RiverNorth Managed Duration Municipal Income Fund, Inc. SEC EDGAR Filings (CIK 0001771226)

SEC EDGAR filings, ownership reports, and insider transactions for RiverNorth Managed Duration Municipal Income Fund, Inc..

Symbol
RMM on NYSE
Business address
360 S. Rosemary Ave, Suite 1420, West Palm Beach, FL, 33401
State of incorporation
MD
Fiscal year end
20 January
Former names
RiverNorth Opportunistic Municipal Income Fund II (to 20 Mar 2019)
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RiverNorth Managed Duration Municipal Income Fund, Inc. has filed 157 SEC EDGAR filings since 20 Mar 2019

Latest Filings

Recent SEC filings for RiverNorth Managed Duration Municipal Income Fund, Inc. including N-CSRS, NPORT-P, 3 and more.

Form type Document Filing Description Filing date Reporting date File number(s)
N-CSRS Open N-CSRS document | Open XBRL data View SEC filing for N-CSRS 06 Mar 2026 31 Dec 2025 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 26 Feb 2026 31 Dec 2025 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 26 Nov 2025 30 Sep 2025 811-23434
3 Open 3 document View SEC filing for 3 18 Sep 2025 18 Sep 2025
N-CEN Open N-CEN document View SEC filing for N-CEN 10 Sep 2025 30 Jun 2025 811-23434
N-CSR Open N-CSR document | Open XBRL data View SEC filing for N-CSR 05 Sep 2025 30 Jun 2025 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 28 Aug 2025 30 Jun 2025 811-23434
DEF 14A Open DEF 14A document View SEC filing for DEF 14A 26 Aug 2025 22 Sep 2025 811-23434
N-PX Open N-PX document View SEC filing for N-PX 20 Aug 2025 30 Jun 2025 811-23434
3/A Open 3/A document View SEC filing for 3/A 10 Jul 2025 22 Nov 2024
40-17G Open 40-17G document View SEC filing for 40-17G 02 Jun 2025 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 30 May 2025 31 Mar 2025 811-23434
POS EX Open POS EX document | Open XBRL data View SEC filing for POS EX 21 May 2025 333-281390
424B5 Open 424B5 document | Open XBRL data View SEC filing for 424B5 21 May 2025 333-281390
424B3 Open 424B3 document | Open XBRL data View SEC filing for 424B3 16 Apr 2025 333-281390
EFFECT Open EFFECT document View SEC filing for EFFECT 15 Apr 2025 333-281390
4 Open 4 document View SEC filing for 4 11 Apr 2025 10 Apr 2025
4/A Open 4/A document View SEC filing for 4/A 10 Apr 2025 08 Apr 2025
4 Open 4 document View SEC filing for 4 10 Apr 2025 09 Apr 2025
4 Open 4 document View SEC filing for 4 09 Apr 2025 08 Apr 2025
N-2/A Open N-2/A document | Open XBRL data View SEC filing for N-2/A 31 Mar 2025 811-23434,333-281390
N-CSRS Open N-CSRS document | Open XBRL data View SEC filing for N-CSRS 07 Mar 2025 31 Dec 2024 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 27 Feb 2025 31 Dec 2024 811-23434
N-2/A Open N-2/A document | Open XBRL data View SEC filing for N-2/A 20 Feb 2025 811-23434,333-281390
CORRESP Open CORRESP document View SEC filing for CORRESP 20 Feb 2025
3 Open 3 document View SEC filing for 3 29 Nov 2024 22 Nov 2024
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 27 Nov 2024 30 Sep 2024 811-23434
4 Open 4 document View SEC filing for 4 27 Nov 2024 22 Nov 2024
N-2/A Open N-2/A document | Open XBRL data View SEC filing for N-2/A 23 Oct 2024 811-23434,333-281390
CORRESP Open CORRESP document View SEC filing for CORRESP 22 Oct 2024
3 Open 3 document View SEC filing for 3 01 Oct 2024 30 Sep 2024
