SAN DIEGO, CA
ERASCA, INC.ERAS— Latest position per institution from SEC 13F filings
15
Institutional holders
235.69M
Total shares held
3.20B
Estimated value
11.78M
Avg. position size
FRAZIER LIFE SCIENCES MANAGEMENT, L.P.
CIK 1892134
Shares
24.98M
Value
457.55M
Filed
Jun 30, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
21.19M
Value
388.13K
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
21.15M
Value
387.54M
Filed
Jun 30, 2026
RTW INVESTMENTS, LP
CIK 1493215
Shares
17.95M
Value
328.78M
Filed
Jun 30, 2026
VENROCK ADVISER, LLC
CIK 1615982
Shares
17.89M
Value
327.78M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
12.81M
Value
47.66M
Filed
Dec 31, 2025
STATE STREET CORP
CIK 93751
Shares
12.18M
Value
223.22M
Filed
Jun 30, 2026
LOGOS GLOBAL MANAGEMENT LP
CIK 1792126
Shares
12.15M
Value
222.59M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
11.40M
Value
208.89M
Filed
Jun 30, 2026
SIREN, L.L.C.
CIK 2005245
Shares
11.40M
Value
208.81M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
10.61M
Value
25.04M
Filed
Jun 30, 2024
ARTAL GROUP S.A.
CIK 1053906
Shares
9.63M
Value
22.73M
Filed
Jun 30, 2024
PARADIGM BIOCAPITAL ADVISORS LP
CIK 1855655
Shares
9.55M
Value
174.96M
Filed
Jun 30, 2026
ARCH VENTURE MANAGEMENT, LLC
CIK 1274403
Shares
7.09M
Value
129.92M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
6.50M
Value
119.13M
Filed
Jun 30, 2026
PRICE T ROWE ASSOCIATES INC /MD/
CIK 80255
Shares
6.27M
Value
114.91K
Filed
Jun 30, 2026
ARMISTICE CAPITAL, LLC
CIK 1601086
Shares
6.17M
Value
12.71M
Filed
Mar 31, 2024
CORMORANT ASSET MANAGEMENT, LP
CIK 1583977
Shares
6M
Value
109.92M
Filed
Jun 30, 2026
CAPTION MANAGEMENT, LLC
CIK 1706766
Shares
5.51M
Value
100.86M
Filed
Jun 30, 2026
AFFINITY ASSET ADVISORS, LLC
CIK 1773195
Shares
5.25M
Value
96.18M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | FRAZIER LIFE SCIENCES MANAGEMENT, L.P. | 1892134 | 24.98M | 457.55M | Jun 30, 2026 |
| 2 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 21.19M | 388.13K | Jun 30, 2026 |
| 3 | BLACKROCK, INC. | 2012383 | 21.15M | 387.54M | Jun 30, 2026 |
| 4 | RTW INVESTMENTS, LP | 1493215 | 17.95M | 328.78M | Jun 30, 2026 |
| 5 | VENROCK ADVISER, LLC | 1615982 | 17.89M | 327.78M | Jun 30, 2026 |
| 6 | VANGUARD GROUP INC | 102909 | 12.81M | 47.66M | Dec 31, 2025 |
| 7 | STATE STREET CORP | 93751 | 12.18M | 223.22M | Jun 30, 2026 |
| 8 | LOGOS GLOBAL MANAGEMENT LP | 1792126 | 12.15M | 222.59M | Jun 30, 2026 |
| 9 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 11.40M | 208.89M | Jun 30, 2026 |
| 10 | SIREN, L.L.C. | 2005245 | 11.40M | 208.81M | Jun 30, 2026 |
| 11 | BLACKROCK FINANCE, INC. | 1364742 | 10.61M | 25.04M | Jun 30, 2024 |
| 12 | ARTAL GROUP S.A. | 1053906 | 9.63M | 22.73M | Jun 30, 2024 |
| 13 | PARADIGM BIOCAPITAL ADVISORS LP | 1855655 | 9.55M | 174.96M | Jun 30, 2026 |
| 14 | ARCH VENTURE MANAGEMENT, LLC | 1274403 | 7.09M | 129.92M | Jun 30, 2026 |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 6.50M | 119.13M | Jun 30, 2026 |
| 16 | PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | 6.27M | 114.91K | Jun 30, 2026 |
| 17 | ARMISTICE CAPITAL, LLC | 1601086 | 6.17M | 12.71M | Mar 31, 2024 |
| 18 | CORMORANT ASSET MANAGEMENT, LP | 1583977 | 6M | 109.92M | Jun 30, 2026 |
| 19 | CAPTION MANAGEMENT, LLC | 1706766 | 5.51M | 100.86M | Jun 30, 2026 |
| 20 | AFFINITY ASSET ADVISORS, LLC | 1773195 | 5.25M | 96.18M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.