New Mountain Guardian IV Rated Feeder III, Ltd. - 15 Dec 2025 Form 4 Insider Report for New Mountain Guardian IV BDC, L.L.C.

Role: 10%+ Owner
Signature: /s/ Adam Weinstein
Issuer symbol: N/A
Transactions as of: 15 Dec 2025
Net transactions value: +$33,291,400
Form type: 4
Filing time: 17 Dec 2025, 11:07:54 UTC
Previous filing: 03 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
New Mountain Guardian IV Rated Feeder III, Ltd.	10%+ Owner	1633 BROADWAY, 48TH FLOOR, NEW YORK	/s/ Adam Weinstein	16 Dec 2025	0002028527

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction		Units of Limited Liability Company Interests $10.00 per Unit	Purchase	$33,291,400	+3,329,140	+11%	$10.00	33,291,400	15 Dec 2025	Direct	F1

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

Explanation of Responses:

Id	Content
F1	On December 15, 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 December 30, 2025.