Erasca, Inc.

ERAS

Form 4 • Statement of Changes in Beneficial Ownership

SEC Accession Number: 0001193125-26-095181
Filing date: Mar 6, 2026
Earliest execution date: Mar 4, 2026

Summary

Type

Sell

Net shares

-20,000

% of shares

-100.00%

Amount (USD)

$300,760

Insider confidence score

10.0 out of 100

Positive

  • Under Rule 10b5-1 trading plan

Negative

  • Extreme scheduled sell (≥25% of shares)
  • Large sell amount ($250K+)

Stock transactions

Transaction 1

Security

Common Stock

Action

Exercise

Date

2026-03-04

Code

M

Net shares

+20,000.0

Price per Share

$1.70

Amount (USD)

$34,000.00

Acquired/Disposed

Acquired

Shares Owned Before

0.0

Shares Owned After

20,000.0

Transaction 2

Security

Common Stock

Action

Sell

Date

2026-03-04

Code

S

Net shares

-20,000.0

Price per Share

$15.04

Amount (USD)

$300,760.00

Acquired/Disposed

Disposed

Shares Owned Before

20,000.0

Shares Owned After

0.0

Derivative Transactions

Transaction 1

Security

Stock Option (right to buy)

Action

Exercise

Date

2025-03-04

Code

M

Net shares

-20,000.0

Acquired/Disposed

Disposed

Shares Owned Before

535,800.0

Shares Owned After

515,800.0

Filing's footnotes

1. The exercise and sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person on June 30, 2024.

2. This represents a weighted-average price. These shares were sold in multiple transactions at prices ranging from $15.00 to $15.10. The Reporting Person undertakes to provide the Issuer, any securityholder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

3. 1/48th of the shares subject to the option vest monthly, with vesting starting on February 1, 2024, subject to the Reporting Person's continuous service to the Issuer on each such vesting date.

ℹ️ Filed under Rule 10b5-1 trading plan

This page is for informational purposes only. While we strive for accuracy, the summary may contain inaccuracies or omissions. Please refer to the official SEC filing for authoritative information. Open the SEC filing.