AEIS CEO vests 53,704 shares, withholds for taxes

Advanced Energy Industries President and CEO Stephen Douglas Kelley reported equity compensation activity involving performance-based awards.

Rhea-AI Filing Summary

Advanced Energy Industries President and CEO Stephen Douglas Kelley reported equity compensation activity involving performance-based awards. On February 18, 2026, he acquired 53,704 shares of common stock through the vesting and conversion of performance units granted under the 2023 Long-Term Incentive Plan, based on achieved performance metrics. On the same date, 23,504 shares of common stock were automatically disposed of to cover tax liabilities associated with this vesting. After these transactions, Kelley directly held 124,152 shares, consisting of 21,899 unvested restricted stock units and 102,253 shares of common stock.

Insider Trade Summary

32,849 shares exercised/converted

Exercise 3 txns

Insider Kelley Stephen Douglas

Role President and CEO

Type	Security	Shares	Price	Value
Exercise	Performance Units	32,849	$0.00	$0.00
Exercise	Common Stock	53,704	$314.12	$16.87M
Exercise Price or Tax Liability	Common Stock	23,504	$314.12	$7.38M

Holdings After Transaction: Performance Units — 0 contracts (Direct); Common Stock — 124,152 shares (Direct)

Footnotes (4)

1. F1. Represents the total number of shares vested pursuant to the performance unit award issued under the 2023 Long-Term Incentive Plan (the "2023 LTI Plan") and reported voluntarily on 3/3/2023, based on achievement of performance metrics under the 2023 LTI Plan. The shares were approved for a 2/18/2026 release by the Board of Directors.
2. F2. Payment of tax liability by withholding securities incident to vesting of performance stock units.
3. F3. Represents 21,899 shares of unvested restricted stock units and 102,253 shares of common stock.
4. F4. These performance unit awards were issued under the 2023 LTI Plan at 100% of target and reported voluntarily on 3/3/2023. Following the end of the three-year performance period, the awards vested based on achievement of performance metrics under the 2023 LTI Plan.

FAQ

What insider transaction did AEIS CEO Stephen Douglas Kelley report?

Stephen Douglas Kelley reported equity award activity involving performance units converting into common stock and related tax withholding. Performance-based awards vested under the 2023 Long-Term Incentive Plan, generating new common shares, with a portion of those shares withheld to satisfy tax obligations tied to the vesting.

How many AEIS shares did the CEO acquire through performance unit vesting?

The CEO acquired 53,704 shares of AEIS common stock through the exercise and conversion of performance units. These units vested after a three-year performance period, based on achievement of defined performance metrics under the 2023 Long-Term Incentive Plan approved by the Board of Directors.

How many AEIS shares were withheld for taxes in this Form 4?

A total of 23,504 shares of AEIS common stock were disposed of to pay tax liabilities. This disposition was executed by withholding shares incident to the vesting of the performance-based stock awards rather than an open-market sale by the CEO.

What is Stephen Douglas Kelley’s AEIS share ownership after these transactions?

Following these transactions, Stephen Douglas Kelley directly held 124,152 AEIS shares. This position includes 21,899 unvested restricted stock units and 102,253 shares of common stock, reflecting both vested holdings and outstanding time-based equity awards.

Were the AEIS performance unit awards tied to specific performance metrics?

Yes, the performance unit awards vested based on achievement of performance metrics under the 2023 Long-Term Incentive Plan. They were originally granted at 100% of target and vested following the completion of a three-year performance period and Board-approved release date.

Does the AEIS CEO Form 4 indicate open-market buying or selling?

The Form 4 shows equity award vesting and tax withholding, not open-market trading. Shares were acquired via conversion of performance units, and a portion was automatically withheld to satisfy tax obligations arising from the vesting event.

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Accepted by SEC EDGAR 02/20/2026 - 06:05 PM Learn about SEC filing dates

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
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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).

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^*

Kelley Stephen Douglas

(Last) (First) (Middle)

1595 WYNKOOP STREET, SUITE 800

(Street)

DENVER CO 80202

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ADVANCED ENERGY INDUSTRIES INC [ AEIS ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/18/2026

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	02/18/2026		M		53,704(1)	A	$314.12	147,656	D
Common Stock	02/18/2026		F		23,504(2)	D	$314.12	124,152(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
Performance Units	$0	02/18/2026		M			32,849(4)	(4)	(4)	Common Stock	0	$0	0	D

Explanation of Responses:

1. Represents the total number of shares vested pursuant to the performance unit award issued under the 2023 Long-Term Incentive Plan (the "2023 LTI Plan") and reported voluntarily on 3/3/2023, based on achievement of performance metrics under the 2023 LTI Plan. The shares were approved for a 2/18/2026 release by the Board of Directors.

2. Payment of tax liability by withholding securities incident to vesting of performance stock units.

3. Represents 21,899 shares of unvested restricted stock units and 102,253 shares of common stock.

4. These performance unit awards were issued under the 2023 LTI Plan at 100% of target and reported voluntarily on 3/3/2023. Following the end of the three-year performance period, the awards vested based on achievement of performance metrics under the 2023 LTI Plan.

	/s/ Elizabeth Vonne - Attorney-in-Fact	02/20/2026
	** 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).
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