ErascaERAS
13F holders, Q1 2026 (March 31)225holders +71
90new positions
22sold out
6famous investors
$16.05avg. 13F price*
At the end of Q1 2026, 225 institutions reported holding Erasca Inc. (ERAS) in their 13F filings, up 71 from Q4 2025. 90 opened new positions and 22 sold out. The largest holders were Frazier Life Sciences Management, L.P. ($399.2M), T. Rowe Price Investment Management, Inc. ($344.0M) and BlackRock, Inc. ($326.0M). 6 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Steve Cohen (0.0% of Point72 Asset Management's portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).
- Company
- Erasca Inc.
- CUSIP
- 29479A108
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 90 | $428.3M |
| Exits | 22 | $16.5M |
All 13F filers, Q4 2025 → Q1 2026: 89,701,302 shares bought and 37,517,955 shares sold, net +52,183,347 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 225 holders
| Frazier Life Sciences Management, L.P. | 10.30% | Add +8.6% | 24,675,188 | $399.2M |
| T. Rowe Price Investment Management, Inc. | 0.24% | Add +31.9% | 21,259,646 | $344.0M |
| BlackRock, Inc. | 0.01% | Add +29.2% | 20,151,406 | $326.0M |
| Venrock Adviser, LLC | 9.89% | Reduce -8.3% | 16,382,812 | $265.1M |
| RTW Investments, LP | 2.60% | Add +10917.4% | 16,157,175 | $261.4M |
| Vivo Capital, LLC | 16.34% | Add +31.0% | 12,151,480 | $196.6M |
| Vanguard Capital Management LLC | 0.00% | — | 11,249,738 | $182.0M |
| Siren, L.L.C. | 5.04% | Add +28.4% | 11,244,246 | $181.9M |
| Logos Global Management LP | 9.29% | Reduce -14.2% | 11,150,000 | $180.4M |
| Paradigm Biocapital Advisors LP | 3.44% | Reduce -26.6% | 10,392,702 | $168.2M |
| State Street Corp. | 0.01% | Add +50.6% | 9,300,084 | $150.5M |
| ARCH Venture Management, LLC | 16.95% | Reduce -35.9% | 7,091,557 | $114.7M |
| Geode Capital Management, LLC | 0.01% | Add +21.7% | 5,996,149 | $97.0M |
| Cormorant Asset Management, LP | 4.73% | New | 5,800,000 | $93.8M |
| Affinity Asset Advisors, LLC | 5.18% | Add +37.2% | 5,350,000 | $86.6M |
| Balyasny Asset Management L.P. | 0.17% | Add +5145.1% | 5,143,985 | $83.2M |
| Goldman Sachs Group Inc. | 0.01% | Add +46.3% | 4,875,186 | $78.9M |
| Janus Henderson Group PLC | 0.03% | New | 3,710,966 | $60.0M |
| 5AM Venture Management, LLC | 15.66% | Reduce -35.5% | 3,485,971 | $56.4M |
| Montanova Capital, LLC | 1.51% | Reduce -76.3% | 3,434,967 | $55.6M |
| Commodore Capital LP | 2.97% | New | 3,175,000 | $51.4M |
| Bank of America Corp. | 0.00% | Add +89.6% | 3,055,897 | $49.4M |
| a16z Capital Management, L.L.C. | 3.59% | No change | 2,862,500 | $46.3M |
| Woodline Partners LP | 0.17% | Add +46.7% | 2,831,538 | $45.8M |
| Adage Capital Partners Gp, L.L.C. | 0.05% | New | 2,100,000 | $34.0M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +13.4% | 1,898,224 | $30.7M |
| Silverarc Capital Management, LLC | 3.53% | Add +40.5% | 1,851,812 | $30.0M |
| UBS Group AG | 0.01% | Add +984.0% | 1,848,580 | $29.9M |
| T. Rowe Price Associates Inc. | 0.00% | Add +1653.9% | 1,815,340 | $29.4M |
| Dimensional Fund Advisors LP | 0.01% | Add +0.6% | 1,786,389 | $28.9M |
| Vanguard Portfolio Management LLC | 0.00% | — | 1,773,757 | $28.7M |
| Northern Trust Corp. | 0.00% | Add +27.8% | 1,701,623 | $27.5M |
| Victory Capital Management Inc. | 0.02% | Add +8896.2% | 1,654,497 | $26.8M |
| Vanguard Fiduciary Trust Co. | 0.01% | — | 1,537,915 | $24.9M |
| FMR LLC | 0.00% | Add +185.8% | 1,490,080 | $24.1M |
| Renaissance Technologies | 0.04% | Add +64.5% | 1,398,869 | $22.6M |
| D. E. Shaw & Co. | 0.02% | Add +503.9% | 1,219,534 | $19.7M |
| Rock Springs Capital Management LP | 1.05% | Add +15.9% | 1,103,469 | $17.9M |
| BNP Paribas Financial Markets | 0.01% | Add +3247.0% | 1,087,301 | $17.6M |
| Morgan Stanley | 0.00% | Add +22.1% | 989,210 | $16.0M |
| EcoR1 Capital, LLC | 0.62% | New | 900,000 | $14.6M |
| First Turn Management, LLC | 1.57% | New | 867,639 | $14.0M |
