ERAS Insider Trading

Erasca, Inc. · full profile →Last filing Jun 26, 2026
Net Selling · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$1.6M
2 insiders
Net Insider Flow
-$1.6M
open market, 180d
Reporting Insiders
2
2 P/S transactions
Build

Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jun 26, 2026Bristol James ArthurDirectorGrant(A)30K$0
Jun 26, 2026Casdin Alexander W.DirectorGrant(A)30K$0
Jun 26, 2026Start Valerie Denise HardingDirectorGrant(A)30K$0
Jun 26, 2026Hambleton JulieDirectorGrant(A)30K$0
Jun 26, 2026Multani Pratik SDirectorGrant(A)30K$0
Jun 26, 2026Liu Jean IDirectorGrant(A)30K$0
Apr 1, 2026Garner EbunChief Legal OfficerOption exercise(M)80K$1.70$136K
Apr 1, 2026Garner EbunChief Legal OfficerSell(S)80K$16.40$1.3M
Apr 1, 2026Garner EbunChief Legal OfficerOption exercise(M)80K$0
Mar 4, 2026Morris ShannonChief Medical OfficerSell(S)20K$15.04$301K
Mar 4, 2026Morris ShannonChief Medical OfficerOption exercise(M)20K$1.70$34K
Jan 29, 2026Garner EbunGeneral Counsel & Corp. Sec.Grant(A)560K$0
Jan 29, 2026Varney Michael DavidDirectorGrant(A)96K$0
Jan 29, 2026Morris ShannonChief Medical OfficerGrant(A)625K$0
Jan 29, 2026Chacko David M.CFO and CBOGrant(A)640K$0
Jan 29, 2026Lim Jonathan EChairman & CEO, Director, 10% OwnerGrant(A)2.0M$0
Jan 7, 2026Garner EbunGeneral Counsel & Corp. Sec.Sell(S)120K$5.59$671K
Jan 7, 2026Garner EbunGeneral Counsel & Corp. Sec.Option exercise(M)120K$1.70$204K
Jan 1, 2026Casdin Alexander W.DirectorGrant(A)24K$0
Jan 1, 2026Start Valerie Denise HardingDirectorGrant(A)24K$0
Jan 1, 2026Multani Pratik SDirectorGrant(A)20K$0
Jan 1, 2026Liu Jean IDirectorGrant(A)21K$0
Jan 1, 2026Bristol James ArthurDirectorGrant(A)38K$0
Dec 15, 2025Garner EbunGeneral Counsel & Corp. Sec.Grant(A)4K$1.19$5K
Dec 15, 2025Chacko David M.CFO and CBOOther(J)18K$1.19$21K
Jun 24, 2025Casdin Alexander W.DirectorGrant(A)120K$0
Jun 24, 2025Bristol James ArthurDirectorGrant(A)120K$0
Jun 24, 2025Multani Pratik SDirectorGrant(A)120K$0
Jun 24, 2025Start Valerie Denise HardingDirectorGrant(A)120K$0
Jun 24, 2025Hambleton JulieDirectorGrant(A)120K$0
Jun 24, 2025Liu Jean IDirectorGrant(A)120K$0
Jun 24, 2025Varney Michael DavidDirectorGrant(A)120K$0
May 23, 2025Multani Pratik SDirectorGift(G)6K$0
May 23, 2025Multani Pratik SDirectorGift(G)6K$0
Mar 4, 2025Morris ShannonChief Medical OfficerOption exercise(M)20K$0
Feb 13, 2025Garner EbunGeneral Counsel & Corp. Sec.Grant(A)50K$0
Feb 3, 2025Lim Jonathan EChairman & CEO, Director, 10% OwnerGrant(A)2.5M$0
Feb 3, 2025Garner EbunGeneral Counsel & Corp. Sec.Grant(A)700K$0
Feb 3, 2025Morris ShannonChief Medical OfficerGrant(A)780K$0
Feb 3, 2025Chacko David M.CFO and CBOGrant(A)800K$0
Jan 7, 2025Garner EbunGeneral Counsel & Corp. Sec.Option exercise(M)120K$0
Jan 1, 2025Bristol James ArthurDirectorGrant(A)46K$0
Jan 1, 2025Start Valerie Denise HardingDirectorGrant(A)29K$0
Jan 1, 2025Liu Jean IDirectorGrant(A)25K$0
Jan 1, 2025Casdin Alexander W.DirectorGrant(A)29K$0
Dec 13, 2024Garner EbunGeneral Counsel & Corp. Sec.Other(J)6K$1.56$9K
Dec 13, 2024Chacko David M.CFO and CBOOther(J)12K$1.56$19K
Jun 20, 2024Multani Pratik SDirectorGrant(A)60K$0
Jun 20, 2024Bristol James ArthurDirectorGrant(A)60K$0
Jun 20, 2024Casdin Alexander W.DirectorGrant(A)60K$0
