Filed: 2/17/2026ACC: 0001012975-26-000153
📋 What this filing means
ARCH VENTURE MANAGEMENT, LLC filed this quarterly 13F‑HR report disclosing 9 equity positions with a total reported market value of $651.68M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
9
Positions
$651.68M
Total AUM (reported)
48.23M
Total Shares
Allocation by class
COM$554.73M85.1%
COM NEW$84.92M13.0%
CL A COM$12.03M1.8%
Portfolio Concentration
Top 3$409.68M62.9%
4–10$242.00M37.1%
Top 3 weight
62.9%
Top 10 weight
100.0%
Voting Authority Distribution
Total shares with voting rights: 48.23M
Sole
Full voting authority
0.00
shares
% of voting shares0.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
48.23M
shares
% of voting shares100.0%
Investment Discretion (by position count)
Sole9
Shared0
Other0
Dominant voting typeNone · 100.0% of voting shares
Institutional Holdings9
Rows:
MAZE THERAPEUTICS INC.
SOLEShares4.12M
TypeSH
Market value$170.69M
26.19%
Sole
0.00
Shared
0.00
None
4.12M
BEAM THERAPEUTICS INC.
SOLEShares4.54M
TypeSH
Market value$125.85M
19.31%
Sole
0.00
Shared
0.00
None
4.54M
RAPPORT THERAPEUTICS INC.
SOLEShares3.73M
TypeSH
Market value$113.13M
17.36%
Sole
0.00
Shared
0.00
None
3.73M
LYELL IMMUNOPHARMA INC.
SOLEShares2.76M
TypeSH
Market value$84.92M
13.03%
Sole
0.00
Shared
0.00
None
2.76M
VIR BIOTECHNOLOGY INC.
SOLEShares12.92M
TypeSH
Market value$77.89M
11.95%
Sole
0.00
Shared
0.00
None
12.92M
ERASCA INC.
SOLEShares11.06M
TypeSH
Market value$41.13M
6.31%
Sole
0.00
Shared
0.00
None
11.06M
GOSSAMER BIO INC.
SOLEShares8.06M
TypeSH
Market value$24.97M
3.83%
Sole
0.00
Shared
0.00
None
8.06M
10X GENOMICS INC.
SOLEShares737.54K
TypeSH
Market value$12.03M
1.85%
Sole
0.00
Shared
0.00
None
737.54K
Q32 BIO INC.
SOLEShares320.48K
TypeSH
Market value$1.06M
0.16%
Sole
0.00
Shared
0.00
None
320.48K
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
MAZE THERAPEUTICS INC.SOLE | COM | 4.12M | SH | $170.69M 26.19% | 0.00 | 0.00 | 4.12M |
BEAM THERAPEUTICS INC.SOLE | COM | 4.54M | SH | $125.85M 19.31% | 0.00 | 0.00 | 4.54M |
RAPPORT THERAPEUTICS INC.SOLE | COM | 3.73M | SH | $113.13M 17.36% | 0.00 | 0.00 | 3.73M |
LYELL IMMUNOPHARMA INC.SOLE | COM NEW | 2.76M | SH | $84.92M 13.03% | 0.00 | 0.00 | 2.76M |
VIR BIOTECHNOLOGY INC.SOLE | COM | 12.92M | SH | $77.89M 11.95% | 0.00 | 0.00 | 12.92M |
ERASCA INC.SOLE | COM | 11.06M | SH | $41.13M 6.31% | 0.00 | 0.00 | 11.06M |
GOSSAMER BIO INC.SOLE | COM | 8.06M | SH | $24.97M 3.83% | 0.00 | 0.00 | 8.06M |
10X GENOMICS INC.SOLE | CL A COM | 737.54K | SH | $12.03M 1.85% | 0.00 | 0.00 | 737.54K |
Q32 BIO INC.SOLE | COM | 320.48K | SH | $1.06M 0.16% | 0.00 | 0.00 | 320.48K |