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Atlas Venture Life Science Advisors, LLC
Atlas Venture Life Science Advisors, LLC is a venture capital firm headquartered in Cambridge, Massachusetts, focused on early-stage investments in biotechnology and life sciences. Founded as part of Atlas Venture, it helps create and invest in innovative biotech startups, primarily serving entrepreneurs and investors in the United States. The firm operates with a lean team of partners and professionals with deep expertise in biomedical innovation.
Investment Strategy
Atlas Venture Life Science Advisors, LLC pursues early-stage investments in biotechnology companies, focusing on identifying and supporting breakthrough scientific advancements with the potential to transform patient care. The firm partners closely with life sciences entrepreneurs, providing both capital and operational guidance, with an emphasis on building and scaling high-potential therapeutics companies from inception through exit. Their strategy includes leveraging a hands-on, collaborative approach to company creation and development, seeking to deliver superior returns by targeting novel modalities and unmet medical needs.
Latest 13F Filing Activity
Atlas Venture Life Science Advisors, LLC filed their most recent 13F report on Jun 30, 2025 disclosing 11 equity positions with a total 13F market value of $662M. The fund increased holdings in Kymera Therapeutics, Inc., Vigil Neuroscience, Inc., Sionna Therapeutics, Inc. among other positions. Atlas Venture Life Science Advisors, LLC reduced exposure to Day One Biopharmaceuticals, Inc., Dyne Therapeutics, Inc., Korro Bio, Inc. among others.
Top Holdings
Equity Positions (11)
| Ticker | Security | Weight | Market Value | Shares | Avg Cost | Price | Change (QoQ) |
|---|---|---|---|---|---|---|---|
K KYMR | Kymera Therapeutics, Inc. | 32.26% | $213.7M | 4,896,462 | $63.49 | $43.64 | +$79.7M |
I IRON | Disc Medicine, Inc. | 19.07% | $126.3M | 2,384,456 | $22.24 | $52.96 | +$7.9M |
D DYN | Dyne Therapeutics, Inc. | 13.12% | $86.9M | 9,130,465 | $11.69 | $9.52 | -$8.6M |
S SION | Sionna Therapeutics, Inc. | 9.68% | $64.1M | 3,694,020 | $10.46 | $17.35 | +$25.5M |
T THRD | Third Harmonic Bio, Inc. | 8.53% | $56.5M | 10,402,286 | $18.97 | $5.43 | +$20.4M |
Industry Allocation
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