abrdn Income Credit: Morgan Stanley reports 7.6% stake

Available on EDGAR 11/13/2026 - 04:21 PM EST Accepted by SEC EDGAR 11/13/2026 - 04:20 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

abrdn Income Credit Strategies Fund (ACP) is the subject of an amended ownership report in which Morgan Stanley and Parametric Portfolio Associates LLC each reported beneficial ownership of 9,538,578 common shares, or 7.6%, as of September 30, 2026. Each reported shared voting power over 1,320,679 shares and shared dispositive power over 9,538,578 shares, with no sole voting or dispositive power. Morgan Stanley’s disclosure covers securities beneficially owned or deemed beneficially owned by certain operating units and excludes units whose holdings are disaggregated under the cited SEC release. The reports were signed by Claire Gordon, Authorized Signatory for Morgan Stanley, and Cindy Kim, Authorized Signatory for Parametric Portfolio Associates LLC.

Key Figures

Beneficial ownership: 9,538,578 shares Class ownership: 7.6% Shared voting power: 1,320,679 shares +1 more

4 metrics

Beneficial ownership 9,538,578 shares Reported by each reporting person as of September 30, 2026

Class ownership 7.6% Reported by each reporting person

Shared voting power 1,320,679 shares Reported by each reporting person

Shared dispositive power 9,538,578 shares Reported by each reporting person

Key Terms

beneficially owned, shared voting power, shared dispositive power, disaggregated

4 terms

beneficially owned regulatory

"Aggregate Amount 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.

shared voting power regulatory

"Shared Voting Power"

Shared voting power occurs when two or more parties jointly have the right to vote or decide how a block of company shares is cast, like co-owners who must agree before moving a piece of furniture. Investors care because who controls voting rights affects board elections, major corporate decisions and takeover outcomes, and shared control can alter regulatory disclosures and the practical influence any holder has over a company’s direction and value.

shared dispositive power regulatory

"Shared Dispositive Power"

disaggregated technical

"ownership is disaggregated from that of the MS Reporting Units"

FAQ

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

How many ACP shares did Morgan Stanley and Parametric report owning?

Each reported beneficial ownership of 9,538,578 common shares, or 7.6%, as of September 30, 2026.

How much voting and dispositive power did the ACP reporting persons report?

Each reported shared voting power over 1,320,679 shares and shared dispositive power over 9,538,578 shares. Neither reported sole voting or dispositive power.

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

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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 2)

abrdn Income Credit Strategies Fund

(Name of Issuer)

Common Shares

(Title of Class of Securities)

003057106

(CUSIP Number)

09/30/2026

(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): 003057106

1

Names of Reporting Persons

Morgan Stanley

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 0.00
6	Shared Voting Power 1,320,679.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 9,538,578.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

9,538,578.00

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)

7.6 %

12

Type of Reporting Person (See Instructions)

HC, CO

SCHEDULE 13G

CUSIP Number(s): 003057106

1

Names of Reporting Persons

Parametric Portfolio Associates 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 0.00
6	Shared Voting Power 1,320,679.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 9,538,578.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

9,538,578.00

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)

7.6 %

12

Type of Reporting Person (See Instructions)

IA, CO

SCHEDULE 13G

Item 1.
(a)	Name of issuer: abrdn Income Credit Strategies Fund
(b)	Address of issuer's principal executive offices: 1900 MARKET STREET, SUITE 200, PHILADELPHIA, PA, 19103
Item 2.
(a)	Name of person filing: 1: Morgan Stanley 2: Parametric Portfolio Associates LLC
(b)	Address or principal business office or, if none, residence: 1: 1585 Broadway, New York, NY 10036 ;2: 800 Fifth Avenue, Suite 2800, Seattle, WA 98104
(c)	Citizenship: 1: Delaware 2: Delaware
(d)	Title of class of securities: Common Shares
(e)	CUSIP No.: 003057106
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: See the response(s) to Item 9 on the attached cover page(s).
(b)	Percent of class: 7.6 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: See the response(s) to Item 5 on the attached cover page(s).
	(ii) Shared power to vote or to direct the vote: See the response(s) to Item 6 on the attached cover page(s).
	(iii) Sole power to dispose or to direct the disposition of: See the response(s) to Item 7 on the attached cover page(s).
	(iv) Shared power to dispose or to direct the disposition of: See the response(s) to Item 8 on the attached cover page(s).
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.
	Not Applicable
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 99.2
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. * In Accordance with the Securities and Exchange Commission Release No. 34-39538 (January 12, 1998) (the "Release"), this filing reflects the securities beneficially owned, or that may be deemed to be beneficially owned, by certain operating units (collectively, the "MS Reporting Units") of Morgan Stanley and its subsidiaries and affiliates (collectively, "MS"). This filing does not reflect securities, if any, beneficially owned by any operating units of MS whose ownership of securities is disaggregated from that of the MS Reporting Units in accordance with the Release.

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.

Morgan Stanley

Signature:	Claire Gordon
Name/Title:	Authorized Signatory, Morgan Stanley
Date:	11/13/2026

Parametric Portfolio Associates LLC

Signature:	Cindy Kim
Name/Title:	Authorized Signatory, Parametric Portfolio Associates LLC
Date:	11/13/2026

Exhibit Information

EXHIBIT NO. EXHIBITS ------------------ ------------------------------------ 99.1 Joint Filing Agreement 99.2 Item 7 Information * Attention. Intentional misstatements or omissions of fact constitute federal criminal violations (see 18 U.S.C. 1001).