United States Biotechnology & Medical Research

Erasca, Inc. (ERAS)

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Erasca, Inc. has seen consistent divestment activity over the past ninety days, primarily driven by the Erasca Foundation. These transactions involve proposed sales totaling approximately 443,150 USD. This selling pattern occurs against a backdrop of a 22.7% decline in share value and a recent earnings report that missed expectations by 16.67%.
Ticker: ERAS Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
479.34
Quantity 86,966
Value US$2,329,843
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
308.09
Quantity 2,478
Value US$465,707
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
89.44
Quantity 70,682
Value US$4,366,723
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
14.10
Quantity 8,333
Value US$117,477
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
10.14
Quantity 8,333
Value US$84,528
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
10.14
Quantity 8,333
Value US$84,528
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
18.10
Quantity 8,333
Value US$150,843
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
18.10
Quantity 8,333
Value US$150,843
Garner Ebun Chief Legal Officer Officer
Transaction date
Planned sale
Price
16.40
Quantity 80,000 -76.1%
Value US$1,312,000
Ebun Garner Officer Officer
Transaction date
Proposed sale
Price
16.40
Quantity 80,000
Value US$1,312,355
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
14.02
Quantity 8,333
Value US$116,855
Morris Shannon Chief Medical Officer Officer
Transaction date
Planned sale
Price
15.04
Quantity 20,000 -100.0%
Value US$300,760
Shannon Morris Officer Officer
Transaction date
Proposed sale
Price
15.04
Quantity 20,000
Value US$300,769
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
11.91
Quantity 8,333
Value US$99,245
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
8.23
Quantity 8,333
Value US$68,574
Garner Ebun General Counsel & Corp. Sec. Officer
Transaction date
Planned sale
Price
5.59
Quantity 120,000 -82.7%
Value US$670,812
Ebun Garner Officer Officer
Transaction date
Proposed sale
Price
5.59
Quantity 120,000
Value US$670,809
Erasca Foundation Foundation
Transaction date
Proposed sale
Price
3.65
Quantity 8,333
Value US$30,439
Erasca Foundation Erasca Foundation
Transaction date
Proposed sale
Price
2.60
Quantity 8,333
Value US$21,626
Erasca Foundation Erasca Foundation
Transaction date
Proposed sale
Price
2.47
Quantity 8,333
Value US$20,591
Erasca Foundation Erasca Foundation
Transaction date
Proposed sale
Price
1.55
Quantity 8,333
Value US$12,942
Erasca Foundation Erasca Foundation
Transaction date
Proposed sale
Price
1.54
Quantity 8,333
Value US$12,835
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
1.42
Quantity 8,333
Value US$11,817
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
1.42
Quantity 8,333
Value US$11,813
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
1.19
Quantity 8,333
Value US$9,902
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
1.22
Quantity 8,333
Value US$10,165
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
1.40
Quantity 8,333
Value US$11,702
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
1.53
Quantity 8,333
Value US$12,752
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
1.94
Quantity 8,333
Value US$16,183
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
2.49
Quantity 8,333
Value US$20,787
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
2.72
Quantity 8,333
Value US$22,648
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
2.68
Quantity 8,333
Value US$22,306
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
2.89
Quantity 8,333
Value US$24,090
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
2.59
Quantity 8,333
Value US$21,619
Erasca Foundation affiliate
Transaction date
Proposed sale
Price
3.02
Quantity 8,333
Value US$25,174
Erasca Foundation affiliate
Transaction date
Proposed sale
Price
2.08
Quantity 8,333
Value US$17,365
2.9
Casdin Alexander W. Non-Executive Director
Transaction date
Purchase
Price
2.27
Quantity 80,000 +16.2%
Value US$181,920
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
1.87
Quantity 8,333
Value US$15,581
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
2.06
Quantity 8,333
Value US$17,195
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
2.02
Quantity 8,333
Value US$16,827
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
1.74
Quantity 8,333
Value US$14,498
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
1.88
Quantity 8,333
Value US$15,631
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
1.95
Quantity 8,333
Value US$16,249
3.5
Lim Jonathan E Chairman & CEO Executive Director Large shareholder
Transaction date
Purchase
Price
1.72
Quantity 278,150 +2.2%
Value US$478,418
3.5
Lim Jonathan E Chairman & CEO Executive Director Large shareholder
Transaction date
Purchase
Price
1.69
Quantity 721,850 +5.9%
Value US$1,217,761
2.9
Casdin Alexander W. Non-Executive Director
Transaction date
Purchase
Price
1.66
Quantity 30,000 +6.5%
Value US$49,785
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
2.20
Quantity 8,333
Value US$18,337
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
2.34
Quantity 8,333
Value US$19,494
3.5
Lim Jonathan E Chairman & CEO Executive Director Large shareholder
Transaction date
Purchase
Price
2.03
Quantity 1,000,000 +5.4%
Value US$2,026,000
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
2.55
Quantity 8,333
Value US$21,249
Erasca Foundation Affliate
Transaction date
Proposed sale
Price
2.58
Quantity 8,333
Value US$21,491
Erasca Foundation Affiliate
Transaction date
Proposed sale
Price
2.59
Quantity 8,333
Value US$21,621
3.5
Lim Jonathan E Chairman & CEO Executive Director Large shareholder
Transaction date
Purchase
Price
2.75
Quantity 100,000 +0.5%
Value US$275,000
2.9
Casdin Alexander W. Non-Executive Director
Transaction date
Purchase
Price
2.76
Quantity 20,000 +4.5%
Value US$55,230
3.5
Lim Jonathan E Chairman & CEO Executive Director Large shareholder
Transaction date
Purchase
Price
2.84
Quantity 100,000 +0.5%
Value US$284,000
3.5
Lim Jonathan E Chairman & CEO Executive Director Large shareholder
Transaction date
Purchase
Price
3.86
Quantity 60,000 +0.3%
Value US$231,420
0.6
Bristol James Arthur Non-Executive Director
Transaction date
Purchase
Price
4.14
Quantity 20,000 +inf%
Value US$82,800
2.9
Casdin Alexander W. Non-Executive Director
Transaction date
Purchase
Price
4.87
Quantity 20,000 +4.7%
Value US$97,490
3.5
Lim Jonathan E Chairman & CEO Executive Director Large shareholder
Transaction date
Purchase
Price
4.99
Quantity 40,000 +0.2%
Value US$199,600
2.2
Chen Bihua Non-Executive Director
Transaction date
Purchase
Price
6.50
Quantity 307,692 +2.9%
Value US$1,999,998
2.2
Chen Bihua Non-Executive Director
Transaction date
Purchase
Price
22.10
Quantity 200,000 +1.9%
Value US$4,420,000
2.2
Chen Bihua Non-Executive Director
Transaction date
Sale
Price
18.77
Quantity 200,000 -1.9%
Value US$3,753,000
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-09-15 2026-09-15 PrS Proposed sale
Erasca Foundation

