Who owns Erasca, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of ERAS from SEC Form 13F filings across 256 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 256 institutions disclosed 280.4M shares of Erasca, Inc. worth $5.13B — about 90% of shares outstanding; the largest disclosed holder is Frazier Life Sciences Management, L.P.. Source: SEC Form 13F filings, parsed by EvidInvest.
256
13F holders
$5.13B
value, 2026 filers
90%
of shares outstanding (280.4M sh)
63
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of ERAS's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Frazier Life Sciences Management, L.P. | 25.0M | $457.5M | 10.0% | 8% | +1.2% |
| 2 | T. Rowe Price Investment Management, Inc. | 21.2M | $388.1M | 0.3% | 6.8% | -0.3% |
| 3 | BlackRock, Inc. | 21.2M | $387.5M | 0.0% | 6.8% | +5.0% |
| 4 | RTW INVESTMENTS, LP | 17.9M | $328.8M | 2.8% | 5.8% | +11.1% |
| 5 | Venrock Adviser, LLC | 17.9M | $327.8M | 9.9% | 5.7% | +9.2% |
| 6 | STATE STREET CORP | 12.2M | $223.2M | 0.0% | 3.9% | +31.0% |
| 7 | Logos Global Management LP | 12.2M | $222.6M | 9.6% | 3.9% | +9.0% |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 11.4M | $208.9M | 0.0% | 3.7% | +1.4% |
| 9 | Siren, L.L.C. | 11.4M | $208.8M | 4.2% | 3.7% | +1.4% |
| 10 | Paradigm Biocapital Advisors LP | 9.6M | $175.0M | 3.3% | 3.1% | -8.1% |
| 11 | ARCH Venture Management, LLC | 7.1M | $129.9M | 11.8% | 2.3% | 0.0% |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | 6.5M | $119.1M | 0.0% | 2.1% | +8.4% |
| 13 | PRICE T ROWE ASSOCIATES INC /MD/ | 6.3M | $114.9M | 0.0% | 2% | +245.5% |
| 14 | Cormorant Asset Management, LP | 6.0M | $109.9M | 5.6% | 1.9% | +3.4% |
| 15 | Affinity Asset Advisors, LLC | 5.3M | $96.2M | 4.3% | 1.7% | -1.9% |
| 16 | Vivo Capital, LLC | 4.1M | $75.6M | 6.9% | 1.3% | -66.0% |
| 17 | ALLIANCEBERNSTEIN L.P. | 4.1M | $66.6M | 0.0% | 1.3% | +55.7% |
| 18 | GOLDMAN SACHS GROUP INC | 3.8M | $70.0M | 0.0% | 1.2% | -21.6% |
| 19 | BANK OF AMERICA CORP /DE/ | 3.0M | $55.9M | 0.0% | 1% | -0.2% |
| 20 | FMR LLC | 2.9M | $52.8M | 0.0% | 0.9% | +93.5% |
| 21 | a16z Capital Management, L.L.C. | 2.9M | $52.4M | 0.4% | 0.9% | 0.0% |
| 22 | Woodline Partners LP | 2.8M | $51.9M | 0.2% | 0.9% | 0.0% |
| 23 | JENNISON ASSOCIATES LLCNEW | 2.8M | $51.1M | 0.0% | 0.9% | new |
| 24 | Soleus Capital Management, L.P.NEW | 2.7M | $49.5M | 1.7% | 0.9% | new |
| 25 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2.4M | $43.8M | 0.0% | 0.8% | +34.7% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.