January 27, 2026 · Form 4 insider transaction
D'Angelo John J sold 1,960 shares of ISTR at $28.17 per share, a transaction worth $55.2K. The trade was recorded as shares withheld for taxes and disclosed on an SEC Form 4, filed 2 days after the transaction.
Represents a "net exercise" of outstanding stock options. The Reporting Person received 947 shares of common stock on net exercise of an option to purchase 2,907 shares of common stock. The Company withheld 1,960 shares of common stock underlying the option to satisfy the exercise price and tax withholding obligations.