Companies / Erasca, Inc.
Erasca, Inc.
Nasdaq: ERASCIK 1761918SAN DIEGO, CA
Financials
Ownership
349.8M shares outstanding · as of Aug 4, 2026
Ownership
| Insiders | 0.08% | 279,980 |
| 10%+ / strategic | 4.61% | 16,111,414 |
| Institutions | 65.61% | 229,485,600 |
| Public float | 29.70% | 103,885,041 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 10
View all →| Insider | % of shares | Shares |
|---|---|---|
Chacko David M.CFO and CBO | 0.08% | 279,980 |
Garner EbunFormerChief Legal Officer | <0.01% | 25,076 |
Morris ShannonChief Medical Officer | 0.00% | 0 |
Bristol James ArthurFormerDirector | — | — |
Casdin Alexander W.Director | — | — |
Lim Jonathan ECEOChairman & CEO · Director · 10% owner | — | — |
Liu Jean IDirector | — | — |
Multani Pratik SDirector | — | — |
Start Valerie Denise HardingFormerDirector | — | — |
Varney Michael DavidFormerDirector | — | — |
Institutional holders 167
View all →| Holder | Value | % of shares |
|---|---|---|
| $387.54M | 6.05% | |
| $223.22M | 3.48% | |
| $114.74M | 2.03% | |
| $97.04M | 1.71% | |
| $84.55M | 6.50% | |
| $83.23M | 1.47% | |
| $66.43M | 5.11% | |
| $59.99M | 1.06% | |
| $53.95M | 4.15% | |
| $52.67M | 4.05% |
Activity
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q2 2026 as of | State Street Corporation 13F manager | Add | Common Stock | $110.10M | +6.0M +97.33% | 12,184,555 3.48% of shares | high |
| Q2 2026 as of | BlackRock, Inc. 13F manager | Add | Common Stock | $101.80M | +5.6M +35.63% | 21,154,146 6.05% of shares | high |
| Q1 2026 as of | Balyasny Asset Management L.P. 13F manager | Add | Common Stock | $81.64M | +5.0M +5145.06% | 5,143,985 1.47% of shares | high |
| Q1 2026 as of | ARCH Venture Management, LLC 13F manager | Trim | Common Stock | $-64.14M | -4.0M -35.86% | 7,091,557 2.03% of shares | high |
| Q1 2026 as of | Janus Henderson Group PLC 13F manager | New | Common Stock | $59.99M | +3.7M | 3,710,966 1.06% of shares | high |
| Q1 2026 as of | Adage Capital Partners Gp, L.L.C. 13F manager | New | Common Stock | $33.98M | +2.1M | 2,100,000 0.60% of shares | medium |
| Q1 2026 as of | Millennium Management LLC 13F manager | Trim | Common Stock | $-26.89M | -1.7M -74.26% | 575,996 0.16% of shares | medium |
| Q1 2026 as of | Victory Capital Management, Inc. 13F manager | Add | Common Stock | $26.47M | +1.6M +8896.23% | 1,654,497 0.47% of shares | medium |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| T. Rowe Price Investment Management, Inc. | Passive13G/A | — |
| Paradigm BioCapital Advisors LP | Passive13G | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| ERAS | Common Stock | 29479A108 |