Powell Industries holder plans 4,500-share stock sale

Brett A. Cope submitted a notice relating to Powell Industries, Inc. (POWL) for the potential sale of 4,500 shares of common stock, with an aggregate market value of $931,545.00.

Rhea-AI Filing Summary

Brett A. Cope submitted a notice relating to Powell Industries, Inc. (POWL) for the potential sale of 4,500 shares of common stock, with an aggregate market value of $931,545.00. The company’s common shares outstanding are listed as 36,432,564 as of August 13, 2026.

The shares stem from restricted stock vesting on December 2, 2024, categorized as Compensation. Cope also reports prior sales over the past three months, each involving 4,440 shares of common stock on May 14, June 11, and July 9, 2026.

Key Figures

Planned shares to be sold: 4,500 shares Aggregate market value of planned sale: $931,545.00 Shares outstanding: 36,432,564 shares +3 more

6 metrics

Planned shares to be sold 4,500 shares Common stock indicated for potential sale

Aggregate market value of planned sale $931,545.00 Value tied to 4,500 common shares

Shares outstanding 36,432,564 shares Common shares outstanding as of August 13, 2026

May 14, 2026 sale 4,440 shares for $1,336,440.00 Common stock sold during the past 3 months

June 11, 2026 sale 4,440 shares for $1,210,521.60 Common stock sold during the past 3 months

July 9, 2026 sale 4,440 shares for $1,072,482.00 Common stock sold during the past 3 months

Key Terms

Restricted Stock Vesting, Compensation, Securities To Be Sold, Securities Sold During The Past 3 Months

4 terms

Restricted Stock Vesting financial

"Common | 12/02/2024 | Restricted Stock Vesting | Issuer"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Compensation financial

"12/02/2024 | Compensation"

Securities To Be Sold regulatory

"144: Securities To Be Sold"

Securities Sold During The Past 3 Months regulatory

"144: Securities Sold During The Past 3 Months"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stock sale is Brett A. Cope planning for Powell Industries (POWL)?

Brett A. Cope has indicated an intention to sell 4,500 shares of Powell Industries common stock with an aggregate market value of $931,545.00. These shares are associated with restricted stock vesting on December 2, 2024 and are categorized as compensation.

How many Powell Industries (POWL) shares are reported as outstanding?

The notice lists Powell Industries common shares outstanding at 36,432,564 as of August 13, 2026. This figure provides context for the relative size of the planned 4,500-share sale but is not itself the amount being sold under the notice.

What prior Powell Industries (POWL) sales has Brett A. Cope reported?

Brett A. Cope reports three recent sales of 4,440 shares each of Powell Industries common stock. These occurred on May 14, 2026 for $1,336,440.00, June 11, 2026 for $1,210,521.60, and July 9, 2026 for $1,072,482.00.

What is the nature of the Powell Industries (POWL) shares to be sold?

The 4,500 shares of Powell Industries common stock are linked to Restricted Stock Vesting dated December 2, 2024. The transaction is categorized as Compensation, indicating the shares originated from an issuer-related compensation award rather than an open-market purchase.

On which market is Powell Industries (POWL) common stock listed?

The common stock referenced in the notice is identified as trading on NASDAQ. The filing ties the 4,500 planned shares and prior 4,440-share transactions to this listing, providing context on where the securities are traded.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/13/2026 - 10:18 AM Accepted by SEC EDGAR 08/13/2026 - 10:17 AM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001663174
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	POWELL INDUSTRIES INC
SEC File Number	001-12488
Address of Issuer	8550 MOSLEY DR POST OFFICE BOX 12818 HOUSTON TEXAS 77075
Phone	7139446900
Name of Person for Whose Account the Securities are To Be Sold	COPE BRETT ALAN
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	4500	931545.00	36432564	08/13/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	12/02/2024	Restricted Stock Vesting	Issuer			4500	12/02/2024	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Brett A Cope 8550 Mosley Road Houston TX 77075-1180	Common	05/14/2026	4440	1336440.00
Brett A Cope 8550 Mosley Road Houston TX 77075-1180	Common	06/11/2026	4440	1210521.60
Brett A Cope 8550 Mosley Road Houston TX 77075-1180	Common	07/09/2026	4440	1072482.00

144: Remarks and Signature

Remarks
Date of Notice	08/13/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	11/26/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Margaret Campbell, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Brett A Cope
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)