Filed: 11/13/2023ACC: 0001104659-23-117225
📋 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 $645.63M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
15
Positions
$645.63M
Total AUM (reported)
69.19M
Total Shares
Allocation by class
COMMON STOCK$645.63M100.0%
Portfolio Concentration
Top 3$310.90M48.2%
4–10$299.27M46.4%
11–25$35.45M5.5%
Top 3 weight
48.2%
Top 10 weight
94.5%
Voting Authority Distribution
Total shares with voting rights: 69.19M
Sole
Full voting authority
69.19M
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.
SOLEShares2.75M
TypeSH
Market value$128.98M
19.98%
Sole
2.75M
Shared
0.00
None
0.00
Day One Biopharmaceuticals, Inc.
SOLEShares7.61M
TypeSH
Market value$93.35M
14.46%
Sole
7.61M
Shared
0.00
None
0.00
Dyne Therapeutics, Inc.
SOLEShares9.89M
TypeSH
Market value$88.57M
13.72%
Sole
9.89M
Shared
0.00
None
0.00
Kymera Therapeutics, Inc.
SOLEShares5.86M
TypeSH
Market value$81.43M
12.61%
Sole
5.86M
Shared
0.00
None
0.00
Third Harmonic Bio, Inc.
SOLEShares10.91M
TypeSH
Market value$69.70M
10.80%
Sole
10.91M
Shared
0.00
None
0.00
Replimune Group, Inc.
SOLEShares2.10M
TypeSH
Market value$35.90M
5.56%
Sole
2.10M
Shared
0.00
None
0.00
Vigil Neuroscience, Inc.
SOLEShares5.84M
TypeSH
Market value$31.46M
4.87%
Sole
5.84M
Shared
0.00
None
0.00
Generation Bio, Co.
SOLEShares8.28M
TypeSH
Market value$31.38M
4.86%
Sole
8.28M
Shared
0.00
None
0.00
Aerovate Therapeutics, Inc.
SOLEShares2.04M
TypeSH
Market value$27.67M
4.29%
Sole
2.04M
Shared
0.00
None
0.00
Ikena Oncology, Inc.
SOLEShares5.02M
TypeSH
Market value$21.73M
3.37%
Sole
5.02M
Shared
0.00
None
0.00
Akero Therapeutics, Inc.
SOLEShares359.25K
TypeSH
Market value$18.17M
2.81%
Sole
359.25K
Shared
0.00
None
0.00
AvroBio, Inc.
SOLEShares4.54M
TypeSH
Market value$6.99M
1.08%
Sole
4.54M
Shared
0.00
None
0.00
Xilio Therapeutics, Inc.
SOLEShares2.76M
TypeSH
Market value$5.82M
0.90%
Sole
2.76M
Shared
0.00
None
0.00
Dianthus Therapeutics, Inc.
SOLEShares236.98K
TypeSH
Market value$3.24M
0.50%
Sole
236.98K
Shared
0.00
None
0.00
Spero Therapeutics, Inc.
SOLEShares1.01M
TypeSH
Market value$1.23M
0.19%
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 | 2.75M | SH | $128.98M 19.98% | 2.75M | 0.00 | 0.00 |
Day One Biopharmaceuticals, Inc.SOLE | Common Stock | 7.61M | SH | $93.35M 14.46% | 7.61M | 0.00 | 0.00 |
Dyne Therapeutics, Inc.SOLE | Common Stock | 9.89M | SH | $88.57M 13.72% | 9.89M | 0.00 | 0.00 |
Kymera Therapeutics, Inc.SOLE | Common Stock | 5.86M | SH | $81.43M 12.61% | 5.86M | 0.00 | 0.00 |
Third Harmonic Bio, Inc.SOLE | Common Stock | 10.91M | SH | $69.70M 10.80% | 10.91M | 0.00 | 0.00 |
Replimune Group, Inc.SOLE | Common Stock | 2.10M | SH | $35.90M 5.56% | 2.10M | 0.00 | 0.00 |
Vigil Neuroscience, Inc.SOLE | Common Stock | 5.84M | SH | $31.46M 4.87% | 5.84M | 0.00 | 0.00 |
Generation Bio, Co.SOLE | Common Stock | 8.28M | SH | $31.38M 4.86% | 8.28M | 0.00 | 0.00 |
Aerovate Therapeutics, Inc.SOLE | Common Stock | 2.04M | SH | $27.67M 4.29% | 2.04M | 0.00 | 0.00 |
Ikena Oncology, Inc.SOLE | Common Stock | 5.02M | SH | $21.73M 3.37% | 5.02M | 0.00 | 0.00 |
Akero Therapeutics, Inc.SOLE | Common Stock | 359.25K | SH | $18.17M 2.81% | 359.25K | 0.00 | 0.00 |
AvroBio, Inc.SOLE | Common Stock | 4.54M | SH | $6.99M 1.08% | 4.54M | 0.00 | 0.00 |
Xilio Therapeutics, Inc.SOLE | Common Stock | 2.76M | SH | $5.82M 0.90% | 2.76M | 0.00 | 0.00 |
Dianthus Therapeutics, Inc.SOLE | Common Stock | 236.98K | SH | $3.24M 0.50% | 236.98K | 0.00 | 0.00 |
Spero Therapeutics, Inc.SOLE | Common Stock | 1.01M | SH | $1.23M 0.19% | 1.01M | 0.00 | 0.00 |