N-CEN Open N-CEN document View SEC filing for N-CEN 11 Sep 2024 30 Jun 2024 811-23434
N-CSR Open N-CSR document | Open XBRL data View SEC filing for N-CSR 06 Sep 2024 30 Jun 2024 811-23434
N-PX Open N-PX document View SEC filing for N-PX 30 Aug 2024 30 Jun 2024 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 29 Aug 2024 30 Jun 2024 811-23434
DEF 14A Open DEF 14A document View SEC filing for DEF 14A 21 Aug 2024 19 Sep 2024 811-23434
N-2 Open N-2 document View SEC filing for N-2 08 Aug 2024 811-23434,333-281390
40-17G Open 40-17G document View SEC filing for 40-17G 04 Jun 2024 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 30 May 2024 31 Mar 2024 811-23434
N-CSRS Open N-CSRS document | Open XBRL data View SEC filing for N-CSRS 08 Mar 2024 31 Dec 2023 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 29 Feb 2024 31 Dec 2023 811-23434
EFFECT Open EFFECT document View SEC filing for EFFECT 27 Feb 2024 333-260490
CORRESP Open CORRESP document View SEC filing for CORRESP 21 Feb 2024
POS 8C Open POS 8C document | Open XBRL data View SEC filing for POS 8C 21 Feb 2024 811-23434,333-260490
POS 8C Open POS 8C document | Open XBRL data View SEC filing for POS 8C 29 Dec 2023 811-23434,333-260490
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 29 Nov 2023 30 Sep 2023 811-23434
POS 8C Open POS 8C document | Open XBRL data View SEC filing for POS 8C 02 Oct 2023 811-23434,333-260490
N-CEN Open N-CEN document View SEC filing for N-CEN 13 Sep 2023 30 Jun 2023 811-23434
N-CSR Open N-CSR document | Open XBRL data View SEC filing for N-CSR 07 Sep 2023 30 Jun 2023 811-23434
CORRESP Open CORRESP document View SEC filing for CORRESP 31 Aug 2023
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 29 Aug 2023 30 Jun 2023 811-23434
POS EX Open POS EX document | Open XBRL data View SEC filing for POS EX 25 Aug 2023 333-260490
424B5 Open 424B5 document | Open XBRL data View SEC filing for 424B5 25 Aug 2023 333-260490
N-PX Open N-PX document View SEC filing for N-PX 23 Aug 2023 30 Jun 2023 811-23434
DEF 14A Open DEF 14A document View SEC filing for DEF 14A 23 Aug 2023 15 Sep 2023 811-23434
40-17G Open 40-17G document View SEC filing for 40-17G 14 Jun 2023 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 30 May 2023 31 Mar 2023 811-23434
4 Open 4 document View SEC filing for 4 28 Apr 2023 28 Apr 2023
N-CSRS Open N-CSRS document | Open XBRL data View SEC filing for N-CSRS 10 Mar 2023 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 01 Mar 2023 31 Dec 2022 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 29 Nov 2022 30 Sep 2022 811-23434
3 Open 3 document View SEC filing for 3 10 Nov 2022 08 Nov 2022
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Nov 2022 333-260490
4 Open 4 document View SEC filing for 4 07 Nov 2022 04 Nov 2022
CORRESP Open CORRESP document View SEC filing for CORRESP 03 Nov 2022
4 Open 4 document View SEC filing for 4 01 Nov 2022 26 Jul 2019
N-2/A Open N-2/A document View SEC filing for N-2/A 07 Oct 2022 811-23434,333-260490
CORRESP Open CORRESP document View SEC filing for CORRESP 07 Oct 2022
N-CEN Open N-CEN document View SEC filing for N-CEN 13 Sep 2022 30 Jun 2022 811-23434
N-CSR/A Open N-CSR/A document | Open XBRL data View SEC filing for N-CSR/A 09 Sep 2022 811-23434
N-CSR Open N-CSR document View SEC filing for N-CSR 08 Sep 2022 30 Jun 2022 811-23434