| JPMorgan Chase & Co. | 0.00% | Reduce -19.8% | 924,405 | $13.8M |
| Holocene Advisors, LP | 0.03% | New | 760,722 | $12.3M |
| Invesco Ltd. | 0.00% | Add +130.4% | 759,932 | $12.3M |
| Integral Health Asset Management, LLC | 0.60% | New | 700,000 | $11.3M |
| Point72 Asset Management | 0.02% | New | 693,309 | $11.2M |
| AQR Capital Management | 0.01% | Add +3.2% | 691,205 | $11.2M |
| Ameriprise Financial Inc. | 0.00% | New | 670,597 | $10.9M |
| Alliancebernstein L.P. | 0.00% | Add +1166.7% | 2,644,920 | $9.8M |
| Wellington Management Group LLP | 0.00% | Add +9.6% | 595,379 | $9.6M |
| Millennium Management | 0.01% | Reduce -74.3% | 575,996 | $9.3M |
| ExodusPoint Capital Management, LP | 0.09% | Reduce -61.4% | 575,715 | $9.3M |
| Bank of New York Mellon Corp | 0.00% | Add +2.4% | 559,629 | $9.1M |
| Nuveen, LLC | 0.00% | Add +27.9% | 543,021 | $8.8M |
| Ensign Peak Advisors, Inc | 0.02% | New | 500,723 | $8.1M |
| Citadel Advisors | 0.01% | Reduce -51.6% | 498,381 | $8.1M |
| Jane Street Group, LLC | 0.01% | Reduce -50.1% | 455,019 | $7.4M |
| Marshall Wace, LLP | 0.01% | Add +588.4% | 426,526 | $6.9M |
| Spruce Street Capital LP | 1.64% | Reduce -89.1% | 422,543 | $6.8M |
| Creative Planning | 0.00% | Add +9.7% | 418,834 | $6.8M |
| Prudential Financial Inc. | 0.01% | Add +3167.1% | 416,715 | $6.7M |
| Parkman Healthcare Partners LLC | 0.68% | New | 406,702 | $6.6M |
| TD Asset Management Inc | 0.01% | Add +71.5% | 394,260 | $6.4M |
| American Century Companies Inc. | 0.00% | Add +130.4% | 380,977 | $6.2M |
| Polymer Capital Management (HK) LTD | 0.81% | New | 357,670 | $5.8M |
| Acuta Capital Partners, LLC | 4.08% | New | 354,575 | $5.7M |
| Atom Investors LP | 0.40% | New | 345,587 | $5.6M |
| KVP Capital Advisors, LP | 4.11% | New | 340,000 | $5.5M |
| Swiss National Bank | 0.00% | New | 336,800 | $5.4M |
| Trexquant Investment LP | 0.04% | New | 301,066 | $4.9M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | New | 259,007 | $4.2M |
| Voya Investment Management LLC | 0.00% | Add +664.0% | 253,554 | $4.1M |
| Simplex Trading, LLC | 0.13% | Reduce -27.0% | 252,747 | $4.1M |
| Rafferty Asset Management, LLC | 0.02% | Add +92.3% | 251,963 | $4.1M |
| Rhumbline Advisers | 0.00% | Add +28.4% | 242,636 | $3.9M |
| Stempoint Capital LP | 0.75% | New | 239,861 | $3.9M |
| Fred Alger Management, LLC | 0.02% | New | 236,824 | $3.8M |
| Tema ETFs LLC | 0.25% | New | 226,877 | $3.7M |
| Tidal Investments LLC | 0.01% | New | 226,877 | $3.7M |
| Seven Fleet Capital Management LP | 1.13% | New | 222,468 | $3.6M |
| Manufacturers Life Insurance Company, The | 0.00% | Add +295.5% | 216,614 | $3.5M |
| California State Teachers Retirement System | 0.00% | Add +1812.7% | 204,449 | $3.3M |
| Tang Capital Management LLC | 0.16% | Reduce -77.8% | 200,000 | $3.2M |
| Pictet Asset Management Holding SA | 0.00% | New | 208,273 | $3.1M |
| HighVista Strategies LLC | 0.81% | New | 181,069 | $2.9M |
| Cinctive Capital Management LP | 0.18% | New | 171,920 | $2.8M |
| Longaeva Partners L.P. | 0.13% | New | 171,233 | $2.8M |
| Deutsche Bank AG | 0.00% | Add +33.9% | 163,326 | $2.6M |
| Natixis | 0.01% | New | 163,192 | $2.6M |
| Susquehanna International Group, LLP | 0.00% | Reduce -23.1% | 153,647 | $2.5M |
| XTX Topco Ltd | 0.04% | Add +1267.1% | 147,618 | $2.4M |
| Informed Momentum Co LLC | 0.26% | New | 137,925 | $2.2M |
| Legal & General Group Plc | 0.00% | Add +765.0% | 133,444 | $2.2M |
| Vanguard Global Advisers, LLC | 0.00% | — | 113,645 | $1.8M |
| Profund Advisors LLC | 0.07% | Add +123.7% | 113,216 | $1.8M |
| VANGUARD ASSET MANAGEMENT, Ltd | 0.00% | — | 111,757 | $1.8M |
| Wells Fargo & Company | 0.00% | Reduce -51.3% | 107,176 | $1.7M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +21.1% | 106,830 | $1.7M |
| MetLife Investment Management, LLC | 0.01% | Add +29.0% | 103,644 | $1.7M |
"% of holder's portfolio" is ERAS's weight in each manager's 13F, not the share of Erasca Inc. the manager owns.