AEIS CFO shifts 6,324 phantom stock units

ADVANCED ENERGY INDUSTRIES INC executive reports a discretionary change in deferred compensation holdings.

Rhea-AI Filing Summary

ADVANCED ENERGY INDUSTRIES INC executive reports a discretionary change in deferred compensation holdings. EVP and CFO Paul R. Oldham made a discretionary transaction involving 6,324.114 shares of phantom stock under the company’s deferred compensation plan. Each phantom stock share represents a right to receive one share of common stock or its cash value.

After this transfer into alternative investments within the plan, Oldham holds a total of 15,473.018 phantom stock shares. These phantom shares generally become payable based on his distribution elections under the plan or upon termination of service, death, or disability.

Insider Trade Summary

Discretionary: 6,324.114 shares

Discretionary 1 txn

Insider Oldham Paul R

Role EVP, CFO

Type	Security	Shares	Price	Value
Discretionary	Phantom Stock	6,324.114	$338.51	$2.14M

Holdings After Transaction: Phantom Stock — 15,473.018 contracts (Direct)

Footnotes (3)

1. F1. 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 Company's deferred compensation plan (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.
2. F2. Reflects the transfer by the reporting person of shares of phantom stock into alternative investments within the Plan in accordance with the terms of the Plan.
3. F3. Includes shares of phantom stock acquired pursuant to dividend reinvestment under the Plan.

FAQ

What insider transaction did AEIS EVP & CFO Paul R. Oldham report?

Paul R. Oldham reported a discretionary transaction involving 6,324.114 phantom stock shares. The change reflects a transfer into alternative investments within the company’s deferred compensation plan, rather than a traditional open-market stock purchase or sale.

What is the phantom stock mentioned in the AEIS Form 4 filing?

The phantom stock represents a right to receive one share of common stock or its cash value. These units are part of the company’s deferred compensation plan and are ultimately paid out according to the executive’s distribution elections or certain service-ending events.

How many phantom stock shares does Paul R. Oldham hold after the AEIS transaction?

Following the reported discretionary transaction, Paul R. Oldham holds 15,473.018 shares of phantom stock. This balance remains within the company’s deferred compensation plan structure, subject to its payout rules and his previously made distribution elections.

Was the AEIS Form 4 transaction a buy or sell of common stock?

No, the transaction was not a standard buy or sell of common stock. It was a discretionary transfer of phantom stock units into alternative investments within the deferred compensation plan, categorized under Rule 16b-3(f) as a discretionary transaction.

How are AEIS phantom stock units paid out to the reporting person?

Phantom stock units are paid out in shares of common stock or their cash value. Payment occurs according to the reporting person’s distribution elections under the deferred compensation plan or upon termination of service, death, or disability, consistent with the plan’s terms.

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Accepted by SEC EDGAR 02/27/2026 - 06:48 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
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).

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^*

Oldham Paul R

(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, CFO

3. Date of Earliest Transaction (Month/Day/Year)
02/25/2026

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

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
Phantom Stock	(1)	02/25/2026		I			6,324.114(2)	(1)	(1)	Common Stock	6,324.114	$338.51	15,473.018(3)	D

Explanation of Responses:

1. 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 Company's deferred compensation plan (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.

2. Reflects the transfer by the reporting person of shares of phantom stock into alternative investments within the Plan in accordance with the terms of the Plan.

3. Includes shares of phantom stock acquired pursuant to dividend reinvestment under the Plan.

	/s/ Elizabeth Vonne - Attorney-in-Fact	02/27/2026
	** 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).
** 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.
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