Filed: 2/14/2023ACC: 0001387131-23-002062
📋 What this filing means
ATLAS VENTURE LIFE SCIENCE ADVISORS, LLC filed this quarterly 13F‑HR report disclosing 17 equity positions with a total reported market value of $830.22M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
17
Positions
$830.22M
Total AUM (reported)
74.11M
Total Shares
Allocation by class
COMMON STOCK$830.22M100.0%
Portfolio Concentration
Top 3$426.64M51.4%
4–10$370.01M44.6%
11–25$33.57M4.0%
Top 3 weight
51.4%
Top 10 weight
96.0%
Voting Authority Distribution
Total shares with voting rights: 74.11M
Sole
Full voting authority
74.11M
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)
Sole17
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings17
Rows:
Day One Biopharmaceuticals, Inc.
SOLEShares7.57M
TypeSH
Market value$162.87M
19.62%
Sole
7.57M
Shared
0.00
None
0.00
Kymera Therapeutics, Inc.
SOLEShares5.98M
TypeSH
Market value$149.38M
17.99%
Sole
5.98M
Shared
0.00
None
0.00
Dyne Therapeutics, Inc.
SOLEShares9.87M
TypeSH
Market value$114.39M
13.78%
Sole
9.87M
Shared
0.00
None
0.00
Vigil Neuroscience, Inc.
SOLEShares5.84M
TypeSH
Market value$72.96M
8.79%
Sole
5.84M
Shared
0.00
None
0.00
Disc Medicine, Inc.
SOLEShares3.46M
TypeSH
Market value$68.85M
8.29%
Sole
3.46M
Shared
0.00
None
0.00
Aerovate Therapeutics, Inc.
SOLEShares2.02M
TypeSH
Market value$59.11M
7.12%
Sole
2.02M
Shared
0.00
None
0.00
Replimune Group, Inc.
SOLEShares2.10M
TypeSH
Market value$57.07M
6.87%
Sole
2.10M
Shared
0.00
None
0.00
Third Harmonic Bio, Inc.
SOLEShares10.91M
TypeSH
Market value$46.90M
5.65%
Sole
10.91M
Shared
0.00
None
0.00
Akero Therapeutics, Inc.
SOLEShares594.25K
TypeSH
Market value$32.56M
3.92%
Sole
594.25K
Shared
0.00
None
0.00
Generation Bio, Co.
SOLEShares8.28M
TypeSH
Market value$32.54M
3.92%
Sole
8.28M
Shared
0.00
None
0.00
Ikena Oncology, Inc.
SOLEShares5.02M
TypeSH
Market value$13.35M
1.61%
Sole
5.02M
Shared
0.00
None
0.00
Xilio Therapeutics, Inc.
SOLEShares2.76M
TypeSH
Market value$7.42M
0.89%
Sole
2.76M
Shared
0.00
None
0.00
F-star Therapeutics, Inc.
SOLEShares599.52K
TypeSH
Market value$3.79M
0.46%
Sole
599.52K
Shared
0.00
None
0.00
AVROBIO INC
SOLEShares4.52M
TypeSH
Market value$3.22M
0.39%
Sole
4.52M
Shared
0.00
None
0.00
Viridian Therapeutics, Inc.
SOLEShares90.07K
TypeSH
Market value$2.63M
0.32%
Sole
90.07K
Shared
0.00
None
0.00
SPERO THERAPEUTICS INC
SOLEShares1.03M
TypeSH
Market value$1.78M
0.21%
Sole
1.03M
Shared
0.00
None
0.00
MAGENTA THERAPEUTICS INC
SOLEShares3.48M
TypeSH
Market value$1.37M
0.17%
Sole
3.48M
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
Day One Biopharmaceuticals, Inc.SOLE | Common Stock | 7.57M | SH | $162.87M 19.62% | 7.57M | 0.00 | 0.00 |
Kymera Therapeutics, Inc.SOLE | Common Stock | 5.98M | SH | $149.38M 17.99% | 5.98M | 0.00 | 0.00 |
Dyne Therapeutics, Inc.SOLE | Common Stock | 9.87M | SH | $114.39M 13.78% | 9.87M | 0.00 | 0.00 |
Vigil Neuroscience, Inc.SOLE | Common Stock | 5.84M | SH | $72.96M 8.79% | 5.84M | 0.00 | 0.00 |
Disc Medicine, Inc.SOLE | Common Stock | 3.46M | SH | $68.85M 8.29% | 3.46M | 0.00 | 0.00 |
Aerovate Therapeutics, Inc.SOLE | Common Stock | 2.02M | SH | $59.11M 7.12% | 2.02M | 0.00 | 0.00 |
Replimune Group, Inc.SOLE | Common Stock | 2.10M | SH | $57.07M 6.87% | 2.10M | 0.00 | 0.00 |
Third Harmonic Bio, Inc.SOLE | Common Stock | 10.91M | SH | $46.90M 5.65% | 10.91M | 0.00 | 0.00 |
Akero Therapeutics, Inc.SOLE | Common Stock | 594.25K | SH | $32.56M 3.92% | 594.25K | 0.00 | 0.00 |
Generation Bio, Co.SOLE | Common Stock | 8.28M | SH | $32.54M 3.92% | 8.28M | 0.00 | 0.00 |
Ikena Oncology, Inc.SOLE | Common Stock | 5.02M | SH | $13.35M 1.61% | 5.02M | 0.00 | 0.00 |
Xilio Therapeutics, Inc.SOLE | Common Stock | 2.76M | SH | $7.42M 0.89% | 2.76M | 0.00 | 0.00 |
F-star Therapeutics, Inc.SOLE | Common Stock | 599.52K | SH | $3.79M 0.46% | 599.52K | 0.00 | 0.00 |
AVROBIO INCSOLE | Common Stock | 4.52M | SH | $3.22M 0.39% | 4.52M | 0.00 | 0.00 |
Viridian Therapeutics, Inc.SOLE | Common Stock | 90.07K | SH | $2.63M 0.32% | 90.07K | 0.00 | 0.00 |
SPERO THERAPEUTICS INCSOLE | Common Stock | 1.03M | SH | $1.78M 0.21% | 1.03M | 0.00 | 0.00 |
MAGENTA THERAPEUTICS INCSOLE | Common Stock | 3.48M | SH | $1.37M 0.17% | 3.48M | 0.00 | 0.00 |