Advanced Energy (NASDAQ: AEIS) EVP logs PSU vesting, tax share withholding

Rhea-AI Filing Summary

Advanced Energy Industries EVP and General Counsel Elizabeth Vonne Karpinski reported multiple equity award transactions tied to long‑term incentives. Performance units granted under the 2023 Long-Term Incentive Plan vested based on performance metrics, resulting in the issuance of 5,255 performance units converted into common stock on February 18, 2026.

She acquired 8,591 shares of common stock through derivative exercises at $314.12 per share, then disposed of 2,839 shares to cover tax obligations via share withholding and a further 2,148 shares in a disposition to the issuer linked to her deferred compensation election. In lieu of receiving those 2,148 shares in stock, she acquired 2,148 shares of phantom stock, bringing her direct holdings to 12,647 common shares plus 3,024 phantom stock units, alongside 3,065 unvested restricted stock units.

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

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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^*

Vonne Elizabeth Karpinski

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, General Counsel

3. Date of Earliest Transaction (Month/Day/Year)
02/20/2025

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	02/18/2026		M		8,591(1)	A	$314.12	17,634	D
Common Stock	02/18/2026		F		2,839(2)	D	$314.12	14,795	D
Common Stock	02/18/2026		D		2,148	D	(3)	12,647(4)	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			5,255(5)	(5)	(5)	Common Stock	0	$0	0	D
Phantom Stock	(6)	02/18/2026		A		2,148		(6)	(6)	Common Stock	2,148	$0	3,024	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. In connection with the February 18, 2026 vesting of PSUs previously granted on March 1, 2023, the reporting person's receipt of 2,148 shares of common stock was deferred pursuant to the reporting person's election under the Company's deferred compensation plan (the "Plan"), resulting in the reporting person's receipt of 2,148 shares of phantom stock.

4. Represents 3,065 shares of unvested restricted stock units and 9,582 shares of common stock.

5. 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.

6. Each share of phantom stock represents a right to receive one share of common stock or the cash value thereof. Shares of phantom stock become payable in accordance with the reporting person's distribution elections made pursuant to the Plan or upon the reporting person's termination of service, death, or disability. Subject to timing restrictions, the reporting person may transfer some or all of the shares of phantom stock into alternative investments under the terms on the Plan.

	Elizabeth Vonne	02/20/2026
	** Signature of Reporting Person	Date
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FAQ

What insider transactions did AEIS EVP Elizabeth Vonne Karpinski report on this Form 4?

She reported vesting and related share movements on performance-based awards. These included exercises of performance units into common stock, share dispositions to cover tax liabilities, a disposition to the issuer, and a deferral election that created new phantom stock units under a company plan.

Did the AEIS Form 4 show Elizabeth Vonne Karpinski buying or selling shares on the open market?

No open-market buy or sell is reported. The filing details derivative exercises of performance units, tax-withholding dispositions, an issuer-related disposition, and conversion of part of her award into phantom stock under the deferred compensation plan, all tied to vesting events.

How many AEIS common shares did Elizabeth Vonne Karpinski hold after the reported Form 4 transactions?

She held 12,647 common shares directly after the transactions. Footnote disclosures also indicate 3,065 unvested restricted stock units in addition to these shares, giving investors context on both her current ownership and unvested equity exposure within Advanced Energy Industries.

What are the phantom stock units reported for AEIS EVP Elizabeth Vonne Karpinski?

Phantom stock units track the value of AEIS common shares. Each unit represents a right to receive one share of common stock or its cash value, payable under her deferred compensation elections or upon qualifying events such as termination of service, death, or disability under the company’s plan.

How were taxes handled on Elizabeth Vonne Karpinski’s AEIS performance unit vesting?

Taxes were paid through share withholding. The Form 4 shows 2,839 shares of common stock disposed of to satisfy tax liabilities incident to vesting, rather than a cash payment, which is a common method for executives to cover withholding on equity compensation.