Ostrower Sean William sold AVAT
September 30, 2026 · Form 4 insider transaction
Ostrower Sean William sold 15,541 shares of Avalanche Treasury Corporation at $1.90 per share, a transaction worth $29.5K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 0 days after the transaction.
Direction
Disposed (sell-side)
Shares
15,541
Price
$1.90
Total value
$29.5K
InsiderOstrower Sean William
Role—
SecurityClass A Common Stock
Transaction codeF: Shares withheld for taxes
Transaction dateSeptember 30, 2026
Filing dateSeptember 30, 2026
Shares owned after283,860
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Represents shares of Class A Common Stock withheld by the Issuer to satisfy tax withholding upon the vesting of RSUs.