Mauney William Marshall Jr

Powell Industries, Inc. · Vice President

Mauney William Marshall Jr is listed in filings as Vice President at Powell Industries, Inc.. This profile follows SEC Form 4 activity through May 13, 2026, including sale activity. Recent filings connect the profile to Powell Industries, Inc. (POWL). The current snapshot covers public activity from Aug 19, 2024 to May 13, 2026. Reported amounts are shown as $298.4K to $2.9K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.

Data sources and methodology

History Trades

CompanyValueActionPriceLast Price
Powell Industries, Inc.POWL$995k3k sharesSellDec 19, 2025$331.73$295.94
Powell Industries, Inc.POWL$198k700 sharesSellDec 4, 2024$282.91$295.94
Powell Industries, Inc.POWL$86k300 sharesSellDec 4, 2024$287.08$295.94
Powell Industries, Inc.POWL$25k150 sharesSellAug 15, 2024$163.76$295.94