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ERAS · Erasca, Inc.

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$17.47 -0.56 (-3.11%)
Market Cap
$6.31B
Shares
349.76M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 258
Total Value: $5,292,838,051
Total Shares: 289,105,543
Showing 1–100 of 272 holdings by value · page 1 of 3

Institutional Ownership Trend

20 quarters

Holder Concentration

Across 258 13F filers · Δ vs Mar 31, 2026
Top Holder
8.6%
Sep 2023 → Jun 2026 · range 8.0% – 16.0%
−0.3 pts
Top 5
35.7%
Sep 2023 → Jun 2026 · range 33.3% – 59.5%
−0.0 pts
Top 10
55.3%
Sep 2023 → Jun 2026 · range 54.6% – 79.2%
−0.8 pts
HHI
384
Sep 2023 → Jun 2026 · range 384 – 868
Broadly held−16

Quarterly Activity

vs Mar 31, 2026
New
62
Increased
105
Decreased
76
Sold Out
31
Unchanged
15
Holder count: +31
Institutional value: +18.5%
Shares held: +4.8%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 272
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1761918 CUSIP 29479A108 13F (30d) 225 filings 223 filers Visit website Investor relations