MAUNEY WILLIAM MARSHALL JR

PrivateCIK: 2025220
Location

HOUSTON, TX

MAUNEY WILLIAM MARSHALL JR (Vice President, R&D) sold 2.8% of their position (301.00 shares) of POWELL INDUSTRIES INC on the open market

Open‑market sale worth $56.5K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderMAUNEY WILLIAM MARSHALL JRCIK 2025220
→
IssuerPOWELL INDUSTRIES INCCIK 80420
Officer· Vice President, R&D
Since May 2024
+224.00
Net shares
Net buyer
$56.5K
Total sold
1
Open market trades
0B · 1S
2
Total transactions
525.00 acquired · 301.00 disposed
Non-Derivative Transactions2

Common Stock

Direct
S · Sale

Shares

−301.00

Price / share

$187.67

Trade value

$56.49K

% of position

2.8%
9/30/2026
10.85K→10.55K

Common Stock

Direct
A · Award

Shares

+525.00

Price / share

$181.67

Trade value

$95.38K

% of position

5.0%
10/1/2026
10.55K→11.08K
Total

Net shares

+224.00

Net value

$38.89K

Derivative Transactions0
No derivative transactions reported
MAUNEY WILLIAM MARSHALL JR — Insider Transaction (Form 4) Filed Oct 2, 2026 | Finecho