Filed: 8/11/2023ACC: 0001104659-23-090482
📋 What this filing means
ATLAS VENTURE LIFE SCIENCE ADVISORS, LLC filed this quarterly 13F‑HR report disclosing 15 equity positions with a total reported market value of $803.56M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
15
Positions
$803.56M
Total AUM (reported)
73.69M
Total Shares
Allocation by class
COMMON STOCK$803.56M100.0%
Portfolio Concentration
Top 3$399.60M49.7%
4–10$360.33M44.8%
11–25$43.63M5.4%
Top 3 weight
49.7%
Top 10 weight
94.6%
Voting Authority Distribution
Total shares with voting rights: 73.69M
Sole
Full voting authority
73.69M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole15
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings15
Rows:
Disc Medicine, Inc.
SOLEShares3.46M
TypeSH
Market value$153.70M
19.13%
Sole
3.46M
Shared
0.00
None
0.00
Kymera Therapeutics, Inc.
SOLEShares5.86M
TypeSH
Market value$134.68M
16.76%
Sole
5.86M
Shared
0.00
None
0.00
Dyne Therapeutics, Inc.
SOLEShares9.89M
TypeSH
Market value$111.21M
13.84%
Sole
9.89M
Shared
0.00
None
0.00
Day One Biopharmaceuticals, Inc.
SOLEShares7.61M
TypeSH
Market value$90.84M
11.31%
Sole
7.61M
Shared
0.00
None
0.00
Vigil Neuroscience, Inc.
SOLEShares5.84M
TypeSH
Market value$54.87M
6.83%
Sole
5.84M
Shared
0.00
None
0.00
Third Harmonic Bio, Inc.
SOLEShares10.91M
TypeSH
Market value$52.47M
6.53%
Sole
10.91M
Shared
0.00
None
0.00
Replimune Group, Inc.
SOLEShares2.10M
TypeSH
Market value$48.72M
6.06%
Sole
2.10M
Shared
0.00
None
0.00
Generation Bio, Co.
SOLEShares8.28M
TypeSH
Market value$45.54M
5.67%
Sole
8.28M
Shared
0.00
None
0.00
Aerovate Therapeutics, Inc.
SOLEShares2.04M
TypeSH
Market value$34.97M
4.35%
Sole
2.04M
Shared
0.00
None
0.00
Ikena Oncology, Inc.
SOLEShares5.02M
TypeSH
Market value$32.92M
4.10%
Sole
5.02M
Shared
0.00
None
0.00
Akero Therapeutics, Inc.
SOLEShares594.25K
TypeSH
Market value$27.75M
3.45%
Sole
594.25K
Shared
0.00
None
0.00
Xilio Therapeutics, Inc.
SOLEShares2.76M
TypeSH
Market value$7.23M
0.90%
Sole
2.76M
Shared
0.00
None
0.00
AvroBio, Inc.
SOLEShares4.54M
TypeSH
Market value$4.31M
0.54%
Sole
4.54M
Shared
0.00
None
0.00
Magenta Therapeutics, Inc.
SOLEShares3.79M
TypeSH
Market value$2.87M
0.36%
Sole
3.79M
Shared
0.00
None
0.00
Spero Therapeutics, Inc.
SOLEShares1.01M
TypeSH
Market value$1.47M
0.18%
Sole
1.01M
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
Disc Medicine, Inc.SOLE | Common Stock | 3.46M | SH | $153.70M 19.13% | 3.46M | 0.00 | 0.00 |
Kymera Therapeutics, Inc.SOLE | Common Stock | 5.86M | SH | $134.68M 16.76% | 5.86M | 0.00 | 0.00 |
Dyne Therapeutics, Inc.SOLE | Common Stock | 9.89M | SH | $111.21M 13.84% | 9.89M | 0.00 | 0.00 |
Day One Biopharmaceuticals, Inc.SOLE | Common Stock | 7.61M | SH | $90.84M 11.31% | 7.61M | 0.00 | 0.00 |
Vigil Neuroscience, Inc.SOLE | Common Stock | 5.84M | SH | $54.87M 6.83% | 5.84M | 0.00 | 0.00 |
Third Harmonic Bio, Inc.SOLE | Common Stock | 10.91M | SH | $52.47M 6.53% | 10.91M | 0.00 | 0.00 |
Replimune Group, Inc.SOLE | Common Stock | 2.10M | SH | $48.72M 6.06% | 2.10M | 0.00 | 0.00 |
Generation Bio, Co.SOLE | Common Stock | 8.28M | SH | $45.54M 5.67% | 8.28M | 0.00 | 0.00 |
Aerovate Therapeutics, Inc.SOLE | Common Stock | 2.04M | SH | $34.97M 4.35% | 2.04M | 0.00 | 0.00 |
Ikena Oncology, Inc.SOLE | Common Stock | 5.02M | SH | $32.92M 4.10% | 5.02M | 0.00 | 0.00 |
Akero Therapeutics, Inc.SOLE | Common Stock | 594.25K | SH | $27.75M 3.45% | 594.25K | 0.00 | 0.00 |
Xilio Therapeutics, Inc.SOLE | Common Stock | 2.76M | SH | $7.23M 0.90% | 2.76M | 0.00 | 0.00 |
AvroBio, Inc.SOLE | Common Stock | 4.54M | SH | $4.31M 0.54% | 4.54M | 0.00 | 0.00 |
Magenta Therapeutics, Inc.SOLE | Common Stock | 3.79M | SH | $2.87M 0.36% | 3.79M | 0.00 | 0.00 |
Spero Therapeutics, Inc.SOLE | Common Stock | 1.01M | SH | $1.47M 0.18% | 1.01M | 0.00 | 0.00 |