Advanced Energy director granted 587 RSUs

ADVANCED ENERGY INDUSTRIES INC director equity grant: Board member John A. Roush received 587 restricted stock units on May 7, 2026 as the equity portion of the non-employee directors' retainer under the 2023 Amended and Restated Omnibus Incentive Plan.

Rhea-AI Filing Summary

ADVANCED ENERGY INDUSTRIES INC director equity grant: Board member John A. Roush received 587 restricted stock units on May 7, 2026 as the equity portion of the non-employee directors' retainer under the 2023 Amended and Restated Omnibus Incentive Plan. These restricted stock units convert into an equal number of common shares and will vest on the one-year anniversary of the grant date, contingent on his continued service as a director. Restricted stock units are not exercisable and do not have an expiration date. Following this grant, Roush holds 587 restricted stock units directly.

Insider Trade Summary

Grant/Award: 587 shares

Grant/Award 1 txn

Insider Roush John A

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	587	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 587 contracts (Direct)

Footnotes (2)

1. F1. Represents an annual grant of restricted stock units to the reporting person on May 7, 2026 as the equity portion of the non-employee directors' retainer for Board services under the 2023 Amended and Restated Omnibus Incentive Plan. The restricted stock units vest on the one-year anniversary of the grant date contingent upon the reporting person's continued service as director upon such date.
2. F2. Restricted stock units are not exercisable and do not have an expiration date.

Key Figures

RSU grant size: 587 restricted stock units Underlying common shares: 587 shares RSUs after transaction: 587 restricted stock units +1 more

4 metrics

RSU grant size 587 restricted stock units Annual non-employee director retainer grant on May 7, 2026

Underlying common shares 587 shares Each restricted stock unit corresponds to one share of common stock

RSUs after transaction 587 restricted stock units Total restricted stock units directly held following the grant

Grant price per RSU $0.00 per unit Compensation grant, no exercise price payable by the director

Key Terms

Restricted Stock Units, non-employee directors' retainer, 2023 Amended and Restated Omnibus Incentive Plan

3 terms

Restricted Stock Units financial

"Represents an annual grant of restricted stock units to the reporting person"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

non-employee directors' retainer financial

"as the equity portion of the non-employee directors' retainer for Board services"

2023 Amended and Restated Omnibus Incentive Plan financial

"for Board services under the 2023 Amended and Restated Omnibus Incentive Plan"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did AEIS director John A. Roush receive in this Form 4 filing?

John A. Roush received 587 restricted stock units on May 7, 2026. This award represents the equity portion of his non-employee director retainer for Board services under the company’s 2023 Amended and Restated Omnibus Incentive Plan.

How and when do John A. Roush’s AEIS restricted stock units vest?

The 587 restricted stock units vest on the one-year anniversary of the May 7, 2026 grant date. Vesting is contingent upon his continued service as a director on that one-year anniversary, aligning equity compensation with ongoing Board service.

What stock does the AEIS restricted stock unit grant relate to?

Each restricted stock unit corresponds to one share of AEIS common stock. The filing states that 587 restricted stock units are linked to 587 underlying common shares, providing equity-based compensation tied directly to the company’s common equity.

Are AEIS restricted stock units exercisable or subject to expiration?

The filing notes that these restricted stock units are not exercisable and do not have an expiration date. Instead, they convert into common stock upon vesting, subject to the continued service condition described in the award’s terms.

How many AEIS restricted stock units does John A. Roush hold after this grant?

After this equity award, John A. Roush directly holds 587 restricted stock units. This total matches the size of the May 7, 2026 grant, indicating this filing shows his full reported restricted stock unit position from this specific award.

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

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Accepted by SEC EDGAR 05/08/2026 - 12:32 PM EDT 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^*

Roush John A

(Last) (First) (Middle)

1595 WYNKOOP STREET, SUITE 800

(Street)

DENVER COLORADO 80202

(City) (State) (Zip)

UNITED STATES

(Country)

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
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/07/2026

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

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

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

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
Restricted Stock Units	(1)	05/07/2026		A		587		(2)	(2)	Common Stock	587	$0	587	D

Explanation of Responses:

1. Represents an annual grant of restricted stock units to the reporting person on May 7, 2026 as the equity portion of the non-employee directors' retainer for Board services under the 2023 Amended and Restated Omnibus Incentive Plan. The restricted stock units vest on the one-year anniversary of the grant date contingent upon the reporting person's continued service as director upon such date.

2. Restricted stock units are not exercisable and do not have an expiration date.

	/s/ Elizabeth Vonne - Attorney-in-Fact	05/08/2026
	** 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.
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.
* Form 4: SEC 1474 (03-26)