Cotton Rodney bought CSTL
March 26, 2026 · Form 4 insider transaction
Cotton Rodney bought 5,329 shares of Castle Biosciences, Inc., a transaction worth N/A. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
5,329
Price
N/A
Total value
N/A
InsiderCotton Rodney
Role—
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateMarch 26, 2026
Filing dateMarch 30, 2026
Shares owned after19,331
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Each Restricted Stock Unit ("RSU") represents the right to receive one share of the Issuer's Common Stock.