Company: CSTL
Filing Date: 2025-03-28
Form Type: PRE 14A
Source: 0001447362-25-000050
Chunk: 99

Company: CASTLE BIOSCIENCES INC
Filing Date: 2025-03-28
Form: PRE 14A
Chunk 99
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 page by selecting “Investors,” “Financials,” and then “Annual Reports,” as soon as reasonably practicable after they are electronically filed with, or furnished to, the SEC. You may request a copy of our SEC filings, including a copy of the Annual Report on Form 10-K for the fiscal year ended December 31, 2024, as well as the foregoing corporate documents, at no cost to you, by writing to Castle Biosciences, Inc., 505 S. Friendswood Drive, Suite 401, Friendswood, Texas 77546, Attn: Investor Relations.

#### Castle Biosciences 2025 Proxy Statement89
| Questions and Answers about these Proxy Materials and Voting |

Why did I receive a notice regarding the availability of proxy materials on the internet?

Pursuant to rules adopted by the SEC, we have elected to provide access to our proxy materials over the internet. Accordingly, we have sent you a Notice of Internet Availability of Proxy Materials (the “Notice”) because the board of directors of the Company is soliciting your proxy to vote at Castle’s 2025 annual meeting of stockholders (including any adjournments, continuations or postponements thereof). All stockholders will have the ability to access the proxy materials on the website referred to in the Notice or request to receive a printed set of the proxy materials. Instructions on how to access the proxy materials over the internet or to request a printed set of proxy materials may be found in the Notice.

We intend to mail the Notice on or about April [ ● ], 2025, to all stockholders of record as of the close of business on April 1, 2025, the record date for the Annual Meeting, entitled to vote at the Annual Meeting.

#### How do I attend the Annual Meeting?
The meeting will be held on Thursday, May 22, 2025, at 10:00 a.m. Central Time at the San Luis Resort, Spa and Conference Center, 5222 Seawall Boulevard, Galveston, TX 77551. Directions to the Annual Meeting may be found at www.CastleBiosciences.com. The inclusion of our website address here and elsewhere in this Proxy Statement does not incorporate by reference into this Proxy Statement the information on or accessible through our website. Information on how to vote in person at the Annual Meeting is discussed below.

#### Who can vote at the Annual Meeting?
Only stockholders of record as of the close of business on April 1, 2025