Oelschlager Kristen M 4

What Happened

• Kristen M. Oelschlager, Chief Operating Officer of Castle Biosciences (CSTL), disposed of 8,587 shares in an open-market sale on June 16, 2026. The weighted-average sale price was $20.71 per share for total proceeds of about $177,837. The sale is reported with code "S" (sale).

Key Details

• Transaction date: June 16, 2026; Form 4 filed June 18, 2026 (timely filing).
• Price details: executed in multiple trades at prices ranging $20.51–$20.95; $20.71 is the weighted-average sale price. The reporting person can provide the full trade-by-trade breakdown on request. (Footnote F2)
• Plan/authorization: Transactions were made pursuant to a Rule 10b5-1 trading plan adopted March 17, 2026. (Footnote F1)
• Ownership vehicle: Shares were held by the Fritz Shorter Trust, of which the reporting person and her spouse are trustees and beneficiaries. (Footnote F3)
• Shares owned after the transaction: not stated in the provided filing excerpt.

Context

• Sales executed under Rule 10b5-1 plans are typically prearranged and scheduled; they do not necessarily reflect the insider’s current view of the company. This was a straightforward open-market sale of trust-held shares rather than an option exercise, gift, or award.