William Yeung's Securities Transactions in Energy Recovery, Inc.

The filing details the securities transactions of William Yeung, an officer at Energy Recovery, Inc. On October 16, 2025, Yeung was granted 3,530 common shares through an option originally granted on February 1, 2018. Additionally, Yeung sold a significant number of shares in the past three months, including 33,554 shares on September 11, 2025, for $487,115.38; 15,454 shares on September 18, 2025, for $233,144.64; and 3,567 shares on October 3, 2025, for $57,072.00. These transactions were facilitated by Fidelity Brokerage Services LLC. The filing highlights the ongoing activity in Yeung's securities holdings and provides transparency into his financial dealings with the company.