[Form 4] POWELL INDUSTRIES INC Insider Trading Activity

Rhea-AI Filing Summary

Powell Industries insider trading summary: David L. Eckenrode, listed as Assistant Secretary/Treasurer and an officer of Powell Industries (POWL), reported a sale of 57 shares of common stock on 09/30/2025 at an average price of $301.28 and a purchase of 100 shares on 10/01/2025 at an average price of $287.18. Following the transactions he beneficially owned 638 shares after the sale and 738 shares after the subsequent purchase. The filing notes that some shares include time-based vesting and that the reported prices are averages of market prices over specified periods.

Positive

• Acquisition disclosed: Reporting person purchased 100 shares at an average price of $287.18 on 10/01/2025.
• Clear disclosure of pricing methodology: Sale price and purchase price are documented as averages with explanatory notes.
• Ownership increased: Beneficial ownership rose from 638 to 738 shares following the reported purchase.

Negative

• Sale recorded: Reporting person disposed of 57 shares on 09/30/2025 at an average price of $301.28.
• Some shares are subject to time-based vesting, indicating portion of holdings are not freely transferable immediately.

Insights

Financial Analyst

TL;DR: Insider completed a small net purchase after a sale, increasing reported beneficial ownership by 100 shares to 738 shares.

The transaction set shows a modest disposal of 57 shares followed immediately by an acquisition of 100 shares, producing a net increase of 43 shares in beneficial ownership. The prices reported are averages: $301.28 for the sale day and $287.18 for the month-average purchase price. These are routine, non-derivative trades by an officer rather than option exercises or derivative activity. Given the absolute sizes (hundreds of shares), the moves are immaterial relative to typical company market caps but do alter this officer's direct holdings as reported.

Corporate Governance Expert

TL;DR: Officer reported contemporaneous sale and purchase of common stock; disclosures include vesting and price-average explanations.

The Form 4 discloses clear codes for the transactions and provides explanatory remarks: the sale price is the high/low average for the sale date and the purchase price is the average closing price for September 2025, while some owned shares are subject to time-based vesting. The report is procedural and conforms to Section 16 reporting requirements. No derivative holdings, option exercises, or group filings are indicated; a power of attorney signed the form.

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).

1. Name and Address of Reporting Person^*

Eckenrode David L

(Last) (First) (Middle)

8550 MOSLEY ROAD

(Street)

HOUSTON TX 77075

(City) (State) (Zip)

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Assistant Secretary/Treasurer

3. Date of Earliest Transaction (Month/Day/Year)
09/30/2025

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

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

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

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	09/30/2025	09/30/2025	F		57	D	$301.28(1)	638(2)	D
Common Stock	10/01/2025	10/01/2025	A		100	A	$287.18(3)	738(2)	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. Represents the average of the high and low stock price on 09/30/2025.

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

3. Represents the average closing stock price from September 1, 2025 - September 30, 2025.

Remarks:

	Michael W. Metcalf, Power of Attorney for David L. Eckenrode	10/01/2025
	** 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.

FAQ

What transactions did David L. Eckenrode report for POWL?

He reported a sale of 57 shares on 09/30/2025 at $301.28 (average) and a purchase of 100 shares on 10/01/2025 at $287.18 (average).

How many Powell Industries shares does the reporting person beneficially own after these transactions?

After the sale the report shows 638 shares beneficially owned, and after the subsequent purchase it shows 738 shares.

Were any derivative securities or option exercises reported on this Form 4?

No. Table II for derivative securities contains no reported transactions; only non-derivative common stock transactions are listed.

Does the filing explain the prices used for the trades?

Yes. The sale price is the average of the high and low on 09/30/2025 and the purchase price is the average closing price from September 1–30, 2025.

Are any shares subject to vesting according to the filing?

Yes. The filing notes that included shares have a time-based vesting provision.