Company: ERAS
Filing Date: 2025-04-29
Form Type: DEF 14A
Source: 0001193125-25-103868
Chunk: 44

Company: Erasca, Inc.
Filing Date: 2025-04-29
Form: DEF 14A
Chunk 44
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 each Covered Employee could be entitled to receive under the Severance Plan are determined pursuant to each Covered Employee’s classification as the CEO, a Tier 1 Covered Employee, Tier 2 Covered Employee or Tier 3 Covered Employee. Covered Employees are classified as follows:

| • |     | “CEO” means our Chief Executive Officer. |

| • |     | “Tier 1 Covered Employee” means an employee of our company who has been designated by our Compensation Committee as eligible to participate under Tier 1 in the Severance Plan. |

| • |     | “Tier 2 Covered Employee” means an employee of our company who has been designated by our Compensation Committee as eligible to participate under Tier 2 in the Severance Plan. |

| • |     | “Tier 3 Covered Employee” means an employee of our company who has been designated by our Compensation Committee as eligible to participate under Tier 3 in the Severance Plan. |

Pursuant to the Severance Plan, if, at any time before or after the end of the 12-monthperiod beginning on the date of a change in control, we (or any of our parents or subsidiaries) terminate a Covered Employee’s employment other than for cause (and other than due to death or disability (as defined in the Severance Plan)) or the Covered Employee resigns for good reason, then the Covered Employee will be entitled to receive the following severance benefits, subject to his or her execution of a release of claims and compliance with certain restrictive covenants, including with respect to non-solicitationand non-disparagement:

| • |     | An amount equal to the Covered Employee’s annualized Base Pay (as defined in the Severance Plan) for 12 months, nine months, six months or six months following termination in the case of the CEO, a Tier 1, Tier 2 or Tier 3 Covered Employee, respectively, paid in a lump sum. |

| • |     | Company-paid COBRA coverage for 12 months, nine months, six months or six months following termination in the case of the CEO, a Tier 1, Tier 2 or Tier 3 Covered Employee, respectively. |

| • |     | The accelerated vesting of the equity compensation awards (as defined in the Severance Plan) that would have become vested and exercisable within 12 months, nine months, six months or six months following termination automatically accelerate as of the date of termination in the case of the CEO, a Tier 1, Tier