AEIS director sells 240 shares at $186.99 under 10b5-1 plan

Advanced Energy Industries (AEIS) disclosed an insider transaction by a director.

Accepted by SEC EDGAR 10/17/2025 - 02:25 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Advanced Energy Industries (AEIS) disclosed an insider transaction by a director. On 10/15/2025, the reporting person sold 240 shares of common stock at $186.99 per share pursuant to a Rule 10b5-1 trading plan adopted on March 13, 2025. After the sale, the filer beneficially owned 7,614 shares, held indirectly through The Delsanto Family Trust, where the reporting person serves as a trustee.

Insider Trade Summary

Net Seller: 240 shares

Net Sell 1 txn

Insider DelSanto Anne

Role Director

Sold 240 shs ($45K)

Type	Security	Shares	Price	Value
Sale	Common Stock	240	$186.99	$45K

Holdings After Transaction: Common Stock — 7,614 shares (Indirect, By The Delsanto Family Trust)

Footnotes (2)

1. F1. The reported sale was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2025.
2. F2. Shares held by The Delsanto Family Trust, for which the reporting person serves as a trustee.

FAQ

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

What did AEIS disclose in this Form 4?

A director reported selling 240 shares of AEIS common stock at $186.99 on 10/15/2025.

Was the AEIS insider trade under a 10b5-1 plan?

Yes. The sale was made under a Rule 10b5-1 trading plan adopted on March 13, 2025.

How many AEIS shares does the insider hold after the sale?

Following the transaction, the insider beneficially owns 7,614 shares.

Is the AEIS insider ownership direct or indirect?

The 7,614 shares are held indirectly by The Delsanto Family Trust, where the filer is a trustee.

What is the transaction code listed for the AEIS Form 4?

The transaction is coded S, indicating an open market or private sale.

What is the insider’s relationship to AEIS?

The filer is a Director of Advanced Energy Industries, Inc.

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

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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^*

DelSanto Anne

(Last) (First) (Middle)

1595 WYNKOOP, 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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
10/15/2025

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	10/15/2025		S(1)		240	D	$186.99	7,614	I	By The Delsanto Family Trust(2)

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 March 13, 2025.

2. Shares held by The Delsanto Family Trust, for which the reporting person serves as a trustee.

	/s/ Elizabeth Vonne - Attorney-in-Fact	10/17/2025
	** 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.