William Marshall Mauney Jr

Vice President, R&D, Powell Industries Inc

Bought, 12 months

$0.0M

Sold, 12 months

$1.9M

Companies

Latest trade

Sep 30, 2026

Companies

Powell Industries IncVice President, R&D −$1.9M

Trades

POWL Sold 301 shares at $187.67 $0.1M Sep 30

POWL Sold 2,500 shares at $323.69 $0.8M May 11

POWL Sold 3,000 shares at $331.73 $1.0M Dec 19

Open-market trades from SEC Form 4 only: no grants, option exercises or gifts. People are matched by the name on their filings, so two people with the same name share this page. For information only — not investment advice.