Sutro Biopharma, Inc. (STRO)
NASDAQ: STRO · Real-Time Price · USD
34.87
+1.28 (3.81%)
At close: Apr 28, 2026, 4:00 PM EDT
34.69
-0.18 (-0.52%)
After-hours: Apr 28, 2026, 4:10 PM EDT

Company Description

Sutro Biopharma, Inc. operates as an oncology company.

The company develops site-specific and novel-format antibody drug conjugates (ADCs) that enables its proprietary integrated cell-free protein synthesis platform, XpressCF; and site-specific conjugation platform, XpressCF+.

Its lead product candidate includes STRO-004, a tissue factor (TF) targeting ADC for the treatment of TF-expressing solid tumors, including non-small cell lung cancer, head and neck squamous cell carcinoma, cervical cancer, colorectal cancer, pancreatic ductal adenocarcinoma, endometrial cancer, and bladder cancer.

The company also develops VAX-24 and Vax-31 pneumococcal conjugate vaccine candidates that is in Phase II/III clinical trials for the treatment of invasive pneumococcal disease in adults and adults and infants; and STRO-003, an ADC directed against an anti-receptor tyrosine kinase-like orphan receptor 1 (ROR1) for the treatment of solid tumors, such as triple negative breast cancer, non-small cell lung cancer, and ovarian cancer, as well as hematological cancers.

Sutro Biopharma, Inc. has collaboration and license agreements with Vaxcyte to discover and develop vaccine candidates for the treatment or prophylaxis of infectious diseases; Tasly Biopharmaceuticals Co., Ltd. to develop and commercialize STRO-002 in Greater China; Ipsen to develop and commercialize STRO-003, an ADC targeting ROR1; and Astellas Pharma Inc. to develop immunostimulatory ADC.

The company was formerly known as Fundamental Applied Biology, Inc. Sutro Biopharma, Inc. was incorporated in 2003 and is headquartered in South San Francisco, California.

Sutro Biopharma, Inc.
Sutro Biopharma logo
Country United States
Founded 2003
IPO Date Sep 27, 2018
Industry Biotechnology
Sector Healthcare
Employees 137
CEO Jane Chung

Contact Details

Address:
111 Oyster Point Boulevard
South San Francisco, California 94080
United States
Phone 650 881 6500
Website sutrobio.com

Stock Details

Ticker Symbol STRO
Exchange NASDAQ
Stock Type Common Stock
Fiscal Year January - December
Reporting Currency USD
CIK Code 0001382101
CUSIP Number 869367102
ISIN Number US8693672011
Employer ID 45-2441988
SIC Code 2836

Key Executives

Name Position
Jane Chung R.Ph. Chief Executive Officer and Director
Edward C. Albini M.B.A Secretary
Dr. James R. Swartz DSc, Ph.D., Sc.D. Founder
Gregory K. Chow BA, CPA, MBA Chief Financial Officer
Devendra Luhar Senior Vice President of Technical Operations
Dr. Hans-Peter Gerber Ph.D. Chief Scientific Officer
David Pauling J.D., M.A. Chief Administrative Officer and General Counsel
Kari E. Leetch Senior Vice President and Head of People and Culture
Regina Cheng Vice President and Controller
Jonathan Fawcett DPHIL, MBBS Vice President of Clinical Development

Latest SEC Filings

Date Type Title
Apr 22, 2026 DEFA14A Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Apr 22, 2026 DEF 14A Other definitive proxy statements
Apr 22, 2026 ARS Filing
Apr 21, 2026 SCHEDULE 13G/A Filing
Apr 21, 2026 SCHEDULE 13G Filing
Apr 1, 2026 EFFECT Notice of Effectiveness
Apr 1, 2026 424B3 Prospectus
Mar 23, 2026 S-3 Registration statement under Securities Act of 1933
Mar 23, 2026 S-8 Securities to be offered to employees in employee benefit plans
Mar 23, 2026 10-K Annual Report