Advanced Energy director sells 1,234 shares in plan

ADVANCED ENERGY INDUSTRIES INC director Brian Shirley sold 1,234 shares of common stock in an open-market transaction on June 15, 2026 at an average price of $372.35 per share.

Rhea-AI Filing Summary

ADVANCED ENERGY INDUSTRIES INC director Brian Shirley sold 1,234 shares of common stock in an open-market transaction on June 15, 2026 at an average price of $372.35 per share. The sale was executed under a pre-arranged Rule 10b5-1 trading plan adopted on December 12, 2025. After the transaction, he directly holds 6,663 shares. A prior transfer of shares from The Shirley Family Trust into his direct account in October 2025 was a change in form of ownership with no change in his economic interest.

Insider Trade Summary 10b5-1

Net Seller: 1,234 shares

Net Sell 1 txn

Insider Shirley Brian

Role Director

Sold 1,234 shs ($459K)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,234	$372.35	$459K

Holdings After Transaction: Common Stock — 6,663 shares (Direct)

Footnotes (2)

1. F1. The reported sale was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025.
2. F2. Mr. Shirley transferred all shares out of The Shirley Family Trust and into the account held directly in his name on October 7, 2025. This was a mere change in the form of beneficial ownership and no change in Mr. Shirley's pecuniary interest. Subsequent Form 4 filings inadvertently continued to report the shares as indirectly held by Mr. Shirley in the trust.

Key Figures

Shares sold: 1,234 shares Sale price: $372.35 per share Shares held after sale: 6,663 shares +2 more

5 metrics

Shares sold 1,234 shares Open-market sale of common stock on June 15, 2026

Sale price $372.35 per share Average price for the June 15, 2026 transaction

Shares held after sale 6,663 shares Direct ownership following the reported transaction

10b5-1 plan adoption date December 12, 2025 Date Brian Shirley adopted the trading plan used for this sale

Net buy/sell shares -1,234 shares Net effect of transactions in this Form 4

Key Terms

Rule 10b5-1 trading plan, pecuniary interest, beneficial ownership, open-market sale

4 terms

Rule 10b5-1 trading plan financial

"The reported sale was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

pecuniary interest financial

"This was a mere change in the form of beneficial ownership and no change in Mr. Shirley's pecuniary interest"

beneficial ownership financial

"a mere change in the form of beneficial ownership and no change in Mr. Shirley's pecuniary interest"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

FAQ

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

What insider transaction did Advanced Energy (AEIS) director Brian Shirley report?

Director Brian Shirley reported an open-market sale of 1,234 shares of Advanced Energy common stock. The transaction occurred on June 15, 2026 at an average price of $372.35 per share, and was disclosed in a Form 4 insider trading report.

At what price did Brian Shirley sell Advanced Energy (AEIS) shares?

Brian Shirley sold 1,234 Advanced Energy shares at an average price of $372.35 per share. This was an open-market transaction classified under code “S,” indicating a sale in the market or a private transaction as defined in the Form 4 instructions.

How many Advanced Energy (AEIS) shares does Brian Shirley hold after the sale?

After selling 1,234 shares, Brian Shirley directly holds 6,663 shares of Advanced Energy common stock. This post-transaction ownership figure is reported in the Form 4 and reflects his remaining direct equity position following the June 15, 2026 sale.

Was Brian Shirley’s sale of Advanced Energy (AEIS) shares under a 10b5-1 plan?

Yes. The filing states the reported sale was made under a Rule 10b5-1 trading plan adopted by Brian Shirley on December 12, 2025. Such pre-arranged plans automate trades over time, reducing the significance of transaction timing decisions.

What does the trust-related footnote in Brian Shirley’s Advanced Energy (AEIS) filing mean?

The footnote explains that in October 2025, Shirley transferred all shares from The Shirley Family Trust into an account in his own name. This was only a change in ownership form, with no change in his pecuniary interest or overall economic exposure.

How many Advanced Energy (AEIS) insider sales does this Form 4 report?

This Form 4 reports a single insider sale by Brian Shirley. He sold 1,234 shares of Advanced Energy common stock in one open-market transaction on June 15, 2026, and no option exercises, gifts, or tax-withholding transactions are listed in this filing.

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

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Accepted by SEC EDGAR 06/17/2026 - 02:38 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).

X

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^*

Shirley Brian

(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)
06/15/2026

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	06/15/2026		S(1)		1,234	D	$372.35	6,663(2)	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

Explanation of Responses:

1. The reported sale was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025.

2. Mr. Shirley transferred all shares out of The Shirley Family Trust and into the account held directly in his name on October 7, 2025. This was a mere change in the form of beneficial ownership and no change in Mr. Shirley's pecuniary interest. Subsequent Form 4 filings inadvertently continued to report the shares as indirectly held by Mr. Shirley in the trust.

	/s/ Elizabeth Vonne - Attorney-in-Fact	06/17/2026
	** 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)