Powell Industries (POWL) CEO sells 4,440 shares under 10b5-1 plan

Rhea-AI Filing Summary

Powell Industries Inc. President & CEO Brett Alan Cope sold 4,440 shares of common stock in an open-market transaction on April 9, 2026 at an average price of $233.96 per share. The sale was carried out under a pre-arranged Rule 10b5-1 trading plan. After this transaction, he directly holds 164,851 shares, which include shares subject to time-based vesting.

Insider Trade Summary 10b5-1

Net Seller: 4,440 shares ($1,038,782)

Net Sell 1 txn

Insider COPE BRETT ALAN

Role President & CEO

Sold 4,440 shs ($1.04M)

Type	Security	Shares	Price	Value
Sale	Common Stock	4,440	$233.96	$1.04M

Holdings After Transaction: Common Stock — 164,851 shares (Direct)

Footnotes (1)

1. The sales reported in this Form 4 were affected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 26, 2025. The price reported in Column 4 is an average price; shares were sold in multiple transactions. Reporting range is $233.81 - $233.98, inclusive. Reporting person, upon request, will provide Powell Industries, Inc. or the staff of the Securities & Exchange Commission full information regarding the number of shares sold at each price within the ranges set for in this footnote. Includes shares that have a time-based vesting provision.

Key Figures

Shares sold: 4,440 shares Average sale price: $233.96 per share Price range: $233.81–$233.98 per share +1 more

4 metrics

Shares sold 4,440 shares Open-market sale on April 9, 2026

Average sale price $233.96 per share Reported average across multiple trades

Price range $233.81–$233.98 per share Range of individual transaction prices

Shares held after transaction 164,851 shares Direct holdings after sale, includes time-vested shares

Key Terms

Rule 10b5-1 trading plan, open-market sale, time-based vesting provision, Common Stock

4 terms

Rule 10b5-1 trading plan regulatory

"The sales reported in this Form 4 were affected pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

open-market sale financial

"transaction_action: "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

time-based vesting provision financial

"Includes shares that have a time-based vesting provision."

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

COPE BRETT ALAN

(Last) (First) (Middle)

8550 MOSLEY ROAD

(Street)

HOUSTON TEXAS 77075

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
POWELL INDUSTRIES INC [ POWL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President & CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/09/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	04/09/2026	04/09/2026	S		4,440(1)	D	$233.96(2)	164,851(3)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sales reported in this Form 4 were affected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 26, 2025.

2. The price reported in Column 4 is an average price; shares were sold in multiple transactions. Reporting range is $233.81 - $233.98, inclusive. Reporting person, upon request, will provide Powell Industries, Inc. or the staff of the Securities & Exchange Commission full information regarding the number of shares sold at each price within the ranges set for in this footnote.

3. Includes shares that have a time-based vesting provision.

Remarks:

	Michael W. Metcalf, Power of Attorney for Brett A. Cope	04/13/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did Powell Industries (POWL) CEO Brett Cope report in this Form 4?

Brett Alan Cope reported selling 4,440 shares of Powell Industries common stock. The open-market sale occurred at an average price of $233.96 per share, and was executed under a pre-arranged Rule 10b5-1 trading plan adopted earlier.

How many Powell Industries (POWL) shares did the CEO sell and at what price?

He sold 4,440 common shares at an average price of $233.96. A footnote explains this is an average across multiple trades between $233.81 and $233.98, with detailed trade breakdowns available on request from the company or regulators.

How many Powell Industries (POWL) shares does the CEO hold after the sale?

Following the reported transaction, Brett Alan Cope directly holds 164,851 Powell Industries common shares. A footnote notes that this figure includes shares that are subject to a time-based vesting provision, meaning some shares vest over time rather than immediately.

Was the Powell Industries (POWL) CEO sale part of a Rule 10b5-1 plan?

Yes. The filing states the sales were effected under a Rule 10b5-1 trading plan adopted by Brett Alan Cope on November 26, 2025. Such plans allow pre-scheduled trades, reducing the significance of trade timing as a signal of management’s view.

What price range did Powell Industries (POWL) shares trade at in this CEO sale?

The shares were sold in multiple transactions with prices between $233.81 and $233.98. The reported $233.96 figure is an average price, and the CEO has offered to provide full trade-by-trade details to Powell Industries or the SEC staff upon request.

Does the CEO’s reported Powell Industries (POWL) holding include unvested shares?

Yes. A footnote specifies that the 164,851 shares reported after the transaction include shares with a time-based vesting provision. These shares are part of equity compensation that becomes fully owned as vesting conditions are satisfied over time.