Foundation
86,966
479.34
US$2,329,843 		86,966 479.34 US$2,329,843
2026-08-17 2026-08-17 PrS Proposed sale
Erasca Foundation

Foundation
2,478
308.09
US$465,707 		2,478 308.09 US$465,707
2026-07-21 2026-07-21 PrS Proposed sale
Erasca Foundation

Foundation
70,682
89.44
US$4,366,723 		70,682 89.44 US$4,366,723
2026-06-15 2026-06-15 PrS Proposed sale
Erasca Foundation

Foundation
8,333
14.10
US$117,477 		8,333 14.10 US$117,477
2026-05-15 2026-05-15 PrS Proposed sale
Erasca Foundation

Foundation
8,333
10.14
US$84,528 		8,333 10.14 US$84,528
2026-05-15 2026-05-15 PrS Proposed sale
Erasca Foundation

Foundation
8,333
10.14
US$84,528 		8,333 10.14 US$84,528
2026-04-15 2026-04-15 PrS Proposed sale
Erasca Foundation

Foundation
8,333
18.10
US$150,843 		8,333 18.10 US$150,843
2026-04-15 2026-04-15 PrS Proposed sale
Erasca Foundation

Foundation
8,333
18.10
US$150,843 		8,333 18.10 US$150,843
2026-04-03 2026-04-01 PlS Planned sale
Garner Ebun

Chief Legal Officer

Officer
80,000 -76.1%
16.40
US$1,312,000 		80,000 -76.1% 16.40 US$1,312,000
2026-04-01 2026-04-01 PrS Proposed sale
Ebun Garner

Officer

Officer
80,000
16.40
US$1,312,355 		80,000 16.40 US$1,312,355
2026-03-16 2026-03-16 PrS Proposed sale
Erasca Foundation

