Flow
-$152,139,000
ROE
229.64%
ROA
-63.48%
Debt / Equity
0
Current Ratio
3.12
Quick Ratio
3.12
Cash
1.04
Avg Volume
$396,777
Fundamentals Snapshot Price
25.67

Income Statement

Line Item2026 Q12025 Q42025 Q32025 Q22025 Q1
Revenue14.52M11.65M9.69M63.75M17.4M
Cost of revenue00000
Gross profit14.52M11.65M9.69M63.75M17.4M
Operating income-29.66M-38.05M-48.46M-3.35M-68.51M
EBITDA-28.34M-32.03M-37M16.98M-45.57M
Net income-38.48M-46.76M-56.86M-11.5M-75.97M
Income taxes-15K-82K-18K7K
Interest expense-9.47M-9.55M-9.67M-9.65M-9.34M
Other operating expenses42K4.39M9.56M18.42M21.04M
Total operating expenses44.18M49.7M58.15M67.09M85.91M
Basic EPS-2.94-5.39-6.7-1.4-9.08
Diluted EPS-2.94-5.39-6.7-1.4-9.08

Balance Sheet

Line Item2026 Q12025 Q42025 Q32025 Q22025 Q1
Total assets241.99M173.83M209.66M262.36M321.43M
Total liabilities308.88M306.28M296.93M294.47M347.24M
Total equity-66.89M-132.45M-87.27M-32.11M-25.81M
Cash & equivalents73.68M58.13M65.93M64.03M106.23M
Current assets220.97M150.93M182.11M231.63M287.41M
Current liabilities70.81M75.13M71.9M74.25M133.05M
Accounts payable5.49M7.57M7.03M4.31M8.18M
Receivables12.48M3.98M3.92M8M13.56M

Cash Flow

Line Item2026 Q12025 Q42025 Q32025 Q22025 Q1
Operating cash flow-42.26M-26.44M-38.19M-44.72M-67.88M
Investing cash flow-45.26M18.7M39.99M2.58M-16.26M
Financing cash flow103.08M-64K102K-60K66K
Change in cash15.55M-7.8M1.9M-42.2M-84.08M
Net income-38.48M-46.76M-56.86M-11.5M-75.97M
KindFilingDateLink
edgar indexSCHEDULE 13G — SUTRO BIOPHARMA, INC.View Filing
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edgar index4 — SUTRO BIOPHARMA, INC.View Filing
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edgar indexSCHEDULE 13G — SUTRO BIOPHARMA, INC.View Filing
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edgar indexSCHEDULE 13G/A — SUTRO BIOPHARMA, INC.View Filing
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edgar indexSCHEDULE 13G — SUTRO BIOPHARMA, INC.View Filing
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edgar indexDEFA14A — SUTRO BIOPHARMA, INC.View Filing
edgar indexSCHEDULE 13G/A — SUTRO BIOPHARMA, INC.View Filing
edgar indexSCHEDULE 13G — SUTRO BIOPHARMA, INC.View Filing
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edgar index4 — SUTRO BIOPHARMA, INC.View Filing
edgar index4 — SUTRO BIOPHARMA, INC.View Filing
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edgar index4 — SUTRO BIOPHARMA, INC.View Filing
edgar index4 — SUTRO BIOPHARMA, INC.View Filing
edgar index4 — SUTRO BIOPHARMA, INC.View Filing
edgar index4 — SUTRO BIOPHARMA, INC.View Filing
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