John Birchall

CIK: 0002025235

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)3 (23.1%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)5 (38.5%)

Compensation grants

Other (G, F, J, C, D, …)5 (38.5%)

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

Companies & Roles (1)

POWL

POWELL INDUSTRIES INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (13 total)

POWL
POWELL INDUSTRIES INC
Oct 1, 2026
Award(A)
Direct
400 shares at avg. $181.67$73K
POWL
POWELL INDUSTRIES INC
Sep 30, 2026
Tax Payment(F)
Direct
599 shares at avg. $187.67$112K
POWL
POWELL INDUSTRIES INC
Feb 9, 2026
Sale(S)
Direct
2.4K shares at avg. $582.50$1.4M
POWL
POWELL INDUSTRIES INC
Dec 1, 2025
Award(A)
Direct
2.4K shares at avg. $315.03$756K
POWL
POWELL INDUSTRIES INC
Oct 1, 2025
Award(A)
Direct
300 shares at avg. $287.18$86K
POWL
POWELL INDUSTRIES INC
Sep 30, 2025
Tax Payment(F)
Direct
433 shares at avg. $301.28$130K
POWL
POWELL INDUSTRIES INC
Aug 26, 2025
Sale(S)
Direct
3K shares at avg. $260.03$780K
POWL
POWELL INDUSTRIES INC
Dec 4, 2024
Sale(S)
Direct
1.7K shares at avg. $290.00$493K
POWL
POWELL INDUSTRIES INC
Dec 2, 2024
Other(J)
Direct
1.7K shares at avg. $290.00$493K
POWL
POWELL INDUSTRIES INC
Dec 2, 2024
Other(J)
Direct
100 shares at avg. $271.46$27K
POWL
POWELL INDUSTRIES INC
Dec 2, 2024
Award(A)
Direct
2.1K shares at avg. $271.46$570K
POWL
POWELL INDUSTRIES INC
Oct 1, 2024
Award(A)
Direct
400 shares at avg. $182.14$73K
POWL
POWELL INDUSTRIES INC
Sep 30, 2024
Tax Payment(F)
Direct
766 shares at avg. $221.11$169K

		Type	Shares	Price		Ownership
Oct 1, 2026	POWL POWELL INDUSTRIES INC	Award(A)	400	$181.67	$72,668	Direct
Sep 30, 2026	POWL POWELL INDUSTRIES INC	Tax Payment(F)	599	$187.67	$112,414	Direct
Feb 9, 2026	POWL POWELL INDUSTRIES INC	Sale(S)	2,400	$582.50	$1,398,000	Direct
Dec 1, 2025	POWL POWELL INDUSTRIES INC	Award(A)	2,400	$315.03	$756,072	Direct
Oct 1, 2025	POWL POWELL INDUSTRIES INC	Award(A)	300	$287.18	$86,154	Direct
Sep 30, 2025	POWL POWELL INDUSTRIES INC	Tax Payment(F)	433	$301.28	$130,454	Direct
Aug 26, 2025	POWL POWELL INDUSTRIES INC	Sale(S)	3,000	$260.03	$780,090	Direct
Dec 4, 2024	POWL POWELL INDUSTRIES INC	Sale(S)	1,700	$290.00	$493,000	Direct
Dec 2, 2024	POWL POWELL INDUSTRIES INC	Other(J)	1,700	$290.00	$493,000	Direct
Dec 2, 2024	POWL POWELL INDUSTRIES INC	Other(J)	100	$271.46	$27,146	Direct
Dec 2, 2024	POWL POWELL INDUSTRIES INC	Award(A)	2,100	$271.46	$570,066	Direct
Oct 1, 2024	POWL POWELL INDUSTRIES INC	Award(A)	400	$182.14	$72,856	Direct
Sep 30, 2024	POWL POWELL INDUSTRIES INC	Tax Payment(F)	766	$221.11	$169,370	Direct

1-13 of 13 transactions

About Birchall John

Birchall John (SEC CIK 0002025235) files insider reports with the SEC as Managing Director of POWELL INDUSTRIES INC (POWL).

Signal8 holds 8 ownership filings by Birchall John, all Form 4s, filed between Oct 2, 2024 and Oct 2, 2026. Those filings report 13 transactions, from Sep 30, 2024 to Oct 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Birchall John's filings is in HOUSTON, TX.

Recent filings by Birchall John

Oct 1, 2026: Grant or award of POWL shares (Form 4, code A).
Sep 30, 2026: Tax withholding of POWL shares (Form 4, code F).
Feb 9, 2026: Open-market sale of POWL shares (Form 4, code S).
Dec 1, 2025: Grant or award of POWL shares (Form 4, code A).
Oct 1, 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
Eckenrode David L, Assistant Secretary/Treasurer
McKertcher Terry B, Vice President, Operations

How to read Form 4 transaction codes