Filed: 8/14/2026ACC: 0001104659-26-097251
📋 What this filing means
RA CAPITAL MANAGEMENT, L.P. filed this quarterly 13F‑HR report disclosing 84 equity positions with a total reported market value of $11.51B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
84
Positions
$11.51B
Total AUM (reported)
600.64M
Total Shares
Allocation by class
COMMON STOCK$11.24B97.7%
ADR$260.05M2.3%
WTS$7.12M0.1%
Portfolio Concentration
Top 3$4.27B37.1%
4–10$2.68B23.3%
11–25$2.53B22.0%
Rest$2.03B17.6%
Top 3 weight
37.1%
Top 10 weight
60.4%
Voting Authority Distribution
Total shares with voting rights: 600.64M
Sole
Full voting authority
600.64M
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)
Sole84
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings84
Rows:
ASCENDIS PHARMA A/S
SOLEShares10.28M
TypeSH
Market value$2.74B
23.83%
Sole
10.28M
Shared
0.00
None
0.00
PARABILIS MEDICINES INC
SOLEShares28.93M
TypeSH
Market value$791.91M
6.88%
Sole
28.93M
Shared
0.00
None
0.00
RHYTHM PHARMACEUTICALS INC
SOLEShares6.67M
TypeSH
Market value$740.22M
6.43%
Sole
6.67M
Shared
0.00
None
0.00
VAXCYTE INC
SOLEShares11.47M
TypeSH
Market value$667.02M
5.80%
Sole
11.47M
Shared
0.00
None
0.00
SIONNA THERAPEUTICS INC
SOLEShares9.91M
TypeSH
Market value$435.72M
3.79%
Sole
9.91M
Shared
0.00
None
0.00
TYRA BIOSCIENCES INC
SOLEShares12.20M
TypeSH
Market value$389.62M
3.39%
Sole
12.20M
Shared
0.00
None
0.00
EDGEWISE THERAPEUTICS INC
SOLEShares8.39M
TypeSH
Market value$341.00M
2.96%
Sole
8.39M
Shared
0.00
None
0.00
NEWAMSTERDAM PHARMA CO NV
SOLEShares9.55M
TypeSH
Market value$323.66M
2.81%
Sole
9.55M
Shared
0.00
None
0.00
HEMAB THERAPEUTICS HOLDINGS
SOLEShares7.81M
TypeSH
Market value$286.81M
2.49%
Sole
7.81M
Shared
0.00
None
0.00
SEPTERNA INC
SOLEShares7M
TypeSH
Market value$234.29M
2.04%
Sole
7M
Shared
0.00
None
0.00
BICARA THERAPEUTICS INC
SOLEShares7.26M
TypeSH
Market value$215.43M
1.87%
Sole
7.26M
Shared
0.00
None
0.00
MINERALYS THERAPEUTICS INC
SOLEShares7.69M
TypeSH
Market value$207.55M
1.80%
Sole
7.69M
Shared
0.00
None
0.00
GH RESEARCH PLC
SOLEShares7.64M
TypeSH
Market value$205.28M
1.78%
Sole
7.64M
Shared
0.00
None
0.00
DISC MEDICINE INC
SOLEShares2.45M
TypeSH
Market value$179.21M
1.56%
Sole
2.45M
Shared
0.00
None
0.00
SPYGLASS PHARMA INC
SOLEShares8.02M
TypeSH
Market value$178.55M
1.55%
Sole
8.02M
Shared
0.00
None
0.00
ARTIVA BIOTHERAPEUTICS INC
SOLEShares17.96M
TypeSH
Market value$174.17M
1.51%
Sole
17.96M
Shared
0.00
None
0.00
JANUX THERAPEUTICS INC
SOLEShares11.19M
TypeSH
Market value$171.87M
1.49%
Sole
11.19M
Shared
0.00
None
0.00
TAYSHA GENE THERAPIES INC
SOLEShares23.56M
TypeSH
Market value$160.41M
1.39%
Sole
23.56M
Shared
0.00
None
0.00
BIOCRYST PHARMACEUTICALS INC
SOLEShares15.83M
TypeSH
Market value$158.27M
1.38%
Sole
15.83M
Shared
0.00
None
0.00
WAVE LIFE SCIENCES LTD
SOLEShares26.98M
TypeSH
Market value$156.73M
1.36%
Sole
26.98M
Shared
0.00
None
0.00
NUVALENT INC-A
