WAYNE, PA
ACLARIS THERAPEUTICS, INC.ACRS— Latest position per institution from SEC 13F filings
15
Institutional holders
108.89M
Total shares held
565.80M
Estimated value
5.44M
Avg. position size
RA CAPITAL MANAGEMENT, L.P.
CIK 1346824
Shares
12.72M
Value
67.30M
Filed
Jun 30, 2026
BML CAPITAL MANAGEMENT, LLC
CIK 1616824
Shares
11.97M
Value
63.35M
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
10.04M
Value
53.10M
Filed
Jun 30, 2026
DEEP TRACK CAPITAL, LP
CIK 1856083
Shares
9.35M
Value
49.44M
Filed
Jun 30, 2026
BVF INC/IL
CIK 1056807
Shares
7.06M
Value
48.39M
Filed
Sep 30, 2023
VIVO CAPITAL, LLC
CIK 1674712
Shares
6.69M
Value
35.41M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
6.50M
Value
19.57M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
5.82M
Value
30.78M
Filed
Jun 30, 2026
FRAZIER LIFE SCIENCES MANAGEMENT, L.P.
CIK 1892134
Shares
4.93M
Value
26.06M
Filed
Jun 30, 2026
ROCK SPRINGS CAPITAL MANAGEMENT LP
CIK 1595725
Shares
4.33M
Value
22.91M
Filed
Jun 30, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 1165408
Shares
4.07M
Value
21.54M
Filed
Jun 30, 2026
DECHENG CAPITAL LLC
CIK 2010850
Shares
4.04M
Value
21.38M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
3.26M
Value
17.22M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
3.19M
Value
16.88M
Filed
Jun 30, 2026
FORESITE CAPITAL MANAGEMENT IV, LLC
CIK 1704132
Shares
2.81M
Value
19.24M
Filed
Sep 30, 2023
JANUS HENDERSON GROUP LTD.
CIK 1274173
Shares
2.80M
Value
6.99M
Filed
Dec 31, 2024
GREAT POINT PARTNERS LLC
CIK 1281446
Shares
2.39M
Value
16.38M
Filed
Sep 30, 2023
CITADEL ADVISORS LLC
CIK 1423053
Shares
2.39M
Value
12.63M
Filed
Jun 30, 2026
SAMSARA BIOCAPITAL, LLC
CIK 1744967
Shares
2.39M
Value
5.91M
Filed
Dec 31, 2024
BRAIDWELL LP
CIK 1920938
Shares
2.14M
Value
11.33M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | RA CAPITAL MANAGEMENT, L.P. | 1346824 | 12.72M | 67.30M | Jun 30, 2026 |
| 2 | BML CAPITAL MANAGEMENT, LLC | 1616824 | 11.97M | 63.35M | Jun 30, 2026 |
| 3 | BLACKROCK, INC. | 2012383 | 10.04M | 53.10M | Jun 30, 2026 |
| 4 | DEEP TRACK CAPITAL, LP | 1856083 | 9.35M | 49.44M | Jun 30, 2026 |
| 5 | BVF INC/IL | 1056807 | 7.06M | 48.39M | Sep 30, 2023 |
| 6 | VIVO CAPITAL, LLC | 1674712 | 6.69M | 35.41M | Jun 30, 2026 |
| 7 | VANGUARD GROUP INC | 102909 | 6.50M | 19.57M | Dec 31, 2025 |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 5.82M | 30.78M | Jun 30, 2026 |
| 9 | FRAZIER LIFE SCIENCES MANAGEMENT, L.P. | 1892134 | 4.93M | 26.06M | Jun 30, 2026 |
| 10 | ROCK SPRINGS CAPITAL MANAGEMENT LP | 1595725 | 4.33M | 22.91M | Jun 30, 2026 |
| 11 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 1165408 | 4.07M | 21.54M | Jun 30, 2026 |
| 12 | DECHENG CAPITAL LLC | 2010850 | 4.04M | 21.38M | Jun 30, 2026 |
| 13 | STATE STREET CORP | 93751 | 3.26M | 17.22M | Jun 30, 2026 |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 3.19M | 16.88M | Jun 30, 2026 |
| 15 | FORESITE CAPITAL MANAGEMENT IV, LLC | 1704132 | 2.81M | 19.24M | Sep 30, 2023 |
| 16 | JANUS HENDERSON GROUP LTD. | 1274173 | 2.80M | 6.99M | Dec 31, 2024 |
| 17 | GREAT POINT PARTNERS LLC | 1281446 | 2.39M | 16.38M | Sep 30, 2023 |
| 18 | CITADEL ADVISORS LLC | 1423053 | 2.39M | 12.63M | Jun 30, 2026 |
| 19 | SAMSARA BIOCAPITAL, LLC | 1744967 | 2.39M | 5.91M | Dec 31, 2024 |
| 20 | BRAIDWELL LP | 1920938 | 2.14M | 11.33M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.