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CIK 0001761918 · Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company

Erasca, Inc.

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Ticker
ERAS
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
831217027
Phone
(858) 465-6511
Business address
3115 MERRYFIELD ROW, THIRD FLOOR, SAN DIEGO, CA, 92121
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$0
in 0 filings

Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 10 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-08-10 Fuchs Charles S. President, R&D Grant or award · Stock option (right to buy) +1,300,000 1,300,000
2026-06-26 Start Valerie Denise Harding Director Grant or award · Stock option (right to buy) +29,888 29,888
2026-06-26 LIU JEAN I Director Grant or award · Stock option (right to buy) +29,888 29,888
2026-06-26 Multani Pratik S Director Grant or award · Stock option (right to buy) +29,888 29,888
2026-06-26 Casdin Alexander W. Director Grant or award · Stock option (right to buy) +29,888 29,888
2026-06-26 Hambleton Julie Director Grant or award · Stock option (right to buy) +29,888 29,888
2026-06-26 Bristol James Arthur Director Grant or award · Stock option (right to buy) +29,888 29,888
2026-04-01 Garner Ebun Chief Legal Officer Option exercise 10b5-1 +80,000 $1.70 $136K 105,076
2026-04-01 Garner Ebun Chief Legal Officer Sale 10b5-1 −80,000 $16.40 $1.3M 25,076
2026-04-01 Garner Ebun Chief Legal Officer Option exercise · Stock Option (right to buy) 10b5-1 −80,000 280,000
2026-03-04 Morris Shannon Chief Medical Officer Option exercise 10b5-1 +20,000 $1.70 $34K 20,000
2026-03-04 Morris Shannon Chief Medical Officer Sale 10b5-1 −20,000 $15.04 $301K 0
2026-01-29 Lim Jonathan E Chairman & CEO Grant or award · Stock option (right to buy) +2,000,000 2,000,000
2026-01-29 Chacko David M. CFO and CBO Grant or award · Stock option (right to buy) +640,000 640,000
2026-01-29 Morris Shannon Chief Medical Officer Grant or award · Stock option (right to buy) +625,000 625,000
2026-01-29 Varney Michael David Director Grant or award · Stock option (right to buy) +96,000 96,000
2026-01-29 Garner Ebun General Counsel & Corp. Sec. Grant or award · Stock option (right to buy) +560,000 560,000
2026-01-07 Garner Ebun General Counsel & Corp. Sec. Option exercise 10b5-1 +120,000 $1.70 $204K 145,076
2026-01-07 Garner Ebun General Counsel & Corp. Sec. Sale 10b5-1 −120,000 $5.59 $671K 25,076
2026-01-01 Bristol James Arthur Director Grant or award · Stock Option (right to buy) +37,762 37,762

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