Deerfield Management CGEM Position
Active10-Fund ConvergenceDeerfield Management trimmed their position in Cullinan Therapeutics, Inc. (CGEM) in Q4 2025, holding $4.0M worth of shares across 386,169 shares.
The position was first reported in Q1 2024 and has been tracked across 8 quarterly 13F filings.
CGEM is a convergence signal: 10 specialist biotech funds hold this stock, suggesting high institutional conviction.
Short interest stands at 15.9% of float with 9.5 days to cover, indicating significant bearish positioning against Deerfield's long thesis.
About Cullinan Therapeutics, Inc.
Cullinan Therapeutics, Inc. is a clinical-stage biopharmaceutical company, which engages in the developing of oncology and immuno-oncology therapies. Its pipeline includes CLN-978, CLN-619, Zipalertinib CLN-081/TAS6417, CLN-049, and CLN-617. The company was founded by Patrick A. Baeuerle on September 15, 2016 and is headquartered in Cambridge, MA.
Full company profile →Short Interest
15.9%
9.5 days to cover
Deerfield Management CGEM Position History
| Quarter | Action | Shares | Change | Value |
|---|---|---|---|---|
| Q4 2025 | Decreased | 386,169 | -2,540,844 | $4.0M |
| Q3 2025 | Decreased | 2,927,013 | -928,539 | $17.4M |
| Q2 2025 | Decreased | 3,855,552 | -5,287 | $29.0M |
| Q1 2025 | Increased | 3,860,839 | +481,440 | $29.2M |
| Q4 2024 | Increased | 3,379,399 | +99,399 | $41.2M |
| Q3 2024 | Decreased | 3,280,000 | -237 | $54.9M |
| Q2 2024 | Increased | 3,280,237 | +2,141,706 | $57.2M |
| Q1 2024 | New | 1,138,531 | +1,138,531 | $19.4M |
Frequently Asked Questions
Does Deerfield Management own CGEM?
Yes. As of Q4 2025, Deerfield Management holds 386,169 shares of Cullinan Therapeutics, Inc. (CGEM) valued at $4.0M. This data comes from their SEC 13F filing.
How many hedge funds own CGEM?
10 specialist biotech hedge funds currently hold CGEM, including BVF Partners, RTW Investments, OrbiMed Advisors and 6 more. When 3 or more specialist funds hold the same stock, BiotechEdge flags it as a convergence signal.
When did Deerfield Management first buy CGEM?
Deerfield Management's position in CGEM was first reported in Q1 2024. 13F filings are reported with a 45-day delay, so the actual purchase may have occurred earlier in the quarter.
Is Deerfield Management's CGEM position increasing or decreasing?
Deerfield Management trimmed their CGEM position in the most recent quarter, reducing by 2,540,844 shares.
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