Stokes Frank 4
4 · CASTLE BIOSCIENCES INC · Filed Mar 9, 2026
Research Summary
AI-generated summary of this filing
Castle Biosciences (CSTL) CFO Frank Stokes Sells 6,001 Shares
What Happened
Frank Stokes, Chief Financial Officer of Castle Biosciences (CSTL), sold 6,001 shares on March 5, 2026. The weighted‑average sale price reported was $27.98, for total proceeds of approximately $167,908. The sale was executed as an open‑market transaction and is reported as a disposition (S).
Key Details
- Transaction date: March 5, 2026; Form 4 filed March 9, 2026 (timely filed within required business‑day window).
- Price details: weighted‑average price $27.98; executed in multiple trades at prices between $27.51 and $28.41 (per footnote).
- Proceeds: ≈ $167,908.
- Shares owned after the transaction: not specified in the details provided.
- Footnotes: transaction was made pursuant to a Rule 10b5‑1 trading plan adopted November 13, 2025; reporting person offers to provide full trade‑by‑trade details on request.
Context
Sales executed under a prearranged 10b5‑1 plan are typically scheduled in advance and are considered routine disclosures rather than an immediate indicator of insider sentiment. This report documents a sale (disposition), not a purchase or option exercise.
Insider Transaction Report
Form 4
Stokes Frank
Chief Financial Officer
Transactions
- Sale
Common Stock
[F1][F2]2026-03-05$27.98/sh−6,001$167,908→ 60,085 total
Footnotes (2)
- [F1]The transaction on this Form 4 was made pursuant to a Rule 10b5-1 plan adopted by Frank Stokes on November 13, 2025.
- [F2]This transaction was executed in multiple trades at prices ranging from $27.51 to $28.41, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
Signature
/s/ Frank Stokes, Attorney-in-fact|2026-03-09