Jun 20, 2024Hambleton JulieDirectorGrant(A)60K$0
Jun 20, 2024Chacko David M.CFO and CBOGrant(A)279K$0
Jun 20, 2024Lim Jonathan EChairman & CEO, Director, 10% OwnerGrant(A)633K$0
Jun 20, 2024Morris ShannonChief Medical OfficerGrant(A)137K$0
Jun 20, 2024Garner EbunGeneral Counsel & Corp. Sec.Grant(A)160K$0
Jun 20, 2024Liu Jean IDirectorGrant(A)60K$0
Jun 20, 2024Start Valerie Denise HardingDirectorGrant(A)60K$0
Jun 20, 2024Varney Michael DavidDirectorGrant(A)60K$0
Jun 14, 2024Garner EbunGeneral Counsel & Corp. Sec.Other(J)6K$1.56$9K
Jun 14, 2024Chacko David M.CFO and CBOOther(J)3K$1.56$5K
May 21, 2024Casdin Alexander W.DirectorBuy(P)80K$2.27$182K
Feb 5, 2024Morris ShannonChief Medical OfficerGrant(A)536K$0
Feb 5, 2024Garner EbunGeneral Counsel & Corp. Sec.Grant(A)480K$0
Feb 5, 2024Chacko David M.CFO and CBOGrant(A)600K$0
Feb 5, 2024Lim Jonathan EChairman & CEO, Director, 10% OwnerGrant(A)1.5M$0
Jan 1, 2024Casdin Alexander W.DirectorGrant(A)41K$0
Jan 1, 2024Start Valerie Denise HardingDirectorGrant(A)40K$0
Jan 1, 2024Liu Jean IDirectorGrant(A)35K$0
Jan 1, 2024Multani Pratik SDirectorGrant(A)33K$0
Jan 1, 2024Bristol James ArthurDirectorGrant(A)63K$0
Dec 15, 2023Garner EbunGeneral Counsel & Corp. Sec.Other(J)5K$1.59$9K
Dec 15, 2023Chacko David M.CFO and CBOOther(J)7K$1.59$12K
Dec 6, 2023Lim Jonathan EChairman & CEO, Director, 10% OwnerBuy(P)278K$1.72$478K
Dec 6, 2023Start Valerie Denise HardingDirectorBuy(P)10K$1.85$19K
Dec 5, 2023Lim Jonathan EChairman & CEO, Director, 10% OwnerBuy(P)722K$1.69$1.2M
Dec 4, 2023Casdin Alexander W.DirectorBuy(P)30K$1.66$50K
Oct 5, 2023Lim Jonathan EChairman & CEO, Director, 10% OwnerBuy(P)1.0M$2.03$2.0M
Jun 22, 2023Chen BihuaDirectorGrant(A)60K$0
Jun 22, 2023Bristol James ArthurDirectorGrant(A)60K$0
Jun 22, 2023Casdin Alexander W.DirectorGrant(A)60K$0
Jun 22, 2023Hambleton JulieDirectorGrant(A)60K$0
Jun 22, 2023Start Valerie Denise HardingDirectorGrant(A)60K$0
Jun 22, 2023Liu Jean IDirectorGrant(A)60K$0
Jun 22, 2023Multani Pratik SDirectorGrant(A)60K$0
Jun 22, 2023Varney Michael DavidDirectorGrant(A)60K$0
Jun 8, 2023Lim Jonathan EChairman & CEO, Director, 10% OwnerBuy(P)100K$2.75$275K
Apr 10, 2023Casdin Alexander W.DirectorBuy(P)20K$2.76$55K
Apr 10, 2023Morris ShannonChief Medical OfficerGrant(A)375K$0
Mar 28, 2023Lim Jonathan EChairman & CEO, Director, 10% OwnerBuy(P)100K$2.84$284K
Feb 1, 2023Garner EbunGeneral Counsel & Corp. Sec.Other(J)2$3.89$8
Feb 1, 2023Garner EbunGeneral Counsel & Corp. Sec.Other(J)2K$4.10$10K
Feb 1, 2023Garner EbunGeneral Counsel & Corp. Sec.Grant(A)480K$0
Feb 1, 2023Wei LinChief Medical OfficerOther(J)2$3.89$8
Feb 1, 2023Wei LinChief Medical OfficerOther(J)2K$4.10$7K
Feb 1, 2023Wei LinChief Medical OfficerGrant(A)560K$0
Feb 1, 2023Chacko David M.Chief Financial OfficerOther(J)2K$4.10$7K
Feb 1, 2023Chacko David M.Chief Financial OfficerOther(J)2$3.89$8
Feb 1, 2023Chacko David M.Chief Financial OfficerGrant(A)600K$0
Feb 1, 2023Lim Jonathan EChairman & CEO, Director, 10% OwnerGrant(A)1.5M$0
Jan 10, 2023Lim Jonathan EChairman & CEO, Director, 10% OwnerBuy(P)60K$3.86$232K

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-03-292026-07-11. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).