Baker Bros. Advisors BCYC Position
Active7-Fund ConvergenceBaker Bros. Advisors held their position in Bicycle Therapeutics plc (BCYC) in Q4 2025, holding $77.1M worth of shares across 10,885,357 shares.
The position was first reported in Q1 2023 and has been tracked across 12 quarterly 13F filings.
BCYC is a convergence signal: 7 specialist biotech funds hold this stock, suggesting high institutional conviction.
About Bicycle Therapeutics plc
Bicycle Therapeutics plc, a clinical-stage biopharmaceutical company, develops a class of medicines for diseases that are underserved by existing therapeutics. Its lead product candidate is BT1718, a bicycle toxin conjugate (BTC), which is in Phase I/IIa clinical trials targeting tumors that express Membrane Type 1 matrix metalloprotease. The company's oncology product candidates also comprise BT5528, a BTC that is in a Phase I/II clinical trial targeting EphA2; and BT8009, which is in Phase I/II clinical trial targeting Nectin-4. In addition, it is developing THR-149, a plasma kallikrein inhibitor that completed Phase II clinical trials for the treatment of diabetic macular edema; BT7480, a Bicycle tumor-targeted immune cell agonist (TICA) targeting Nectin-4 and agonizing; BT7455, an EphA2/CD137 Bicycle TICA, which is in preclinical studies; and BT1718, a BTC that target tumors, that is in Phase I/IIa clinical trial that express Membrane Type 1 matrix metalloproteinase. Further, the company collaborates with biopharmaceutical companies and organizations to develop programs in therapeutic areas, such as anti-infective, cardiovascular, ophthalmology, and respiratory indications. It has a clinical trial and license agreement with the Cancer Research Technology Limited and Cancer Research UK; research collaboration agreements with AstraZeneca, Sanofi, Oxurion, and the Dementia Discovery Fund; and discovery collaboration and license agreement with Genentech for the discovery and development of Bicycle peptides for multiple immuno-oncology targets. Bicycle Therapeutics plc was incorporated in 2009 and is headquartered in Cambridge, the United Kingdom.
Full company profile →Short Interest
5.6%
6.0 days to cover
Baker Bros. Advisors BCYC Position History
| Quarter | Action | Shares | Change | Value |
|---|---|---|---|---|
| Q4 2025 | Held | 10,885,357 | — | $77.1M |
| Q3 2025 | Held | 10,885,357 | — | $84.3M |
| Q2 2025 | Held | 10,885,357 | — | $75.7M |
| Q1 2025 | Held | 10,885,357 | — | $92.4M |
| Q4 2024 | Increased | 10,885,357 | +1,485,397 | $152.4M |
| Q3 2024 | Held | 9,399,960 | — | $212.7M |
| Q2 2024 | Increased | 9,399,960 | +4,457,137 | $190.3M |
| Q1 2024 | Increased | 4,942,823 | +3,152,433 | $123.1M |
| Q4 2023 | Increased | 1,790,390 | +946,576 | $32.4M |
| Q3 2023 | Held | 843,814 | — | $17.0M |
| Q2 2023 | Held | 843,814 | — | $21.5M |
| Q1 2023 | New | 843,814 | +843,814 | $17.9M |
Frequently Asked Questions
Does Baker Bros. Advisors own BCYC?
Yes. As of Q4 2025, Baker Bros. Advisors holds 10,885,357 shares of Bicycle Therapeutics plc (BCYC) valued at $77.1M. This data comes from their SEC 13F filing.
How many hedge funds own BCYC?
7 specialist biotech hedge funds currently hold BCYC, including Deep Track Capital, RA Capital Management, EcoR1 Capital and 3 more. When 3 or more specialist funds hold the same stock, BiotechEdge flags it as a convergence signal.
When did Baker Bros. Advisors first buy BCYC?
Baker Bros. Advisors's position in BCYC was first reported in Q1 2023. 13F filings are reported with a 45-day delay, so the actual purchase may have occurred earlier in the quarter.
Is Baker Bros. Advisors's BCYC position increasing or decreasing?
Baker Bros. Advisors held their BCYC position unchanged in the most recent quarter.
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