N-PX Open N-PX document View SEC filing for N-PX 31 Aug 2022 30 Jun 2022 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 29 Aug 2022 30 Jun 2022 811-23434
DEF 14A Open DEF 14A document View SEC filing for DEF 14A 16 Aug 2022 23 Sep 2022 811-23434
N-2/A Open N-2/A document View SEC filing for N-2/A 09 Aug 2022 811-23434,333-260490
CORRESP Open CORRESP document View SEC filing for CORRESP 09 Aug 2022
40-17G Open 40-17G document View SEC filing for 40-17G 15 Jul 2022 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 31 May 2022 31 Mar 2022 811-23434
4 Open 4 document View SEC filing for 4 05 May 2022 03 May 2022
N-CSRS Open N-CSRS document View SEC filing for N-CSRS 11 Mar 2022 31 Dec 2021 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 01 Mar 2022 31 Dec 2021 811-23434
4 Open 4 document View SEC filing for 4 15 Feb 2022 11 Feb 2022
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 29 Nov 2021 30 Sep 2021 811-23434
4 Open 4 document View SEC filing for 4 24 Nov 2021 22 Nov 2021
N-2 Open N-2 document View SEC filing for N-2 25 Oct 2021 811-23434,333-260490
N-CEN Open N-CEN document View SEC filing for N-CEN 13 Sep 2021 30 Jun 2021 811-23434
N-CSR Open N-CSR document View SEC filing for N-CSR 07 Sep 2021 30 Jun 2021 811-23434
3 Open 3 document View SEC filing for 3 01 Sep 2021 01 Sep 2021
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 30 Aug 2021 30 Jun 2021 811-23434
N-PX Open N-PX document View SEC filing for N-PX 27 Aug 2021 30 Jun 2021 811-23434
40-17G Open 40-17G document View SEC filing for 40-17G 30 Jul 2021 811-23434
DEF 14A Open DEF 14A document View SEC filing for DEF 14A 13 Jul 2021 27 Aug 2021 811-23434
PRE 14A Open PRE 14A document View SEC filing for PRE 14A 24 Jun 2021 24 Jun 2021 811-23434
4 Open 4 document View SEC filing for 4 17 Jun 2021 15 Jun 2021
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 01 Jun 2021 31 Mar 2021 811-23434
4 Open 4 document View SEC filing for 4 21 Apr 2021 19 Apr 2021
4 Open 4 document View SEC filing for 4 06 Apr 2021 31 Mar 2021
N-CSRS Open N-CSRS document View SEC filing for N-CSRS 05 Mar 2021 31 Dec 2020 811-23434
4 Open 4 document View SEC filing for 4 02 Mar 2021 26 Feb 2021
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 01 Mar 2021 31 Dec 2020 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 27 Nov 2020 30 Sep 2020 811-23434
N-CEN Open N-CEN document View SEC filing for N-CEN 14 Sep 2020 30 Jun 2020 811-23434
DEF 14A Open DEF 14A document View SEC filing for DEF 14A 11 Sep 2020 15 Oct 2020 811-23434
N-CSR Open N-CSR document View SEC filing for N-CSR 09 Sep 2020 30 Jun 2020 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 28 Aug 2020 30 Jun 2020 811-23434
N-PX Open N-PX document View SEC filing for N-PX 28 Aug 2020 30 Jun 2020 811-23434
40-17G Open 40-17G document View SEC filing for 40-17G 02 Jul 2020 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 29 May 2020 31 Mar 2020 811-23434
4 Open 4 document View SEC filing for 4 21 May 2020 21 May 2020
4 Open 4 document View SEC filing for 4 25 Mar 2020 23 Mar 2020
4 Open 4 document View SEC filing for 4 19 Mar 2020 18 Mar 2020
4 Open 4 document View SEC filing for 4 19 Mar 2020 17 Mar 2020
4 Open 4 document View SEC filing for 4 16 Mar 2020 13 Mar 2020
N-CSRS Open N-CSRS document View SEC filing for N-CSRS 10 Mar 2020 31 Dec 2019 811-23434
