Thomas W. Powell

CIK: 0001219199

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)41 (95.3%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)2 (4.7%)

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

Companies & Roles (1)

POWL

POWELL INDUSTRIES INC

10% Owner

Discretionary Trading P&L

Holdings

Transaction History (43 total)

POWL
POWELL INDUSTRIES INC
Jun 25, 2026
Sale(S)
Direct
34K shares at avg. $294.49$10.0M
POWL
POWELL INDUSTRIES INC
Mar 19, 2026
Sale(S)
Direct
49.8K shares at avg. $502.23$25.0M
POWL
POWELL INDUSTRIES INC
Mar 11, 2026
Gift(G)
Indirect
2K shares-
POWL
POWELL INDUSTRIES INC
Mar 11, 2026
Gift(G)
Direct
2K shares-
POWL
POWELL INDUSTRIES INC
Feb 25, 2026
Sale(S)
Direct
318 shares at avg. $560.37$178K
POWL
POWELL INDUSTRIES INC
Feb 24, 2026
Sale(S)
Direct
400 shares at avg. $560.30$224K
POWL
POWELL INDUSTRIES INC
Feb 24, 2026
Sale(S)
Direct
412 shares at avg. $561.44$231K
POWL
POWELL INDUSTRIES INC
Feb 24, 2026
Sale(S)
Direct
223 shares at avg. $562.25$125K
POWL
POWELL INDUSTRIES INC
Feb 24, 2026
Sale(S)
Direct
124 shares at avg. $563.65$70K
POWL
POWELL INDUSTRIES INC
Feb 13, 2026
Sale(S)
Direct
120 shares at avg. $600.06$72K
POWL
POWELL INDUSTRIES INC
Feb 12, 2026
Sale(S)
Direct
8.5K shares at avg. $600.56$5.1M
POWL
POWELL INDUSTRIES INC
Feb 12, 2026
Sale(S)
Direct
80 shares at avg. $602.58$48K
POWL
POWELL INDUSTRIES INC
Feb 12, 2026
Sale(S)
Direct
6.3K shares at avg. $601.39$3.8M
POWL
POWELL INDUSTRIES INC
Feb 11, 2026
Sale(S)
Direct
2.3K shares at avg. $593.57$1.4M
POWL
POWELL INDUSTRIES INC
Feb 11, 2026
Sale(S)
Direct
8K shares at avg. $592.27$4.7M
POWL
POWELL INDUSTRIES INC
Nov 8, 2024
Sale(S)
Direct
847 shares at avg. $348.65$295K
POWL
POWELL INDUSTRIES INC
Nov 8, 2024
Sale(S)
Indirect
1.3K shares at avg. $343.21$435K
POWL
POWELL INDUSTRIES INC
Nov 8, 2024
Sale(S)
Indirect
2.1K shares at avg. $344.99$732K
POWL
POWELL INDUSTRIES INC
Nov 8, 2024
Sale(S)
Indirect
1.2K shares at avg. $345.16$402K
POWL
POWELL INDUSTRIES INC
Nov 8, 2024
Sale(S)
Indirect
445 shares at avg. $346.08$154K
POWL
POWELL INDUSTRIES INC
Nov 8, 2024
Sale(S)
Direct
401 shares at avg. $346.11$139K
POWL
POWELL INDUSTRIES INC
Nov 8, 2024
Sale(S)
Direct
3.8K shares at avg. $347.71$1.3M
POWL
POWELL INDUSTRIES INC
Oct 11, 2024
Sale(S)
Indirect
2.5K shares at avg. $262.10$642K
POWL
POWELL INDUSTRIES INC
Oct 9, 2024
Sale(S)
Indirect
506 shares at avg. $254.19$129K
POWL
POWELL INDUSTRIES INC
Oct 9, 2024
Sale(S)
Indirect
501 shares at avg. $259.18$130K

		Type	Shares	Price		Ownership
Jun 25, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	33,958	$294.49	$10,000,291	Direct
Mar 19, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	49,778	$502.23	$25,000,005	Direct
Mar 11, 2026	POWL POWELL INDUSTRIES INC	Gift(G)	2,000	-	$0	Indirect
Mar 11, 2026	POWL POWELL INDUSTRIES INC	Gift(G)	2,000	-	$0	Direct
Feb 25, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	318	$560.37	$178,199	Direct
Feb 24, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	400	$560.30	$224,120	Direct
Feb 24, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	412	$561.44	$231,313	Direct
Feb 24, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	223	$562.25	$125,381	Direct
Feb 24, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	124	$563.65	$69,893	Direct
Feb 13, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	120	$600.06	$72,008	Direct
Feb 12, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	8,511	$600.56	$5,111,372	Direct
Feb 12, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	80	$602.58	$48,206	Direct
Feb 12, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	6,320	$601.39	$3,800,770	Direct
Feb 11, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	2,309	$593.57	$1,370,552	Direct
Feb 11, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	7,976	$592.27	$4,723,977	Direct
Nov 8, 2024	POWL POWELL INDUSTRIES INC	Sale(S)	847	$348.65	$295,310	Direct
Nov 8, 2024	POWL POWELL INDUSTRIES INC	Sale(S)	1,267	$343.21	$434,849	Indirect
Nov 8, 2024	POWL POWELL INDUSTRIES INC	Sale(S)	2,123	$344.99	$732,421	Indirect
Nov 8, 2024	POWL POWELL INDUSTRIES INC	Sale(S)	1,165	$345.16	$402,107	Indirect
Nov 8, 2024	POWL POWELL INDUSTRIES INC	Sale(S)	445	$346.08	$154,004	Indirect
Nov 8, 2024	POWL POWELL INDUSTRIES INC	Sale(S)	401	$346.11	$138,791	Direct
Nov 8, 2024	POWL POWELL INDUSTRIES INC	Sale(S)	3,752	$347.71	$1,304,600	Direct
Oct 11, 2024	POWL POWELL INDUSTRIES INC	Sale(S)	2,451	$262.10	$642,402	Indirect
Oct 9, 2024	POWL POWELL INDUSTRIES INC	Sale(S)	506	$254.19	$128,621	Indirect
Oct 9, 2024	POWL POWELL INDUSTRIES INC	Sale(S)	501	$259.18	$129,849	Indirect

1-25 of 43 transactions

About POWELL THOMAS W

POWELL THOMAS W (SEC CIK 0001219199) files insider reports with the SEC as 10% Owner of POWELL INDUSTRIES INC (POWL).

Signal8 holds 10 ownership filings by POWELL THOMAS W, all Form 4s, filed between Sep 26, 2024 and Jun 26, 2026. Those filings report 43 transactions, from Sep 25, 2024 to Jun 25, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on POWELL THOMAS W's filings is in GIDDINGS, TX.

Recent filings by POWELL THOMAS W

Jun 25, 2026: Open-market sale of POWL shares (Form 4, code S).
Mar 19, 2026: Open-market sale of POWL shares (Form 4, code S).
Mar 11, 2026: Gifts of POWL shares (2 lines, Form 4, code G).
Feb 25, 2026: Open-market sale of POWL shares (Form 4, code S).
Feb 24, 2026: Open-market sales of POWL shares (4 lines, Form 4, code S).

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