Oelschlager Kristen M sold CSTL

September 1, 2026 · Form 4 insider transaction

Oelschlager Kristen M sold 3,952 shares of Castle Biosciences, Inc. at $33.36 per share, a transaction worth $131.8K. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 2 days after the transaction.

Direction
Disposed (sell-side)
Shares
3,952
Price
$33.36
Total value
$131.8K
RoleOfficer
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateSeptember 1, 2026
Filing dateSeptember 3, 2026
Shares owned after13,556
OwnershipDirect
10b5-1 planYes
AmendedNo

Footnotes

These transactions were made pursuant to a Rule 10b5-1 plan adopted by the Reporting Person, on March 17, 2026.; This transaction was executed in multiple trades at prices ranging from $33.015 to $33.900, 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.

View the original Form 4 on SEC EDGAR
Oelschlager Kristen M sold CSTL: September 1, 2026 | Insider Trading Screener