New Mountain Guardian IV BDC, L.L.C. SEC EDGAR Filings (CIK 0001925531)

SEC EDGAR filings, ownership reports, and insider transactions for New Mountain Guardian IV BDC, L.L.C..

Business address
1633 Broadway, 48 Th Floor, New York, NY, 10019
State of incorporation
DE
Fiscal year end
31 December
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New Mountain Guardian IV BDC, L.L.C. has filed 137 SEC EDGAR filings since 03 May 2022

Latest Filings

Recent SEC filings for New Mountain Guardian IV BDC, L.L.C. including 10-K, 3, 8-K and more.

Form type Document Filing Description Filing date Reporting date File number(s)
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 04 Mar 2026 31 Dec 2025 814-01528
3 Open 3 document View SEC filing for 3 26 Jan 2026 15 Jan 2026
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 Jan 2026 13 Jan 2026 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 17 Dec 2025 15 Dec 2025 814-01528
4 Open 4 document View SEC filing for 4 17 Dec 2025 15 Dec 2025
4 Open 4 document View SEC filing for 4 17 Dec 2025 15 Dec 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Dec 2025 01 Dec 2025 814-01528
4 Open 4 document View SEC filing for 4 03 Dec 2025 01 Dec 2025
4 Open 4 document View SEC filing for 4 03 Dec 2025 01 Dec 2025
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 Nov 2025 30 Sep 2025 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Nov 2025 04 Nov 2025 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 18 Sep 2025 16 Sep 2025 814-01528
4 Open 4 document View SEC filing for 4 18 Sep 2025 16 Sep 2025
4 Open 4 document View SEC filing for 4 18 Sep 2025 16 Sep 2025
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 Aug 2025 30 Jun 2025 814-01528
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 22 May 2025 814-01528
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 May 2025 31 Mar 2025 814-01528
40-APP/A Open 40-APP/A document View SEC filing for 40-APP/A 40-APP/A 15 Apr 2025 812-15739-28
40-APP/A Open 40-APP/A document View SEC filing for 40-APP/A 40-APP/A 07 Apr 2025 812-15739-28
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Apr 2025 31 Mar 2025 814-01528
40-APP Open 40-APP document View SEC filing for 40-APP 40-APP 01 Apr 2025 812-15739-28
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 06 Mar 2025 31 Dec 2024 814-01528
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 10 Dec 2024 06 Dec 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 10 Dec 2024 005-93749
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 10 Dec 2024 06 Dec 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 10 Dec 2024 005-93749
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 10 Dec 2024 005-93749
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Dec 2024 03 Dec 2024 814-01528
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Nov 2024 005-93749
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 13 Nov 2024 005-93749
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Nov 2024 30 Sep 2024 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 10 Oct 2024 07 Oct 2024 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 12 Sep 2024 06 Sep 2024 814-01528
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 05 Sep 2024 005-93749
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 Sep 2024 28 Aug 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 30 Aug 2024 005-93749
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 30 Aug 2024 005-93749
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 30 Aug 2024 28 Aug 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 Aug 2024 28 Aug 2024 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 21 Aug 2024 19 Aug 2024 814-01528
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Aug 2024 30 Jun 2024 814-01528
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 17 Jun 2024 005-93749
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 17 Jun 2024 13 Jun 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 17 Jun 2024 005-93749
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 17 Jun 2024 13 Jun 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 14 Jun 2024 13 Jun 2024 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 May 2024 23 May 2024 814-01528
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 16 May 2024 814-01528
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 May 2024 31 Mar 2024 814-01528
D/A Open D/A document View SEC filing for D/A 03 May 2024 021-444303
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 15 Apr 2024 15 Apr 2024 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 19 Mar 2024 14 Mar 2024 814-01528
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 18 Mar 2024 14 Mar 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 18 Mar 2024 005-93749
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 18 Mar 2024 14 Mar 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 18 Mar 2024 005-93749
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 05 Mar 2024 31 Dec 2023 814-01528
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 13 Feb 2024 005-93749
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 08 Feb 2024 005-93749
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 07 Feb 2024 005-93749
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 06 Feb 2024 005-93749
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 09 Jan 2024 005-93749
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 20 Dec 2023 15 Dec 2023 814-01528
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 19 Dec 2023 005-93749
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 Dec 2023 06 Dec 2023 814-01528
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 01 Dec 2023 27 Nov 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 22 Nov 2023 20 Nov 2023 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 20 Nov 2023 14 Nov 2023 814-01528
