Filed: 5/15/2023ACC: 0001387131-23-006542
📋 What this filing means
ATLAS VENTURE LIFE SCIENCE ADVISORS, LLC filed this quarterly 13F‑HR report disclosing 16 equity positions with a total reported market value of $738.55M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
16
Positions
$738.55M
Total AUM (reported)
73.80M
Total Shares
Allocation by class
COMMON STOCK$738.55M100.0%
Portfolio Concentration
Top 3$389.18M52.7%
4–10$311.96M42.2%
11–25$37.40M5.1%
Top 3 weight
52.7%
Top 10 weight
94.9%
Voting Authority Distribution
Total shares with voting rights: 73.80M
Sole
Full voting authority
73.80M
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)
Sole16
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings16
Rows:
Kymera Therapeutics, Inc.
SOLEShares5.86M
TypeSH
Market value$173.58M
23.50%
Sole
5.86M
Shared
0.00
None
0.00
Dyne Therapeutics, Inc.
SOLEShares9.89M
TypeSH
Market value$113.88M
15.42%
Sole
9.89M
Shared
0.00
None
0.00
Day One Biopharmaceuticals, Inc.
SOLEShares7.61M
TypeSH
Market value$101.72M
13.77%
Sole
7.61M
Shared
0.00
None
0.00
Disc Medicine, Inc.
SOLEShares3.46M
TypeSH
Market value$73.36M
9.93%
Sole
3.46M
Shared
0.00
None
0.00
Vigil Neuroscience, Inc.
SOLEShares5.84M
TypeSH
Market value$57.14M
7.74%
Sole
5.84M
Shared
0.00
None
0.00
Third Harmonic Bio, Inc.
SOLEShares10.91M
TypeSH
Market value$44.94M
6.08%
Sole
10.91M
Shared
0.00
None
0.00
Aerovate Therapeutics, Inc.
SOLEShares2.04M
TypeSH
Market value$41.13M
5.57%
Sole
2.04M
Shared
0.00
None
0.00
Replimune Group, Inc.
SOLEShares2.10M
TypeSH
Market value$37.06M
5.02%
Sole
2.10M
Shared
0.00
None
0.00
Generation Bio, Co.
SOLEShares8.28M
TypeSH
Market value$35.60M
4.82%
Sole
8.28M
Shared
0.00
None
0.00
Akero Therapeutics, Inc.
SOLEShares594.25K
TypeSH
Market value$22.74M
3.08%
Sole
594.25K
Shared
0.00
None
0.00
Ikena Oncology, Inc.
SOLEShares5.02M
TypeSH
Market value$17.31M
2.34%
Sole
5.02M
Shared
0.00
None
0.00
Xilio Therapeutics, Inc.
SOLEShares2.76M
TypeSH
Market value$8.75M
1.18%
Sole
2.76M
Shared
0.00
None
0.00
AvroBio, Inc.
SOLEShares4.54M
TypeSH
Market value$4.54M
0.61%
Sole
4.54M
Shared
0.00
None
0.00
Magenta Therapeutics, Inc.
SOLEShares3.79M
TypeSH
Market value$3.01M
0.41%
Sole
3.79M
Shared
0.00
None
0.00
Viridian Therapeutics, Inc.
SOLEShares90.07K
TypeSH
Market value$2.29M
0.31%
Sole
90.07K
Shared
0.00
None
0.00
Spero Therapeutics, Inc.
SOLEShares1.03M
TypeSH
Market value$1.50M
0.20%
Sole
1.03M
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
Kymera Therapeutics, Inc.SOLE | Common Stock | 5.86M | SH | $173.58M 23.50% | 5.86M | 0.00 | 0.00 |
Dyne Therapeutics, Inc.SOLE | Common Stock | 9.89M | SH | $113.88M 15.42% | 9.89M | 0.00 | 0.00 |
Day One Biopharmaceuticals, Inc.SOLE | Common Stock | 7.61M | SH | $101.72M 13.77% | 7.61M | 0.00 | 0.00 |
Disc Medicine, Inc.SOLE | Common Stock | 3.46M | SH | $73.36M 9.93% | 3.46M | 0.00 | 0.00 |
Vigil Neuroscience, Inc.SOLE | Common Stock | 5.84M | SH | $57.14M 7.74% | 5.84M | 0.00 | 0.00 |
Third Harmonic Bio, Inc.SOLE | Common Stock | 10.91M | SH | $44.94M 6.08% | 10.91M | 0.00 | 0.00 |
Aerovate Therapeutics, Inc.SOLE | Common Stock | 2.04M | SH | $41.13M 5.57% | 2.04M | 0.00 | 0.00 |
Replimune Group, Inc.SOLE | Common Stock | 2.10M | SH | $37.06M 5.02% | 2.10M | 0.00 | 0.00 |
Generation Bio, Co.SOLE | Common Stock | 8.28M | SH | $35.60M 4.82% | 8.28M | 0.00 | 0.00 |
Akero Therapeutics, Inc.SOLE | Common Stock | 594.25K | SH | $22.74M 3.08% | 594.25K | 0.00 | 0.00 |
Ikena Oncology, Inc.SOLE | Common Stock | 5.02M | SH | $17.31M 2.34% | 5.02M | 0.00 | 0.00 |
Xilio Therapeutics, Inc.SOLE | Common Stock | 2.76M | SH | $8.75M 1.18% | 2.76M | 0.00 | 0.00 |
AvroBio, Inc.SOLE | Common Stock | 4.54M | SH | $4.54M 0.61% | 4.54M | 0.00 | 0.00 |
Magenta Therapeutics, Inc.SOLE | Common Stock | 3.79M | SH | $3.01M 0.41% | 3.79M | 0.00 | 0.00 |
Viridian Therapeutics, Inc.SOLE | Common Stock | 90.07K | SH | $2.29M 0.31% | 90.07K | 0.00 | 0.00 |
Spero Therapeutics, Inc.SOLE | Common Stock | 1.03M | SH | $1.50M 0.20% | 1.03M | 0.00 | 0.00 |