Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Suva 2. Issuer Name and Ticker or Trading Symbol New Mountain Guardian IV Income Fund, L.L.C. [NONE] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) FLUHMATTSTRASSE 1, POSTFACH 4358 3. Date of Earliest Transaction (Month/Day/Year) 09/16/2025 (Street) LUZERN, V8 6002 4. If Amendment, Date 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 (City) (State) (Zip) 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 Units of Limited Liability Company Interests $10.00 per Unit 09/16/2025 P(1) 560,000 A $10 5,810,000 D(2) Units of Limited Liability Company Interests $10.00 per Unit 09/16/2025 P(1) 52,000 A $10 539,500 I See Footnote(3)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 Underlying Securities (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 of Derivative Security: 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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Suva FLUHMATTSTRASSE 1 POSTFACH 4358 LUZERN, V8 6002		X

Signatures

SUVA By: /s/ Cornelia Wiendl Name: Cornelia Wiendl Title: Senior Legal Counsel, Suva Finance Department		09/18/2025
**Signature of Reporting Person		Date
SUVA By: /s/ Peter Pukl Name: Peter Pukl Title: Senior Portfolio Manager Suva Finance Department		09/18/2025
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	On September 16, 2025, the Issuer delivered a capital drawdown notice and upon delivery of such notice, each Reporting Person became obligated to purchase LLC Interests, which purchase is expected to close on or about September 30, 2025.
(2)	Represents securities held directly by Suva. Suva is indirectly controlled by the Swiss Government. Suva has a Board of Directors consisting of 40 members and investment committees which consist of three or more members. Reporting Person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein.
(3)	Represents securities held directly by Pensionskasse Suva. Pensionskasse Suva's assets are managed by Suva as the investment manager and approved by Suva investment committees which consist of three or more members. Reporting Person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein.

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