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 02 Mar 2020 31 Dec 2019 811-23434
4 Open 4 document View SEC filing for 4 31 Dec 2019 31 Dec 2019
4 Open 4 document View SEC filing for 4 31 Dec 2019 30 Dec 2019
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 27 Nov 2019 30 Sep 2019 811-23434
4 Open 4 document View SEC filing for 4 24 Oct 2019 22 Oct 2019
4 Open 4 document View SEC filing for 4 26 Aug 2019 01 Aug 2019
3 Open 3 document View SEC filing for 3 26 Aug 2019 18 Jun 2019
4 Open 4 document View SEC filing for 4 31 Jul 2019 29 Jul 2019
4 Open 4 document View SEC filing for 4 30 Jul 2019 26 Jul 2019
4 Open 4 document View SEC filing for 4 30 Jul 2019 26 Jul 2019
497 Open 497 document View SEC filing for 497 26 Jul 2019 333-230421
EFFECT Open EFFECT document View SEC filing for EFFECT 25 Jul 2019 333-230421
N-2MEF Open N-2MEF document View SEC filing for N-2MEF 25 Jul 2019 811-23434,333-232838
3 Open 3 document View SEC filing for 3 25 Jul 2019 25 Jul 2019
3 Open 3 document View SEC filing for 3 25 Jul 2019 25 Jul 2019
3 Open 3 document View SEC filing for 3 25 Jul 2019 25 Jul 2019
3 Open 3 document View SEC filing for 3 25 Jul 2019 25 Jul 2019
3 Open 3 document View SEC filing for 3 25 Jul 2019 25 Jul 2019
3 Open 3 document View SEC filing for 3 25 Jul 2019 25 Jul 2019
3 Open 3 document View SEC filing for 3 25 Jul 2019 25 Jul 2019
N-2/A Open N-2/A document View SEC filing for N-2/A 24 Jul 2019 811-23434,333-230421
CORRESP Open CORRESP document View SEC filing for CORRESP 22 Jul 2019
CORRESP Open CORRESP document View SEC filing for CORRESP 22 Jul 2019
CERT Open CERT document View SEC filing for CERT NYSE CERTIFICATION FILING 22 Jul 2019 001-38963
8-A12B Open 8-A12B document View SEC filing for 8-A12B 02 Jul 2019 001-38963
3 Open 3 document View SEC filing for 3 24 Jun 2019 18 Jun 2019
3 Open 3 document View SEC filing for 3 24 Jun 2019 18 Jun 2019
3 Open 3 document View SEC filing for 3 24 Jun 2019 18 Jun 2019
3 Open 3 document View SEC filing for 3 24 Jun 2019 18 Jun 2019
3 Open 3 document View SEC filing for 3 24 Jun 2019 18 Jun 2019
3 Open 3 document View SEC filing for 3 24 Jun 2019 18 Jun 2019
3 Open 3 document View SEC filing for 3 24 Jun 2019 18 Jun 2019
3 Open 3 document View SEC filing for 3 24 Jun 2019 18 Jun 2019
3 Open 3 document View SEC filing for 3 24 Jun 2019 18 Jun 2019
3 Open 3 document View SEC filing for 3 24 Jun 2019 18 Jun 2019
N-2/A Open N-2/A document View SEC filing for N-2/A 24 Jun 2019 811-23434,333-230421
CORRESP Open CORRESP document View SEC filing for CORRESP 14 Jun 2019
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 11 Jun 2019
CORRESP Open CORRESP document View SEC filing for CORRESP 10 Jun 2019
N-2/A Open N-2/A document View SEC filing for N-2/A 10 Jun 2019 811-23434,333-230421
N-8A/A Open N-8A/A document View SEC filing for N-8A/A 07 Jun 2019 811-23434
N-2 Open N-2 document View SEC filing for N-2 20 Mar 2019 811-23434,333-230421
N-8A Open N-8A document View SEC filing for N-8A 20 Mar 2019 811-23434

About this filer

RiverNorth Managed Duration Municipal Income Fund, Inc. files with the SEC under CIK 0001771226. This page aggregates EDGAR filings and related ownership activity.

See insider transactions for this issuer.

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.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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