SOLEShares1.25M
TypeSH
Market value$153.94M
1.34%
Sole
1.25M
Shared
0.00
None
0.00
ABIVAX SA-ADR
SOLEShares1.13M
TypeSH
Market value$150.92M
1.31%
Sole
1.13M
Shared
0.00
None
0.00
ORUKA THERAPEUTICS INC
SOLEShares1.55M
TypeSH
Market value$147.95M
1.29%
Sole
1.55M
Shared
0.00
None
0.00
CLIMB BIO INC
SOLEShares11.30M
TypeSH
Market value$147.36M
1.28%
Sole
11.30M
Shared
0.00
None
0.00
SOLID BIOSCIENCES INC
SOLEShares12.04M
TypeSH
Market value$120.24M
1.04%
Sole
12.04M
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
ASCENDIS PHARMA A/SSOLE | Common Stock | 10.28M | SH | $2.74B 23.83% | 10.28M | 0.00 | 0.00 |
PARABILIS MEDICINES INCSOLE | Common Stock | 28.93M | SH | $791.91M 6.88% | 28.93M | 0.00 | 0.00 |
RHYTHM PHARMACEUTICALS INCSOLE | Common Stock | 6.67M | SH | $740.22M 6.43% | 6.67M | 0.00 | 0.00 |
VAXCYTE INCSOLE | Common Stock | 11.47M | SH | $667.02M 5.80% | 11.47M | 0.00 | 0.00 |
SIONNA THERAPEUTICS INCSOLE | Common Stock | 9.91M | SH | $435.72M 3.79% | 9.91M | 0.00 | 0.00 |
TYRA BIOSCIENCES INCSOLE | Common Stock | 12.20M | SH | $389.62M 3.39% | 12.20M | 0.00 | 0.00 |
EDGEWISE THERAPEUTICS INCSOLE | Common Stock | 8.39M | SH | $341.00M 2.96% | 8.39M | 0.00 | 0.00 |
NEWAMSTERDAM PHARMA CO NVSOLE | Common Stock | 9.55M | SH | $323.66M 2.81% | 9.55M | 0.00 | 0.00 |
HEMAB THERAPEUTICS HOLDINGSSOLE | Common Stock | 7.81M | SH | $286.81M 2.49% | 7.81M | 0.00 | 0.00 |
SEPTERNA INCSOLE | Common Stock | 7M | SH | $234.29M 2.04% | 7M | 0.00 | 0.00 |
BICARA THERAPEUTICS INCSOLE | Common Stock | 7.26M | SH | $215.43M 1.87% | 7.26M | 0.00 | 0.00 |
MINERALYS THERAPEUTICS INCSOLE | Common Stock | 7.69M | SH | $207.55M 1.80% | 7.69M | 0.00 | 0.00 |
GH RESEARCH PLCSOLE | Common Stock | 7.64M | SH | $205.28M 1.78% | 7.64M | 0.00 | 0.00 |
DISC MEDICINE INCSOLE | Common Stock | 2.45M | SH | $179.21M 1.56% | 2.45M | 0.00 | 0.00 |
SPYGLASS PHARMA INCSOLE | Common Stock | 8.02M | SH | $178.55M 1.55% | 8.02M | 0.00 | 0.00 |
ARTIVA BIOTHERAPEUTICS INCSOLE | Common Stock | 17.96M | SH | $174.17M 1.51% | 17.96M | 0.00 | 0.00 |
JANUX THERAPEUTICS INCSOLE | Common Stock | 11.19M | SH | $171.87M 1.49% | 11.19M | 0.00 | 0.00 |
TAYSHA GENE THERAPIES INCSOLE | Common Stock | 23.56M | SH | $160.41M 1.39% | 23.56M | 0.00 | 0.00 |
BIOCRYST PHARMACEUTICALS INCSOLE | Common Stock | 15.83M | SH | $158.27M 1.38% | 15.83M | 0.00 | 0.00 |
WAVE LIFE SCIENCES LTDSOLE | Common Stock | 26.98M | SH | $156.73M 1.36% | 26.98M | 0.00 | 0.00 |
NUVALENT INC-ASOLE | Common Stock | 1.25M | SH | $153.94M 1.34% | 1.25M | 0.00 | 0.00 |
ABIVAX SA-ADRSOLE | ADR | 1.13M | SH | $150.92M 1.31% | 1.13M | 0.00 | 0.00 |
ORUKA THERAPEUTICS INCSOLE | Common Stock | 1.55M | SH | $147.95M 1.29% | 1.55M | 0.00 | 0.00 |
CLIMB BIO INCSOLE | Common Stock | 11.30M | SH | $147.36M 1.28% | 11.30M | 0.00 | 0.00 |
SOLID BIOSCIENCES INCSOLE | Common Stock | 12.04M | SH | $120.24M 1.04% | 12.04M | 0.00 | 0.00 |
Page 1 of 4