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 16 Nov 2023 005-93749
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 16 Nov 2023 005-93749
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Nov 2023 30 Sep 2023 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 30 Oct 2023 25 Oct 2023 814-01528
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 01 Sep 2023 23 Aug 2023
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 01 Sep 2023 005-93749
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 25 Aug 2023 23 Aug 2023 814-01528
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 23 Aug 2023 005-93749
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 10 Aug 2023 30 Jun 2023 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 31 Jul 2023 25 Jul 2023 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 28 Jul 2023 24 Jul 2023 814-01528
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 26 Jul 2023 005-93749
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 26 Jul 2023 24 Jul 2023
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 26 Jul 2023 24 Jul 2023
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G 10 Jul 2023 005-93749
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 Jul 2023 30 Jun 2023 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 Jul 2023 28 Jun 2023 814-01528
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 03 Jul 2023 005-93749
40-17G/A Open 40-17G/A document View SEC filing for 40-17G/A 40-17G/A 16 Jun 2023 814-01528
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 15 May 2023 814-01528
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 May 2023 31 Mar 2023 814-01528
D/A Open D/A document View SEC filing for D/A 03 May 2023 021-444303
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 24 Mar 2023 23 Mar 2023 814-01528
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 10 Mar 2023 31 Dec 2022 814-01528
SC 13G Open SC 13G document View SEC filing for SC 13G 07 Mar 2023 005-93749
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 01 Mar 2023 23 Feb 2023 814-01528
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 27 Feb 2023 27 Feb 2023 814-01528
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 10 Feb 2023 005-93749
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13GA 03 Feb 2023 005-93749
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 01 Feb 2023 005-93749
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 31 Jan 2023 25 Jan 2023 814-01528
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 20 Jan 2023 005-93749
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 13 Dec 2022 08 Dec 2022 814-01528
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 12 Dec 2022 08 Dec 2022
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 12 Dec 2022 08 Dec 2022
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 12 Dec 2022 005-93749
4 Open 4 document View SEC filing for 4 12 Dec 2022 08 Dec 2022
10-Q Open 10-Q document View SEC filing for 10-Q 10-Q 14 Nov 2022 30 Sep 2022 814-01528
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 10 Nov 2022 07 Nov 2022 814-01528
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 07 Nov 2022 005-93749
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 01 Nov 2022 27 Oct 2022 814-01528
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 01 Nov 2022 28 Oct 2022
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 09 Sep 2022 005-93749
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 01 Sep 2022 005-93749
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 25 Aug 2022 22 Aug 2022 814-01528
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 25 Aug 2022 22 Aug 2022
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 24 Aug 2022 22 Aug 2022
10-Q Open 10-Q document View SEC filing for 10-Q 10-Q 15 Aug 2022 30 Jun 2022 814-01528
3 Open 3 document View SEC filing for 3 06 Jul 2022 05 Jul 2022
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 Jul 2022 05 Jul 2022
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 Jul 2022 05 Jul 2022
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 Jul 2022 05 Jul 2022
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 Jul 2022 05 Jul 2022
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 Jul 2022 05 Jul 2022
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 Jul 2022 05 Jul 2022
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 Jul 2022 05 Jul 2022
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 Jul 2022 05 Jul 2022
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 Jul 2022 05 Jul 2022
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 Jul 2022 05 Jul 2022
10-12G/A Open 10-12G/A document View SEC filing for 10-12G/A 10-12G/A 01 Jul 2022 000-56437
CORRESP Open CORRESP document View SEC filing for CORRESP 01 Jul 2022
40-APP/A Open 40-APP/A document View SEC filing for 40-APP/A 40-APP/A 22 Jun 2022 812-15342-19
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 09 Jun 2022
40-APP Open 40-APP document View SEC filing for 40-APP 40-APP 24 May 2022 812-15342-19
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 20 May 2022 814-01528
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 13 May 2022 09 May 2022 814-01528
N-54A Open N-54A document View SEC filing for N-54A N-54A 06 May 2022 814-01528
10-12G Open 10-12G document View SEC filing for 10-12G 10-12G 06 May 2022 000-56437
D Open D document View SEC filing for D 03 May 2022 021-444303

About this filer

New Mountain Guardian IV BDC, L.L.C. files with the SEC under CIK 0001925531. This page aggregates EDGAR filings and related ownership activity.

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FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
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Updates follow new EDGAR submissions and periodic data refreshes.

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