BlackRock Holds 1.96M Shares (5.2%) of Advanced Energy

Advanced Energy Industries reports that BlackRock Portfolio Management LLC beneficially owned 1,958,423 shares of Common Stock as of the filing, representing 5.2% of the class.

Rhea-AI Filing Summary

Advanced Energy Industries reports that BlackRock Portfolio Management LLC beneficially owned 1,958,423 shares of Common Stock as of the filing, representing 5.2% of the class. The filing breaks out voting and dispositive powers: sole voting power 1,825,293 and sole dispositive power 1,958,423. The schedule is an amendment (No. 1) and includes Exhibit 24 and Exhibit 99.

Insights

Institutional Ownership Analyst

BlackRock discloses a 5.2% stake in Advanced Energy Industries held through portfolio units.

The filing lists 1,958,423 shares and shows voting/dispositive breakdowns, indicating control over disposition decisions at the reporting-unit level. This is a standard Schedule 13G/A disclosure for a large passive investor.

Watch subsequent amendments or proxy materials for any change in classification or increases above 5%.

Corporate Governance Specialist

Disclosure clarifies who holds voting and dispositive authority within BlackRock's reporting business units.

The filing attributes sole voting power 1,825,293 and sole dispositive power 1,958,423, and references Exhibit 99 for subsidiary identification. This helps trace which internal units exercise investment control.

Further filings could identify the specific portfolios or subsidiaries referenced in Exhibit 99.

Key Figures

Beneficial ownership: 1,958,423 shares Percent of class: 5.2% Sole voting power: 1,825,293 shares +2 more

5 metrics

Beneficial ownership 1,958,423 shares Amount beneficially owned as reported

Percent of class 5.2% Percent of common stock reported

Sole voting power 1,825,293 shares Shares with sole power to vote

Sole dispositive power 1,958,423 shares Shares with sole power to dispose

CUSIP 007973100 Advanced Energy Industries common stock CUSIP

Key Terms

beneficially owned, sole dispositive power, Schedule 13G/A, reporting business units

4 terms

beneficially owned regulatory

"reflects the securities beneficially owned, or deemed to be beneficially owned"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

sole dispositive power regulatory

"Sole power to dispose or to direct the disposition of: 1,958,423"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

Schedule 13G/A regulatory

"Form type: SCHEDULE 13G/A"

A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.

reporting business units other

"securities beneficially owned... by certain business units (collectively, the "Reporting Business Units")"

FAQ

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

What stake does BlackRock report in AEIS?

BlackRock Portfolio Management LLC reports beneficial ownership of 1,958,423 shares, equal to 5.2% of AEIS common stock. The schedule discloses voting and dispositive powers attributed to BlackRock's reporting business units.

How much voting power does BlackRock have in AEIS?

The filing shows sole voting power of 1,825,293 shares. It reports 0 shared voting power, indicating BlackRock's reporting units exercise voting authority over most of the disclosed shares.

Does BlackRock control sale decisions for AEIS shares?

Yes; the schedule lists sole dispositive power of 1,958,423 shares, showing the reporting business units have authority to direct disposition of the full reported position.

Is the 5.2% position passive or active for AEIS?

The filing is a Schedule 13G/A amendment, typically used for passive investors; it lists BlackRock as the filer and describes holdings by reporting business units, indicating passive investment classification in this filing.

What exhibits accompany the AEIS 13G/A amendment?

Exhibits filed with the amendment include Exhibit 24 (Power of Attorney) and Exhibit 99 (Item 7 subsidiary identification), which may identify the specific subsidiary or units holding the securities.

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

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Accepted by SEC EDGAR 05/01/2026 - 01:25 PM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

ADVANCED ENERGY INDUSTRIES INC

(Name of Issuer)

Common Stock

(Title of Class of Securities)

007973100

(CUSIP Number)

03/31/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 007973100

1

Names of Reporting Persons

BlackRock Portfolio Management LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 1,825,293.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 1,958,423.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,958,423.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.2 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: ADVANCED ENERGY INDUSTRIES INC
(b)	Address of issuer's principal executive offices: 1595 WYNKOOP ST, SUITE 800, DENVER, COLORADO, 80202
Item 2.
(a)	Name of person filing: BlackRock Portfolio Management LLC In accordance with SEC Release No. 34-39538 (January 12, 1998), this Schedule 13G reflects the securities beneficially owned, or deemed to be beneficially owned, by certain business units (collectively, the "Reporting Business Units") of BlackRock, Inc. and its subsidiaries and affiliates. It does not include securities, if any, beneficially owned by other business units whose beneficial ownership of securities are disaggregated from that of the Reporting Business Units in accordance with such release.
(b)	Address or principal business office or, if none, residence: BlackRock Portfolio Management LLC, 50 Hudson Yards New York, NY 10001
(c)	Citizenship: See Item 4 of Cover Page
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 007973100
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 1,958,423
(b)	Percent of class: 5.2%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 1,825,293
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 1,958,423
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. Various persons have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of the common stock of ADVANCED ENERGY INDUSTRIES INC. No one person's interest in the common stock of ADVANCED ENERGY INDUSTRIES INC is more than five percent of the total outstanding common shares.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. See Exhibit 99
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

BlackRock Portfolio Management LLC

Signature:	Spencer Fleming
Name/Title:	Managing Director
Date:	05/01/2026

Exhibit Information

Exhibit 24: Power of Attorney Exhibit 99: Item 7