Eduardo Bernal Acebedo - 18 Feb 2026 Form 4 Insider Report for ADVANCED ENERGY INDUSTRIES INC (AEIS)

Role: EVP and COO
Signature: /s/ Elizabeth Vonne - Attorney-in-Fact
Issuer symbol: AEIS
Transactions as of: 18 Feb 2026
Net transactions value: +$4,318,208
Form type: 4
Filing time: 20 Feb 2026, 18:07:41 UTC
Previous filing: 05 Mar 2025
Next filing: 03 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Acebedo Eduardo Bernal	EVP and COO	1595 WYNKOOP STREET, SUITE 800, DENVER	/s/ Elizabeth Vonne - Attorney-in-Fact	20 Feb 2026	0001881031

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AEIS	Common Stock	Options Exercise	$4,318,208	+13,747	+69%	$314.12	33,569	18 Feb 2026	Direct	F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	AEIS	Performance Units	Options Exercise	$0	-8,409	-100%	$0.000000	0	18 Feb 2026	Common Stock	0	$0.000000	Direct	F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the total number of shares vested pursuant to the performance unit award issued under the 2023 Long-Term Incentive Plan (the "2023 LTI Plan") and reported voluntarily on 3/3/2023, based on achievement of performance metrics under the 2023 LTI Plan. The shares were approved for a 2/18/2026 release by the Board of Directors.
F2	Represents 7,967 shares of unvested restricted stock units and 25,602 shares of common stock.
F3	These performance unit awards were issued under the 2023 LTI Plan at 100% of target and reported voluntarily on 3/3/2023. Following the end of the three-year performance period, the awards vested based on achievement of performance metrics under the 2023 LTI Plan.