EcoR1 Capital DAWN Position
Exited6-Fund ConvergenceEcoR1 Capital exited their position in Day One Biopharmaceuticals Inc. (DAWN) in Q3 2025, after holding the stock for 5 quarters.
The position was first reported in Q3 2024 and has been tracked across 5 quarterly 13F filings.
DAWN is a convergence signal: 6 specialist biotech funds hold this stock, suggesting high institutional conviction.
There is an upcoming Phase 2 readout for Tovorafenib in 410 days (May 31, 2027), making the timing of EcoR1's position particularly relevant.
Short interest stands at 11.6% of float with 1.1 days to cover, indicating significant bearish positioning against the stock.
About Day One Biopharmaceuticals Inc.
Day One Biopharmaceuticals, Inc., a clinical-stage biopharmaceutical company, develops and commercializes targeted therapies for patients with genetically defined cancers. Its lead product candidate is DAY101, an oral brain-penetrant type II pan-rapidly accelerated fibrosarcoma kinase inhibitor that is in Phase II clinical trial for pediatric patients with relapsed/progressive low-grade glioma. The company is also developing Pimasertib, an oral small molecule inhibitor of mitogen-activated protein kinase kinases 1 and 2. Day One Biopharmaceuticals, Inc. was incorporated in 2018 and is headquartered in South San Francisco, California.
Full company profile →Short Interest
11.6%
1.1 days to cover
EcoR1 Capital DAWN Position History
Frequently Asked Questions
Does EcoR1 Capital own DAWN?
No. EcoR1 Capital exited their position in Day One Biopharmaceuticals Inc. (DAWN) in Q3 2025. They previously held the stock for 5 quarters.
How many hedge funds own DAWN?
6 specialist biotech hedge funds currently hold DAWN, including RA Capital Management, Deerfield Management, Boxer Capital and 3 more. When 3 or more specialist funds hold the same stock, BiotechEdge flags it as a convergence signal.
When did EcoR1 Capital first buy DAWN?
EcoR1 Capital's position in DAWN was first reported in Q3 2024. 13F filings are reported with a 45-day delay, so the actual purchase may have occurred earlier in the quarter.
Is EcoR1 Capital's DAWN position increasing or decreasing?
EcoR1 Capital completely exited their DAWN position in the most recent quarter.
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