Tang Capital Management STRO Position
Active4-Fund ConvergenceTang Capital Management trimmed their position in SUTRO BIOPHARMA, INC. (STRO) in Q4 2025, holding $1.6M worth of shares across 139,617 shares.
The position was first reported in Q1 2025 and has been tracked across 4 quarterly 13F filings.
STRO is a convergence signal: 4 specialist biotech funds hold this stock, suggesting high institutional conviction.
About SUTRO BIOPHARMA, INC.
Sutro Biopharma, Inc. operates as clinical stage drug discovery, development, and manufacturing company. It focuses on creating protein therapeutics for cancer and autoimmune disorders through integrated cell-free protein synthesis and site-specific conjugation platform, XpressCF+.The company's product candidates include STRO-001, an antibody-drug conjugate (ADC) directed against the cancer target CD74 for patients with multiple myeloma and non-Hodgkin lymphoma that is in Phase 1 clinical trials; and STRO-002, an ADC directed against folate receptor-alpha for patients with ovarian and endometrial cancers, which is in Phase 1 clinical trials. It has collaboration and license agreements with Merck Collaboration to develop research programs focusing on cytokine derivatives for cancer and autoimmune disorders; and Celgene Corporation to discover and develop bispecific antibodies and/or ADCs focused on the field of immuno-oncology. 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.
Full company profile →Short Interest
3.3%
3.7 days to cover
Tang Capital Management STRO Position History
Frequently Asked Questions
Does Tang Capital Management own STRO?
Yes. As of Q4 2025, Tang Capital Management holds 139,617 shares of SUTRO BIOPHARMA, INC. (STRO) valued at $1.6M. This data comes from their SEC 13F filing.
How many hedge funds own STRO?
4 specialist biotech hedge funds currently hold STRO, including BVF Partners, RA Capital Management, Deerfield Management. When 3 or more specialist funds hold the same stock, BiotechEdge flags it as a convergence signal.
When did Tang Capital Management first buy STRO?
Tang Capital Management's position in STRO was first reported in Q1 2025. 13F filings are reported with a 45-day delay, so the actual purchase may have occurred earlier in the quarter.
Is Tang Capital Management's STRO position increasing or decreasing?
Tang Capital Management trimmed their STRO position in the most recent quarter, reducing by 2,689,100 shares.
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