Foundation
8,333
14.02
US$116,855 		8,333 14.02 US$116,855
2026-03-06 2026-03-04 PlS Planned sale
Morris Shannon

Chief Medical Officer

Officer
20,000 -100.0%
15.04
US$300,760 		20,000 -100.0% 15.04 US$300,760
2026-03-04 2026-03-04 PrS Proposed sale
Shannon Morris

Officer

Officer
20,000
15.04
US$300,769 		20,000 15.04 US$300,769
2026-02-17 2026-02-17 PrS Proposed sale
Erasca Foundation

Foundation
8,333
11.91
US$99,245 		8,333 11.91 US$99,245
2026-01-15 2026-01-15 PrS Proposed sale
Erasca Foundation

Foundation
8,333
8.23
US$68,574 		8,333 8.23 US$68,574
2026-01-08 2026-01-07 PlS Planned sale
Garner Ebun

General Counsel & Corp. Sec.

Officer
120,000 -82.7%
5.59
US$670,812 		120,000 -82.7% 5.59 US$670,812
2026-01-07 2026-01-07 PrS Proposed sale
Ebun Garner

Officer

Officer
120,000
5.59
US$670,809 		120,000 5.59 US$670,809
2025-12-15 2025-12-15 PrS Proposed sale
Erasca Foundation

Foundation
8,333
3.65
US$30,439 		8,333 3.65 US$30,439
2025-11-17 2025-11-17 PrS Proposed sale
Erasca Foundation

Erasca Foundation
8,333
2.60
US$21,626 		8,333 2.60 US$21,626
2025-10-15 2025-10-15 PrS Proposed sale
Erasca Foundation

Erasca Foundation
8,333
2.47
US$20,591 		8,333 2.47 US$20,591
2025-09-15 2025-09-15 PrS Proposed sale
Erasca Foundation

Erasca Foundation
8,333
1.55
US$12,942 		8,333 1.55 US$12,942
2025-08-15 2025-08-15 PrS Proposed sale
Erasca Foundation

Erasca Foundation
8,333
1.54
US$12,835 		8,333 1.54 US$12,835
2025-07-15 2025-07-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
1.42
US$11,817 		8,333 1.42 US$11,817
2025-06-16 2025-06-16 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
1.42
US$11,813 		8,333 1.42 US$11,813
2025-05-15 2025-05-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
1.19
US$9,902 		8,333 1.19 US$9,902
2025-04-15 2025-04-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
1.22
US$10,165 		8,333 1.22 US$10,165
2025-03-17 2025-03-17 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
1.40
US$11,702 		8,333 1.40 US$11,702
2025-02-18 2025-02-18 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
1.53
US$12,752 		8,333 1.53 US$12,752
2025-01-15 2025-01-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
1.94
US$16,183 		8,333 1.94 US$16,183
2024-12-16 2024-12-16 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
2.49
US$20,787 		8,333 2.49 US$20,787
2024-11-15 2024-11-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
2.72
US$22,648 		8,333 2.72 US$22,648
2024-10-15 2024-10-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
2.68
US$22,306 		8,333 2.68 US$22,306
2024-09-16 2024-09-16 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
2.89
US$24,090 		8,333 2.89 US$24,090
2024-08-15 2024-08-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
2.59
US$21,619 		8,333 2.59 US$21,619
2024-07-15 2024-07-15 PrS Proposed sale
Erasca Foundation

affiliate
8,333
3.02
US$25,174 		8,333 3.02 US$25,174
2024-06-17 2024-06-17 PrS Proposed sale
Erasca Foundation

affiliate
8,333
2.08
US$17,365 		8,333 2.08 US$17,365
2024-05-22 2024-05-21 B Purchase
2.9
Casdin Alexander W.
Non-Executive Director
80,000 +16.2%
2.27
US$181,920 		80,000 +16.2% 2.27 US$181,920
2024-05-15 2024-05-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
1.87
US$15,581 		8,333 1.87 US$15,581
2024-04-15 2024-04-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
2.06
US$17,195 		8,333 2.06 US$17,195
2024-03-15 2024-03-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
2.02
US$16,827 		8,333 2.02 US$16,827
2024-02-15 2024-02-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
1.74
US$14,498 		8,333 1.74 US$14,498
2024-01-16 2024-01-16 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
1.88
US$15,631 		8,333 1.88 US$15,631
2023-12-15 2023-12-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
1.95
US$16,249 		8,333 1.95 US$16,249
2023-12-08 2023-12-06 B Purchase
1.5
Start Valerie Denise Harding
Non-Executive Director
10,000 +100.0%
1.85
US$18,480 		10,000 +100.0% 1.85 US$18,480
2023-12-06 2023-12-06 B Purchase
3.5
Lim Jonathan E

