MAETZOLD DEREK J bought CSTL
January 12, 2026 · Form 4 insider transaction
MAETZOLD DEREK J bought 62,219 shares of Castle Biosciences, Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 2 days after the transaction.
Direction
Acquired (buy-side)
Shares
62,219
Price
$0.00
Total value
N/A
InsiderMAETZOLD DEREK J
Role—
SecurityCommon Stock
Transaction codeA: Grant or award
Transaction dateJanuary 12, 2026
Filing dateJanuary 14, 2026
Shares owned after91,732
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Represents 50% of the Performance-Based Stock Units ("PSUs") granted on March 4, 2024 ("2024 PSUs") that vested based on the satisfaction of certain performance criteria as certified by the board of directors of the Issuer on January 12, 2026.