Stephen Rowland's Securities Transactions in Klaviyo, Inc.

The filing details the securities transactions of Stephen Rowland, an officer at Klaviyo, Inc. Rowland plans to sell 7,105 common stock units acquired through Restricted Stock Units on August 15, 2025. The notice was signed on October 15, 2025, with the plan adoption date being November 22, 2024. Additionally, Rowland has sold 7,105 common stock units on September 15, 2025, and August 18, 2025, generating gross proceeds of $226,542.59 and $223,528.27, respectively. The transactions were executed under a 10b5-1 trading plan, indicating pre-planned sales. The filing provides transparency into Rowland's securities activities and compliance with SEC regulations.