Advanced Energy director converts 2,313 RSUs

ADVANCED ENERGY INDUSTRIES INC director David Reed increased his direct shareholdings through an equity award vesting.

Rhea-AI Filing Summary

ADVANCED ENERGY INDUSTRIES INC director David Reed increased his direct shareholdings through an equity award vesting. On May 2, 2026, 2,313 restricted stock units converted into 2,313 shares of common stock on a one-for-one basis. These RSUs were originally granted on May 2, 2025 and vested on the one-year anniversary of the grant date. Following the conversion, Reed directly holds 9,896 shares of common stock, with no shares reported as sold in this filing.

Insider Trade Summary

2,313 shares exercised/converted

Exercise 2 txns

Insider David Reed

Role Director

Type	Security	Shares	Price	Value
Exercise	Common Stock	2,313	$0.00	$0.00
Exercise	Restricted Stock Units	2,313	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 0 contracts (Direct); Common Stock — 9,896 shares (Direct)

Footnotes (2)

1. F1. On May 2, 2025, the reporting person was granted 2,313 restricted stock units, which vested on the one-year anniversary of the grant date. Restricted stock units convert into common stock on a one-for-one basis.
2. F2. Restricted stock units are not exercisable and do not have an expiration date.

Key Figures

RSUs converted: 2,313 shares Common shares after transaction: 9,896 shares RSU grant size: 2,313 units +2 more

5 metrics

RSUs converted 2,313 shares Restricted stock units converting to common stock on May 2, 2026

Common shares after transaction 9,896 shares David Reed’s direct holdings following RSU conversion

RSU grant size 2,313 units Restricted stock units granted on May 2, 2025

Exercise/Conversion transactions 2 entries Two ‘M’ code transactions tied to RSU conversion

Derivative exercises 2,313 shares ExerciseShares in transactionSummary for derivative conversion

Key Terms

restricted stock units, convert into common stock, derivative security, Form 4, +1 more

5 terms

restricted stock units financial

"the reporting person was granted 2,313 restricted stock units, which vested on the one-year anniversary"

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.

convert into common stock financial

"Restricted stock units convert into common stock on a one-for-one basis"

derivative security financial

"transaction_code_description": "Exercise or conversion of derivative security"

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

transaction code M regulatory

""transaction_code": "M", "transaction_code_description": "Exercise or conversion of derivative security""

FAQ

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

What insider transaction did David Reed report for AEIS on this Form 4?

David Reed reported an acquisition of shares through equity award vesting. On May 2, 2026, 2,313 restricted stock units converted into 2,313 shares of Advanced Energy common stock, increasing his direct holdings without any reported share sale in this filing.

How many Advanced Energy (AEIS) shares does David Reed hold after this Form 4?

After the reported transactions, David Reed directly holds 9,896 shares of Advanced Energy common stock. This position reflects the conversion of 2,313 restricted stock units into common stock and shows his updated ownership following the one-year vesting of the RSU grant.

What was the size and nature of the RSU grant to David Reed at Advanced Energy?

David Reed was granted 2,313 restricted stock units on May 2, 2025. These RSUs were a stock-based compensation award, vesting on the one-year anniversary of the grant date, and converted into 2,313 common shares on a one-for-one basis when they vested.

Did David Reed buy or sell AEIS shares on the open market in this Form 4?

This Form 4 does not show any open-market purchases or sales by David Reed. Instead, it reports the vesting and conversion of 2,313 restricted stock units into common stock, an equity award event rather than a discretionary market transaction.

How do the restricted stock units reported for AEIS convert into common shares?

The restricted stock units convert into common stock on a one-for-one basis. For David Reed’s award, 2,313 RSUs vested and converted into 2,313 shares of Advanced Energy common stock, consistent with the stated one-for-one conversion in the footnotes.

Do the restricted stock units for AEIS have an exercise price or expiration date?

The restricted stock units reported for David Reed have no exercise price or expiration date. Footnotes clarify that restricted stock units are not exercisable securities; they simply vest over time and then convert into common stock at a specified vesting date.

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

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Accepted by SEC EDGAR 05/05/2026 - 08:35 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^*

David Reed

(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)
05/02/2026

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
Common Stock	05/02/2026		M		2,313	A	(1)	9,896	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
Restricted Stock Units	(1)	05/02/2025		M			2,313	(2)	(2)	Common Stock	2,313	$0	0	D

Explanation of Responses:

1. On May 2, 2025, the reporting person was granted 2,313 restricted stock units, which vested on the one-year anniversary of the grant date. Restricted stock units convert into common stock on a one-for-one basis.

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

	/s/ Elizabeth Vonne - Attorney-in-Fact	05/05/2026
	** 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)