Juvenal Tobin W sold CSTL

September 14, 2026 · Form 4 insider transaction

Juvenal Tobin W sold 3,306 shares of Castle Biosciences, Inc. at $32.32 per share, a transaction worth $106.9K. 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
3,306
Price
$32.32
Total value
$106.9K
RoleOfficer
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateSeptember 14, 2026
Filing dateSeptember 16, 2026
Shares owned after61,878
OwnershipDirect
10b5-1 planYes
AmendedNo

Footnotes

This transaction was made pursuant to a Rule 10b5-1 plan adopted by the Reporting Person on May 28, 2026.; This transaction was executed in multiple trades at prices ranging from $32.180 to $32.445, 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
Juvenal Tobin W sold CSTL: September 14, 2026 | Insider Trading Screener