EcoR1 Capital CGON Position
Active13-Fund ConvergenceEcoR1 Capital initiated a new position in CG Oncology, Inc. (CGON) in Q4 2025, holding $32.1M worth of shares across 772,000 shares.
CGON is a convergence signal: 13 specialist biotech funds hold this stock, suggesting high institutional conviction.
There is an upcoming Phase 2 readout for Ivaltinostat in 75 days (Jun 30, 2026), making the timing of EcoR1's position particularly relevant.
Short interest stands at 13.2% of float with 8.6 days to cover, indicating significant bearish positioning against EcoR1's long thesis.
About CG Oncology, Inc.
CG Oncology Inc is a clinical biopharmaceutical company focused on developing and commercializing a potential backbone bladder-sparing therapeutic for patients afflicted with bladder cancer. Their product candidate cretostimogene, is initially in clinical development for the treatment of patients with high-risk Non-Muscle Invasive Bladder Cancer who are unresponsive to Bacillus Calmette Guerin (BCG) therapy, the current standard-of-care for high-risk NMIBC.
Full company profile →Short Interest
13.2%
8.6 days to cover
Frequently Asked Questions
Does EcoR1 Capital own CGON?
Yes. As of Q4 2025, EcoR1 Capital holds 772,000 shares of CG Oncology, Inc. (CGON) valued at $32.1M. This data comes from their SEC 13F filing.
How many hedge funds own CGON?
13 specialist biotech hedge funds currently hold CGON, including RTW Investments, BVF Partners, OrbiMed Advisors and 9 more. When 3 or more specialist funds hold the same stock, BiotechEdge flags it as a convergence signal.
When did EcoR1 Capital first buy CGON?
EcoR1 Capital's position in CGON was first reported in Q4 2025. 13F filings are reported with a 45-day delay, so the actual purchase may have occurred earlier in the quarter.
Is EcoR1 Capital's CGON position increasing or decreasing?
EcoR1 Capital initiated a new position in CGON in the most recent quarter. This is their first reported holding.
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