POWL shareholder plans sale of 2,250 shares

Richard Williams filed a notice to sell up to 2,250 shares of POWL common stock, with an aggregate market value of $456,862.50, on or after August 14, 2026.

Rhea-AI Filing Summary

Richard Williams filed a notice to sell up to 2,250 shares of POWL common stock, with an aggregate market value of $456,862.50, on or after August 14, 2026. The shares were acquired as a stock award on February 15, 2023. Williams also reported selling 5,250 shares for $1,570,734.42 on May 14, 2026. Total common shares outstanding are 36,432,564.

Key Figures

Planned shares to be sold: 2,250 shares Aggregate market value of planned sale: $456,862.50 Shares outstanding: 36,432,564 shares +4 more

7 metrics

Planned shares to be sold 2,250 shares Common stock proposed for sale under Form 144

Aggregate market value of planned sale $456,862.50 Value of 2,250 shares of common stock

Shares outstanding 36,432,564 shares Total common shares outstanding referenced in the filing

Prior shares sold 5,250 shares Common stock sold on May 14, 2026

Proceeds from prior sale $1,570,734.42 Total consideration for 5,250 shares sold on May 14, 2026

Planned sale date 08/14/2026 Date from which shares may be sold

Stock award grant date 02/15/2023 Date the 2,250 shares were granted as a stock award

Key Terms

Form 144, Stock Award, Securities Sold During The Past 3 Months

3 terms

Form 144 regulatory

"144: Securities To Be Sold"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Stock Award financial

"Common | 02/15/2023 | Stock Award | Issuer"

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 does the Form 144 filing for POWL disclose?

The Form 144 filing discloses that Richard Williams plans to sell up to 2,250 shares of POWL common stock, valued at $456,862.50, after August 14, 2026, from shares originally received as a stock award on February 15, 2023.

How many POWL shares is Richard Williams proposing to sell?

Richard Williams is proposing to sell up to 2,250 shares of POWL common stock. These shares have an aggregate market value of $456,862.50 based on the price referenced in the filing and were originally granted as a stock award in February 2023.

What previous POWL stock sales did Richard Williams report?

The filing notes that Richard Williams sold 5,250 shares of POWL common stock on May 14, 2026 for total proceeds of $1,570,734.42. This transaction is reported under the section covering securities sold during the past 3 months.

What is the total number of POWL shares outstanding mentioned in the filing?

The filing states that there are 36,432,564 POWL common shares outstanding. This figure provides context for the planned sale of 2,250 shares, indicating the sale represents a small portion of the total outstanding shares.

When were the POWL shares to be sold by Richard Williams originally acquired?

The shares were acquired on February 15, 2023 as a stock award from the issuer. The same 2,250 shares granted on that date are now the subject of the planned sale described in the Form 144 filing.

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

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Available on EDGAR 08/14/2026 - 04:44 PM Accepted by SEC EDGAR 08/14/2026 - 04:42 PM 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	0001668421
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	Williams Richard E
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	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	Ameriprise Financial Services 2865 Ameriprise Financial Center Minneapolis MN 55474	2250	456862.50	36432564	08/14/2026	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	02/15/2023	Stock Award	Issuer			2250	02/15/2023	Stock Award

* 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
Richard Williams 8550 Mosley Road Houston TX 77075	Common	05/14/2026	5250	1570734.42

144: Remarks and Signature

Remarks	Shares that were sold were sold pursuant to 10b5-1 trading plan, 4/6/2026 3 for 1 stock split, plan has been adjusted for the stock split
Date of Notice	08/14/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	02/11/2026
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/ Melissa McGrath as a duly authorized representative of Ameriprise Financial Services Inc. as Attorney Iin Fact for Richard Williams
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)