Disclosure 0001628280-26-060430-1

SEC FORM 4

$14,033.76

CASTLE BIOSCIENCES INC (CSTL)

Acquisition (code M) of 4,152 shares at $3.38 per share.

Reporting Person Oelschlager Kristen M · Officer Title Chief Operating Officer · Transaction Code M

Traded Sep 1, 2026 · Disclosed Sep 3, 2026

Source: SEC Form 4 · 0001628280-26-060430 · filed 2026-09-03 · View filing →

Composed from the Form 4 as filed with the SEC. Share counts, prices and dates are the filing's own; the disclosure lag is counted in business days from the transaction date to the filing date. What is a Form 4?

Cite this card

Desq Long. "CASTLE BIOSCIENCES INC (CSTL)." Disclosed 2026-09-03. https://desqlong.com/cards/0001628280-26-060430-1 (retrieved 2026-09-26).