Company: CSTL
Filing Date: 2025-04-09
Form Type: DEF 14A
Source: 0001447362-25-000054
Chunk: 35

Company: CASTLE BIOSCIENCES INC
Filing Date: 2025-04-09
Form: DEF 14A
Chunk 35
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 a matter of good corporate practice. If the stockholders fail to ratify the selection, the Audit Committee will reconsider whether or not to retain the firm. Even if the selection is ratified, the Audit Committee in its direction may direct the appointment of a different independent registered public accounting firm at any time during the year if it determines that such a change would be in the best interests of the Company and its stockholders.

The affirmative vote of the majority of the shares present in person, by remote communication or represented by proxy and entitled to vote on the matter at the Annual Meeting will be required to ratify the selection of KPMG.

#### Principal Accountant Fees and Services
The following table represents aggregate fees billed to the Company by KPMG for the fiscal years ended December 31, 2024, and 2023:

|                   |     | Years Ended December 31, |           |      2024 |     |   |           |      2023 |
|:------------------|:----|:-------------------------|----------:|----------:|:----|:--|----------:|----------:|
| Audit Fees(1)     |     | $                        | 2,492,819 |           |     | $ | 2,244,720 |           |
| All Other Fees(2) |     |                          |     9,280 |           |     |   |     9,280 |           |
| Total             |     | $                        |           | 2,502,099 |     | $ |           | 2,254,000 |

(1) Audit Fees consist of fees incurred in connection with the annual audit and quarterly reviews of our financial statements, audits required by public company regulation, professional consultations with respect to accounting issues, registration statement filings and issuances of consents and similar matters.

(2) All Other Fees consist of fees incurred in connection with a subscription to an online accounting research tool and training portal.

#### Castle Biosciences 2025 Proxy Statement35

#### Proposal Two
All fees described above were pre-approved by the Audit Committee and the Audit Committee concluded that the provision of such services by KPMG did not impact KPMG’s independence in the conduct of its auditing functions.

Under its charter, the Audit Committee has the responsibility for ensuring the rotation of audit partners as required by law as well as periodically evaluating whether to adopt a policy and to consider periodically and, if deemed appropriate, adopt a policy regarding rotation of auditing firms.

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