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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
2026-01-01 LIU JEAN I Director Grant or award · Stock Option (right to buy) +20,617 20,617
2026-01-01 Multani Pratik S Director Grant or award · Stock Option (right to buy) +19,532 19,532
2026-01-01 Start Valerie Denise Harding Director Grant or award · Stock Option (right to buy) +24,306 24,306
2026-01-01 Casdin Alexander W. Director Grant or award · Stock Option (right to buy) +23,872 23,872
2025-12-15 Chacko David M. CFO and CBO Other acquisition +17,793 $1.19 $21K 279,980
2025-12-15 Garner Ebun General Counsel & Corp. Sec. Grant or award 10b5-1 +3,902 $1.19 $5K 25,076
2025-06-24 Varney Michael David Director Grant or award · Stock option (right to buy) +120,000 120,000
2025-06-24 LIU JEAN I Director Grant or award · Stock option (right to buy) +120,000 120,000
2025-06-24 Hambleton Julie Director Grant or award · Stock option (right to buy) +120,000 120,000
2025-06-24 Start Valerie Denise Harding Director Grant or award · Stock option (right to buy) +120,000 120,000
2025-06-24 Multani Pratik S Director Grant or award · Stock option (right to buy) +120,000 120,000
2025-06-24 Bristol James Arthur Director Grant or award · Stock option (right to buy) +120,000 120,000
2025-06-24 Casdin Alexander W. Director Grant or award · Stock option (right to buy) +120,000 120,000
2025-05-23 Multani Pratik S Director Gift −6,200 166,666
2025-05-23 Multani Pratik S Director Gift +6,200 6,200
2025-03-04 Morris Shannon Chief Medical Officer Option exercise · Stock Option (right to buy) 10b5-1 −20,000 515,800
2025-02-13 Garner Ebun General Counsel & Corp. Sec. Grant or award · Stock option (right to buy) +50,000 50,000
2025-02-03 Chacko David M. CFO and CBO Grant or award · Stock option (right to buy) +800,000 800,000
2025-02-03 Morris Shannon Chief Medical Officer Grant or award · Stock option (right to buy) +780,000 780,000
2025-02-03 Garner Ebun General Counsel & Corp. Sec. Grant or award · Stock option (right to buy) +700,000 700,000

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