# EDGAR Filing Document

**Accession Number:** 0001925531
**File Stem:** 0001580642-25-007551
**Filing Date:** 2025-12
**Character Count:** 5506
**Document Hash:** b46d15cc77348f08995d0fb3d1824c9b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001580642-25-007551.hdr.sgml**: 20251203

**ACCESSION NUMBER**: 0001580642-25-007551

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 12

**CONFORMED PERIOD OF REPORT**: 20251201

**ITEM INFORMATION**: Unregistered Sales of Equity Securities

**ITEM INFORMATION**: Financial Statements and Exhibits

**FILED AS OF DATE**: 20251203

**DATE AS OF CHANGE**: 20251203

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** New Mountain Guardian IV BDC, L.L.C.
- **CENTRAL INDEX KEY:** 0001925531

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 814-01528
- **FILM NUMBER:** 251547145

**BUSINESS ADDRESS:**
- **STREET 1:** 1633 BROADWAY
- **STREET 2:** 48TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10019
- **BUSINESS PHONE:** 212-720-0300

**MAIL ADDRESS:**
- **STREET 1:** 1633 BROADWAY
- **STREET 2:** 48TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10019

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** New Mountain Guardian IV BDC L.L.C.
- **DATE OF NAME CHANGE:** 20220426

?xml version='1.0' encoding='ASCII'?

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**FORM 8-K**

**CURRENT REPORT**

**Pursuant to section 13 or 15(d) of the**

**Securities Exchange Act of 1934**

**Date of Report (Date of Earliest Event Reported): December 1, 2025** 

**New Mountain Guardian IV BDC, L.L.C.**

**(Exact name of registrant as specified in its charter)**

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| | | |
|:---|:---|:---|
| **Delaware** | **814-01528** | **88-1377220** |
| **(State or other jurisdiction of**<br> **incorporation or organization)** | **(Commission**<br> **File Number)** | **(IRS Employer**<br> **Identification Number)** |

---

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| | |
|:---|:---|
| **1633 Broadway, 48th Floor,<br> New York, New York** | **10019** |
| **(Address of principal executive offices)** | **(Zip Code)** |

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**Registrant's telephone number, including area code (212) 720-0300**

**None**

**(Former name or former address, if changed since last report)**

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

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| | | |
|:---|:---|:---|
| **Title of each class** | **Trading Symbol(s)** | **Name of each exchange on which registered** |
| N/A | N/A | N/A |

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Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

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| | |
|:---|:---|
| **Item 3.02.** | **Unregistered Sale of Equity Securities.** |

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On December 1, 2025, New Mountain Guardian IV BDC, L.L.C. (the "***Company***") delivered a capital drawdown notice to its investors relating to the sale of 21,742,128 of the Company's units (the "***Units***") for an aggregate offering price of $217,421,280, at a price per Unit equal to $10.00. No underwriting discounts or commissions have been or will be paid in connection with the sale of the Units. The sale of the Units is expected to close on December 15, 2025.

The sale of the Units described herein was and will be made pursuant to subscription agreements entered into by the Company and its investors. Under the terms of the subscription agreements, investors are required to fund drawdowns to purchase the Units up to the amount of its capital commitment on an as-needed basis with a minimum of 10 business days' prior notice to investors.

The offer and sale of the Units was exempt from the registration requirements of the Securities Act of 1933, as amended, pursuant to Section 4(a)(2) thereof and Regulation D thereunder.

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| | |
|:---|:---|
| **Item 9.01** | **Financial Statements and Exhibits** |

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(d) Exhibits.

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| | |
|:---|:---|
| **Exhibit No.** | **Description** |
| 104 | Cover Page Interactive Data File (embedded within the Inline XBRL document). |

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**SIGNATURE**

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this Current Report on Form 8-K to be signed on its behalf by the undersigned hereunto duly authorized.

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| | | | |
|:---|:---|:---|:---|
|  | NEW MOUNTAIN Guardian IV BDC, L.L.C. | NEW MOUNTAIN Guardian IV BDC, L.L.C. | NEW MOUNTAIN Guardian IV BDC, L.L.C. |
| Date: December 3, 2025 | By: | /s/ Eric Kane | /s/ Eric Kane |
|  |  | Name: | Eric Kane |
|  |  | Title: | Corporate Secretary |

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