AEIS Form 144: Insider reports three small common-stock sales

Advanced Energy Industries, Inc. reported Form 144 notices of resale for common stock by an affiliate, documenting routine Rule 144 dispositions.

Rhea-AI Filing Summary

Advanced Energy Industries, Inc. reported Form 144 notices of resale for common stock by an affiliate, documenting routine Rule 144 dispositions. The filing lists multiple sales of 240 shares on 01/15/2026, 02/17/2026, and 03/16/2026, with reported amounts of $59,280.00, $74,649.60, and $75,021.60, respectively.

Insights

Securities Attorney

Routine Rule 144 resale notices for small block transactions.

These Form 144 entries disclose sales by a holder under Rule 144: fixed small lots of 240 shares on three separate dates in early 2026. The entries appear procedural, documenting compliant resale activity rather than an issuer action.

Caution: the filing lists per-trade dollar amounts; cash-flow recipients are the selling holder(s). Timing and broader holdings are not provided here, so further filings would be needed to assess cumulative disposition scale.

Key Figures

Shares per reported sale: 240 shares 01/15/2026 sale amount: $59,280.00 02/17/2026 sale amount: $74,649.60 +1 more

4 metrics

Shares per reported sale 240 shares each listed sale on 01/15/2026, 02/17/2026, 03/16/2026

01/15/2026 sale amount $59,280.00 reported amount for 240 shares on 01/15/2026

02/17/2026 sale amount $74,649.60 reported amount for 240 shares on 02/17/2026

03/16/2026 sale amount $75,021.60 reported amount for 240 shares on 03/16/2026

Key Terms

Rule 144, Vested Compensation, Fidelity Brokerage Services LLC

3 terms

Rule 144 regulatory

"Form 144 resale notices for restricted or affiliate resales"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Vested Compensation financial

"Securities To Be Sold entry lists 'Vested Compensation' as the category"

Fidelity Brokerage Services LLC market

"Broker listed as Fidelity Brokerage Services LLC 245 Summer Street Boston MA"

FAQ

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

What does AEIS Form 144 disclose about the transactions?

The Form 144 lists three small Rule 144 sales of common stock. It reports sales of 240 shares on 01/15/2026, 02/17/2026, and 03/16/2026, with stated amounts of $59,280.00, $74,649.60, and $75,021.60 respectively.

Who is the selling party in the AEIS Form 144 filings?

The filings identify the holder as Anne DelSanto c/o Advanced Energy Industries Inc. and list Fidelity Brokerage Services LLC as the broker. The Form 144 text attributes the transactions to that reporting person and broker details.

Are these AEIS disclosures indicative of Rule 144 compliance?

Yes. Form 144 is the notice required for restricted/affiliate resales under Rule 144. The entries show date, share count, and dollar amounts for each sale, consistent with procedural resale disclosures under the rule.

Do the AEIS entries show total shares outstanding or remaining holdings?

No. The excerpt lists only per-trade share counts and amounts. It does not state total shares outstanding, total holdings of the seller, or remaining beneficial ownership after these sales.

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

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Accepted by SEC EDGAR 04/15/2026 - 10:47 AM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001770310
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	ADVANCED ENERGY INDUSTRIES INC
SEC File Number	000-26966
Address of Issuer	ATTN: PAUL OLDHAM 1595 WYNKOOP ST, SUITE 800 DENVER COLORADO 80202
Phone	9704076626
Name of Person for Whose Account the Securities are To Be Sold	DelSanto Anne
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 245 Summer Street Boston MA 02110	240	91324.80	37750990	04/15/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	05/01/2021	Vested Compensation	AEIS			240	05/01/2021	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Anne DelSanto c/o ADVANCED ENERGY INDUSTRIES INC 1595 WYNKOOP ST, SUITE 800 Denver CO 80202	Common Stock	01/15/2026	240	59280.00
Anne DelSanto c/o ADVANCED ENERGY INDUSTRIES INC 1595 WYNKOOP ST, SUITE 800, Denver CO 80202	Common Stock	02/17/2026	240	74649.60
Anne DelSanto c/o ADVANCED ENERGY INDUSTRIES INC 595 WYNKOOP ST, SUITE 800 denver CO 80202	Common Stock	03/16/2026	240	75021.60

144: Remarks and Signature

Remarks	shares are being sold from THE DELSANTO FAMILY TRUST U/A 2/16/18
Date of Notice	04/15/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/13/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Audrey Skillern as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Anne DelSanto
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)