ERAS

Erasca, Inc.$9.74-9.40 (-49.09%)

Prev Close$19.15·MCap$6.73B·P/E—·Vol46.18M·Yield—

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Buys (12M)

$0.00

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Sells (12M)

$1.64M

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Net Activity

Net Seller

$1.64M

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Active Insiders

last 12 mo

Over the past 12 months, insider activity at Erasca, Inc. (ERAS) has been exclusively selling, with 0 insider purchases totaling $0.00 and 3 insider sales totaling $1.64M. The most recent insider transaction was by Morris Shannon (officer: Chief Medical Officer), who sold $300.8K worth of shares on Mar 6, 2026. Erasca, Inc. operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $6.73B.

ERAS Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Mar 6, 2026	Morris Shannon	officer: Chief Medical Officer	Sell	20,000	$15.04	$300.8K	0Exit
Jan 8, 2026	Garner Ebun	officer: General Counsel & Corp. Sec.	Sell	120,000	$5.59	$670.8K	25,076-83%
Dec 15, 2025	Garner Ebun	General Counsel & Corp. Sec.	Sell	120,000	$5.59	$670.8K	0
May 21, 2024	Casdin Alexander W.	Director	Buy	80,000	$2.27	$181.9K	573,974
Dec 6, 2023	Start Valerie Denise Harding	Director	Buy	10,000	$1.85	$18.5K	20,000+100%
Dec 5, 2023	Lim Jonathan E	Chairman & CEO	Buy	1,000,000	$1.70	$1.70M	12,899,360
Dec 4, 2023	Casdin Alexander W.	Director	Buy	30,000	$1.66	$49.8K	493,974
Oct 5, 2023	Lim Jonathan E	Chairman & CEO	Buy	1,000,000	$2.03	$2.03M	19,456,216
Jun 8, 2023	Lim Jonathan E	Chairman & CEO	Buy	100,000	$2.75	$275.0K	18,396,216
Apr 10, 2023	Casdin Alexander W.	Director	Buy	20,000	$2.76	$55.2K	463,974
Mar 28, 2023	Lim Jonathan E	Chairman & CEO	Buy	100,000	$2.84	$284.0K	18,296,216
Jan 10, 2023	Lim Jonathan E	Chairman & CEO	Buy	60,000	$3.86	$231.4K	20,256,222
Dec 21, 2022	Bristol James Arthur	Director	Buy	20,000	$4.14	$82.8K	20,000
Dec 21, 2022	Start Valerie Denise Harding	Director	Buy	10,000	$4.64	$46.4K	10,000
Dec 20, 2022	Chen Bihua	Director	Buy	307,692	$6.50	$2.00M	10,813,246
Dec 15, 2022	Casdin Alexander W.	Director	Buy	20,000	$4.87	$97.5K	443,974
Dec 14, 2022	Lim Jonathan E	Chairman & CEO	Buy	40,000	$4.99	$199.6K	20,196,222
Jul 26, 2021	Chen Bihua	Director	Buy	200,000	$22.10	$4.42M	10,505,553
Jul 26, 2021	Chen Bihua	Director	Sell	200,000	$18.77	$3.75M	10,305,553
Jul 20, 2021	Chen Bihua	Director	Buy	950,000	$16.00	$15.20M	10,505,553
Jul 20, 2021	Garner Ebun	General Counsel	Buy	900	$16.00	$14.4K	900
Jul 20, 2021	Hambleton Julie	Director	Buy	6,000	$16.00	$96.0K	6,000
Jul 20, 2021	Multani Pratik S	Director	Buy	6,200	$16.00	$99.2K	172,866
Jul 20, 2021	Start Valerie Denise Harding	Director	Buy	2,000	$16.00	$32.0K	2,000

ERAS Insider Buying Activity

The following table shows recent insider purchases of Erasca, Inc. (ERAS) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
May 21, 2024	Casdin Alexander W.	Director	Buy	80,000	$2.27	$181.9K	573,974
Dec 6, 2023	Start Valerie Denise Harding	Director	Buy	10,000	$1.85	$18.5K	20,000+100%
Dec 5, 2023	Lim Jonathan E	Chairman & CEO	Buy	1,000,000	$1.70	$1.70M	12,899,360
Dec 4, 2023	Casdin Alexander W.	Director	Buy	30,000	$1.66	$49.8K	493,974
Oct 5, 2023	Lim Jonathan E	Chairman & CEO	Buy	1,000,000	$2.03	$2.03M	19,456,216
Jun 8, 2023	Lim Jonathan E	Chairman & CEO	Buy	100,000	$2.75	$275.0K	18,396,216
Apr 10, 2023	Casdin Alexander W.	Director	Buy	20,000	$2.76	$55.2K	463,974
Mar 28, 2023	Lim Jonathan E	Chairman & CEO	Buy	100,000	$2.84	$284.0K	18,296,216
Jan 10, 2023	Lim Jonathan E	Chairman & CEO	Buy	60,000	$3.86	$231.4K	20,256,222
Dec 21, 2022	Bristol James Arthur	Director	Buy	20,000	$4.14	$82.8K	20,000
Dec 21, 2022	Start Valerie Denise Harding	Director	Buy	10,000	$4.64	$46.4K	10,000
Dec 20, 2022	Chen Bihua	Director	Buy	307,692	$6.50	$2.00M	10,813,246
Dec 15, 2022	Casdin Alexander W.	Director	Buy	20,000	$4.87	$97.5K	443,974
Dec 14, 2022	Lim Jonathan E	Chairman & CEO	Buy	40,000	$4.99	$199.6K	20,196,222
Jul 26, 2021	Chen Bihua	Director	Buy	200,000	$22.10	$4.42M	10,505,553
Jul 20, 2021	Chen Bihua	Director	Buy	950,000	$16.00	$15.20M	10,505,553
Jul 20, 2021	Garner Ebun	General Counsel	Buy	900	$16.00	$14.4K	900
Jul 20, 2021	Hambleton Julie	Director	Buy	6,000	$16.00	$96.0K	6,000
Jul 20, 2021	Multani Pratik S	Director	Buy	6,200	$16.00	$99.2K	172,866
Jul 20, 2021	Start Valerie Denise Harding	Director	Buy	2,000	$16.00	$32.0K	2,000

ERAS Insider Selling Activity

The following table shows recent insider sales of Erasca, Inc. (ERAS) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Mar 6, 2026	Morris Shannon	officer: Chief Medical Officer	Sell	20,000	$15.04	$300.8K	0Exit
Jan 8, 2026	Garner Ebun	officer: General Counsel & Corp. Sec.	Sell	120,000	$5.59	$670.8K	25,076-83%
Dec 15, 2025	Garner Ebun	General Counsel & Corp. Sec.	Sell	120,000	$5.59	$670.8K	0
Jul 26, 2021	Chen Bihua	Director	Sell	200,000	$18.77	$3.75M	10,305,553