Chairman & CEO

Executive Director Large shareholder
278,150 +2.2%
1.72
US$478,418 		278,150 +2.2% 1.72 US$478,418
2023-12-06 2023-12-05 B Purchase
3.5
Lim Jonathan E

Chairman & CEO

Executive Director Large shareholder
721,850 +5.9%
1.69
US$1,217,761 		721,850 +5.9% 1.69 US$1,217,761
2023-12-04 2023-12-04 B Purchase
2.9
Casdin Alexander W.
Non-Executive Director
30,000 +6.5%
1.66
US$49,785 		30,000 +6.5% 1.66 US$49,785
2023-11-15 2023-11-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
2.20
US$18,337 		8,333 2.20 US$18,337
2023-10-16 2023-10-16 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
2.34
US$19,494 		8,333 2.34 US$19,494
2023-10-10 2023-10-05 B Purchase
3.5
Lim Jonathan E

Chairman & CEO

Executive Director Large shareholder
1,000,000 +5.4%
2.03
US$2,026,000 		1,000,000 +5.4% 2.03 US$2,026,000
2023-09-15 2023-09-15 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
2.55
US$21,249 		8,333 2.55 US$21,249
2023-08-15 2023-08-15 PrS Proposed sale
Erasca Foundation

Affliate
8,333
2.58
US$21,491 		8,333 2.58 US$21,491
2023-07-17 2023-07-17 PrS Proposed sale
Erasca Foundation

Affiliate
8,333
2.59
US$21,621 		8,333 2.59 US$21,621
2023-06-08 2023-06-08 B Purchase
3.5
Lim Jonathan E

Chairman & CEO

Executive Director Large shareholder
100,000 +0.5%
2.75
US$275,000 		100,000 +0.5% 2.75 US$275,000
2023-04-11 2023-04-10 B Purchase
2.9
Casdin Alexander W.
Non-Executive Director
20,000 +4.5%
2.76
US$55,230 		20,000 +4.5% 2.76 US$55,230
2023-03-28 2023-03-28 B Purchase
3.5
Lim Jonathan E

Chairman & CEO

Executive Director Large shareholder
100,000 +0.5%
2.84
US$284,000 		100,000 +0.5% 2.84 US$284,000
2023-01-10 2023-01-10 B Purchase
3.5
Lim Jonathan E

Chairman & CEO

Executive Director Large shareholder
60,000 +0.3%
3.86
US$231,420 		60,000 +0.3% 3.86 US$231,420
2022-12-22 2022-12-21 B Purchase
1.5
Start Valerie Denise Harding
Non-Executive Director
10,000 +inf%
4.64
US$46,400 		10,000 +inf% 4.64 US$46,400
2022-12-22 2022-12-21 B Purchase
0.6
Bristol James Arthur
Non-Executive Director
20,000 +inf%
4.14
US$82,800 		20,000 +inf% 4.14 US$82,800
2022-12-15 2022-12-15 B Purchase
2.9
Casdin Alexander W.
Non-Executive Director
20,000 +4.7%
4.87
US$97,490 		20,000 +4.7% 4.87 US$97,490
2022-12-15 2022-12-14 B Purchase
3.5
Lim Jonathan E

Chairman & CEO

Executive Director Large shareholder
40,000 +0.2%
4.99
US$199,600 		40,000 +0.2% 4.99 US$199,600
2022-12-20 2022-12-13 B Purchase
2.2
Chen Bihua
Non-Executive Director
307,692 +2.9%
6.50
US$1,999,998 		307,692 +2.9% 6.50 US$1,999,998
2021-08-10 2021-08-10 B Purchase
2.2
Chen Bihua
Non-Executive Director
200,000 +1.9%
22.10
US$4,420,000 		200,000 +1.9% 22.10 US$4,420,000
2021-08-10 2021-07-26 S Sale
2.2
Chen Bihua
Non-Executive Director
200,000 -1.9%
18.77
US$3,753,000 		200,000 -1.9% 18.77 US$3,753,000
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