<p>William Marshall Mauney Jr., Vice President, R&amp;D of Powell Industries Inc., reported a disposal of common shares of the company. The full filing can be accessed through the link below. 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: 0000080420-25-000169), on December 22, 2025, and is solely responsible for the information contained therein. © Copyright 2025 - Public Technologies (PUBT) Original Document: here</p>

POWL

<p>William Marshall Mauney Jr., VP of R&D at Powell Industries, reported selling common shares of the company. The information was published via EDGAR by Powell Industries and is available for public access. This brief was generated by Public Technologies using AI and is not financial advice.</p>

Powell Industries VP R&D William Marshall Mauney Jr. Reports Sale of Common Shares