Erasca ($ERAS) Insider Trading & Smart Money Activity

Erasca, Inc. · Biotechnology · Latest filing Jun 26, 2026

Erasca, Inc. ($ERAS) has 6 insider trades and 2 13F position changes on file. Insiders filed 6 Form 4 transactions in the last 12 months, none of them open-market purchases or sales.

Insider buyers (12 mo): 0
Insider sellers (12 mo): 0
Net insider $ (12 mo): $0
Congress trades (12 mo): 0
13F moves on file: 2
Analyst ratings on file: 0

ERAS insider buying and selling by quarter

Quarter	Congress buys / sales	13F added / cut
Q1 2026	0 / 0	0 / 0
Q2 2026	0 / 0	2 / 0
Q3 2026	0 / 0	0 / 0
Q4 2026	0 / 0	0 / 0

Insider buys and sales count open-market trades only (Form 4 codes P and S). Grants, option exercises and tax withholding are left out.

All ERAS insider, congress, 13F and analyst activity

Date	Source	Who	Action	Shares	Value / amount	1W	1M	Story
Jun 26, 2026	Insider	Start Valerie Denise Harding	Buy (Grant or award)	29.89K sh		+17.7%	+17.9%	—
Jun 26, 2026	Insider	Pratik Multani	Buy (Grant or award)	29.89K sh		+17.7%	+17.9%	—
Jun 26, 2026	Insider	Jean Liu	Buy (Grant or award)	29.89K sh		+17.7%	+17.9%	—
Jun 26, 2026	Insider	Julie Hambleton	Buy (Grant or award)	29.89K sh		+17.7%	+17.9%	—
Jun 26, 2026	Insider	Alexander Casdin	Buy (Grant or award)	29.89K sh		+17.7%	+17.9%	—
Jun 26, 2026	Insider	Bristol James Arthur	Buy (Grant or award)	29.89K sh		+17.7%	+17.9%	—
May 15, 2026	13F	Rtw Investments	Added	+16.01M sh	$296M	+9.9%	+41.1%	Read
May 15, 2026	13F	Rtw Investments	Added	+16.01M sh	$227.01M	+9.9%	+41.1%	Read

1W / 1M / 6M = how ERAS moved from the trade or filing date.

Insider trading in ERAS: who is buying and selling

Insider	Trades	Open-market net	Last trade
Start Valerie Denise Harding	1	—	Jun 26, 2026
Pratik Multani	1	—	Jun 26, 2026
Jean Liu	1	—	Jun 26, 2026
Julie Hambleton	1	—	Jun 26, 2026
Alexander Casdin	1	—	Jun 26, 2026
Bristol James Arthur	1	—	Jun 26, 2026

Institutions moving ERAS (13F)

Rtw Investments2

Frequently asked questions

What is the latest insider trade in ERAS?

Start Valerie Denise Harding filed a buy (grant or award) of 29.89K sh on Jun 26, 2026.

Which institutions changed their ERAS positions?

Recent 13F filers moving the stock include Rtw Investments.

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Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.

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