• Powell Industries director Mohit Singh sold 1,350 common shares on May 28, 2026 at USD 293.21.
• Singh held 2,730 common shares following the transaction.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Powell Industries Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0000080420-26-000084), on June 01, 2026, and is solely responsible for the information contained therein.