Richard E. Williams

CIK: 0001668421

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)4 (66.7%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

POWL

POWELL INDUSTRIES INC

Director

Discretionary Trading P&L

Holdings

Transaction History (6 total)

POWL
POWELL INDUSTRIES INC
Aug 14, 2026
Sale(S)
Direct
2.3K shares at avg. $203.05$457K
POWL
POWELL INDUSTRIES INC
May 14, 2026
Sale(S)
Direct
4.4K shares at avg. $298.88$1.3M
POWL
POWELL INDUSTRIES INC
May 14, 2026
Sale(S)
Direct
740 shares at avg. $300.66$222K
POWL
POWELL INDUSTRIES INC
May 14, 2026
Sale(S)
Direct
140 shares at avg. $301.05$42K
POWL
POWELL INDUSTRIES INC
Feb 18, 2026
Award(A)
Direct
200 shares at avg. $0.01$2
POWL
POWELL INDUSTRIES INC
Feb 19, 2025
Award(A)
Direct
500 shares at avg. $0.01$5

		Type	Shares	Price		Ownership
Aug 14, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	2,250	$203.05	$456,863	Direct
May 14, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	4,370	$298.88	$1,306,106	Direct
May 14, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	740	$300.66	$222,488	Direct
May 14, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	140	$301.05	$42,147	Direct
Feb 18, 2026	POWL POWELL INDUSTRIES INC	Award(A)	200	$0.01	$2	Direct
Feb 19, 2025	POWL POWELL INDUSTRIES INC	Award(A)	500	$0.01	$5	Direct

1-6 of 6 transactions

About Williams Richard E

Williams Richard E (SEC CIK 0001668421) files insider reports with the SEC as Director of POWELL INDUSTRIES INC (POWL).

Signal8 holds 4 ownership filings by Williams Richard E, all Form 4s, filed between Feb 21, 2025 and Aug 17, 2026. Those filings report 6 transactions, from Feb 19, 2025 to Aug 14, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Williams Richard E's filings is in HOUSTON, TX.

Recent filings by Williams Richard E

Aug 14, 2026: Open-market sale of POWL shares (Form 4, code S).
May 14, 2026: Open-market sales of POWL shares (3 lines, Form 4, code S).
Feb 18, 2026: Grant or award of POWL shares (Form 4, code A).
Feb 19, 2025: Grant or award of POWL shares (Form 4, code A).

Other insiders filing for POWELL INDUSTRIES INC (POWL)

Ni Ping, Corp Controller
Mauney William Marshall Jr, Vice President, R&D
HOGLUND PETER G, Vice Pres, Global Service
TUNINETTI DAVIDE, CHIEF HUMAN RESOURCE OFFICER
Birchall John, Managing Director
Eckenrode David L, Assistant Secretary/Treasurer

How to read Form 4 transaction codes