Sutro Biopharma

STRO.US
Healthcare · Biotechnology
23.73
-0.28 (-1.17%)
USD · NASDAQ

Company Information

Company Name
Sutro Biopharma
Sector
Healthcare
Industry
Biotechnology
Exchange
NASDAQ
ISIN: US8693671021
CIK: 0001382101
CUSIP: 869367102
Currency: USD
Full Time Employees: 133
Phone: 650 881 6500
Fiscal Year End: December
IPO Date: Sep 27, 2018
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.

Address:

111 Oyster Point Boulevard, South San Francisco, CA, United States, 94080

People

Directors & Officers

Name Title Year Born
Ms. Jane Chung R.Ph. CEO & Director 1971
Mr. Gregory K. Chow BA, CPA, MBA Chief Financial Officer 1973
Dr. Hans-Peter Gerber Ph.D. Chief Scientific Officer 1964
Dr. James R. Swartz DSc, Ph.D., Sc.D. Founder NA
Mr. Devendra Luhar Senior Vice President of Technical Operations NA
Mr. David Pauling J.D., M.A. Chief Administrative Officer & General Counsel 1974
Ms. Kari E. Leetch Senior VP and Head of People & Culture NA
Mr. Jonathan Fawcett DPHIL, MBBS VP & Head of Clinical Development NA
Ms. Regina Cheng Vice President & Controller NA

Insider Trading

Date Insider Name Title Transaction Type Shares Price Value
Oct 15, 2025 Connie Matsui N/A Purchase 5.00K $8.00 $40.00K
Oct 15, 2025 David Pauling N/A Purchase 1.25K $8.00 $10.00K
Oct 15, 2025 Gregory K Chow N/A Purchase 1.98K $8.10 $16.00K
Oct 15, 2025 Hans-Peter Gerber N/A Purchase 1.70K $8.00 $13.60K
Oct 15, 2025 Jane Chung N/A Purchase 1.25K $8.00 $10.00K

Shareholders

Institutional Holders

Holder Name Shares Date Reported % Out Value % Change
Bvf Inc 1.25M Mar 31, 2026 7.55% $0.99 0.00%
Affinity Asset Advisors, LLC 1.07M Mar 31, 2026 6.45% $1.38 42.91%
Samsara BioCapital, LLC 1.06M Mar 31, 2026 6.41% $2.57 419.73%
Kynam Capital Management, LP 872.56K Mar 31, 2026 5.27% $1.34 81.94%
Orbimed Advisors, LLC 801.14K Mar 31, 2026 4.83% $0.40 0.00%
Vanguard Capital Management, LLC 720.44K Mar 31, 2026 4.35% $0.00 0.00%
Eventide Asset Management, LLC 715.31K Mar 31, 2026 4.32% $0.29 0.00%
Perceptive Advisors LLC 715.31K Mar 31, 2026 4.32% $0.35 0.00%
RA Capital Management, LLC 715.31K Mar 31, 2026 4.32% $0.19 0.00%
Point72 Asset Management, L.P. 692.11K Mar 31, 2026 4.18% $0.02 286.46%
ADAR1 Capital Management LLC 524.44K Mar 31, 2026 3.16% $0.77 681.85%
Velan Capital Investment Management LP 512.16K Mar 31, 2026 3.09% $7.99 64.15%
Balyasny Asset Management LLC 465.79K Mar 31, 2026 2.81% $0.02 102.48%
Woodline Partners LP 457.44K Mar 31, 2026 2.76% $0.04 0.00%
UBS Group AG 392.87K Mar 31, 2026 2.37% $0.00 4,892.01%
Vanguard Group Inc 375.79K Dec 31, 2025 2.27% $0.00 2.03%
Acadian Asset Management LLC 335.81K Mar 31, 2026 2.03% $0.01 0.00%
Merck & Co Inc 272.35K Mar 31, 2026 1.64% $1.94 0.00%
Longwood Capital Partners LLC 269.43K Mar 31, 2026 1.63% $4.73 299.44%
BlackRock Inc 232.68K Mar 31, 2026 1.40% $0.00 98.14%

Fund Holdings

Rank Holder Name Shares Held % of Shares Change Date Reported
1 Eventide Healthcare & Life Sciences I 715.31K 4.32% ▲ 0.00% Mar 31, 2026
2 Vanguard Total Stock Mkt Idx Inv 501.52K 3.03% ▼ 5.93% Jun 30, 2026
3 iShares Russell 2000 ETF 370.29K 2.23% ▲ 13.49% Jun 30, 2026
4 Vanguard Institutional Extnd Mkt Idx Tr 177.15K 1.07% ▲ 4.03% Jun 30, 2026
5 iShares Russell 2000 Value ETF 110.06K 0.66% ▲ 11.70% Jun 30, 2026
6 Russell 2000 Equity Index Fund B 96.01K 0.58% ▲ 0.00% Jun 30, 2026
7 Russell 2000 Index Non-Lendable Fund 96.01K 0.58% ▲ 0.00% Jun 30, 2026
8 Vanguard Russell 2000 ETF 91.89K 0.55% ▲ 0.00% Jun 30, 2026
9 State St Russell Sm/Mid Cp® Indx SL Cl I 80.00K 0.48% ▲ 0.00% Jun 30, 2026
10 Fidelity Extended Market Index 78.05K 0.47% ▼ 3.56% May 31, 2026

Financial Highlights

Market Cap: $397.86M
EBITDA: $-80.39M
Book Value: $-4.04
Earnings/Share: $-16.35
Profit Margin: -154.21%
Operating Margin: -203.91%
ROA (TTM): -19.32%
ROE (TTM): -1,810.01%
Revenue (TTM): $99.61M
Revenue/Share (TTM): $10.29
Earnings Growth (YOY): 0.00%
Revenue Growth (YOY): -16.50%

Valuation Metrics

Enterprise Value: $190.21M
Trailing P/E: 0.00
Forward P/E: 10.03

Shares Statistics

Shares Outstanding: 16.57M
Shares Float: 10.30M
% Insiders: 225.90%
% Institutions: 8,820.30%
Short % Float: 10.01%

Stock Price History

1 Year Price History

2 Years Price History

5 Years Price History

10 Years Price History

Financial Charts

Revenue & Net Income (Yearly)

Revenue & Net Income (Quarterly)

Operating Expenses (Yearly)

Operating Expenses (Quarterly)

Balance Sheet (Quarterly)

Assets Breakdown (Yearly)

Assets Breakdown (Quarterly)

Liabilities Breakdown (Yearly)

Liabilities Breakdown (Quarterly)

Income Statement Waterfall

Open full waterfall
Line Item
Step Type
Value
Revenue
adjust
$102.48M
Cost of Goods Sold
adjust
$-7.32M
Gross Profit
subtotal
$95.16M
SG&A
adjust
$-41.02M
R&D
adjust
$-166.42M
Operating Income
subtotal
$-104.95M
Other / Non-Operating Items
adjust
$-86.13M
Net Income
subtotal
$-191.09M

Earnings Per Share (EPS) History

Financial Ratios

📦 Raw API Data (JSON Explorer)

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