Lisa Utzschneider's Stock Transactions in Integral Ad Science Holding Corp.

SEC Filing 4 (0001842718-25-000091)

Lisa Utzschneider, Chief Executive Officer and Director of Integral Ad Science Holding Corp., reported transactions involving the company's common stock and market stock units. On August 2, 2025, Utzschneider acquired 19,448 shares of common stock, increasing her total holdings to 390,479 shares. Additionally, she disposed of 19,448 market stock units, leaving her with 187,541 shares following the transaction. The market stock units were part of a grant from June 17, 2022, and vest over a three-year period starting May 2, 2023. The number of shares that will vest is determined by the stock price performance relative to April 29, 2022.