NYLI MacKay Muni Income Opportunities Fund SEC EDGAR Filings (CIK 0001995668)

SEC EDGAR filings, ownership reports, and insider transactions for NYLI MacKay Muni Income Opportunities Fund.

Business address
51 Madison Avenue, New York, NY, 10010
State of incorporation
DE
Fiscal year end
31 October
Former names
MainStay MacKay Municipal Income Opportunities Fund (to 08 Jul 2024)
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NYLI MacKay Muni Income Opportunities Fund has filed 75 SEC EDGAR filings since 06 Oct 2023

Latest Filings

Recent SEC filings for NYLI MacKay Muni Income Opportunities Fund including 486BPOS, 40-17G, 24F-2NT and more.

Form type Document Filing Description Filing date Reporting date File number(s)
486BPOS Open 486BPOS document | Open XBRL data View SEC filing for 486BPOS NYLI MACKAY MUNI INCOME OPPORTUNITIES FUND 26 Feb 2026 811-23905,333-274888
40-17G Open 40-17G document View SEC filing for 40-17G NEW YORK LIFE INVESTMENTS FUNDS 06 Feb 2026 811-23905
24F-2NT Open 24F-2NT document View SEC filing for 24F-2NT 29 Jan 2026 31 Oct 2025 333-274888
N-CEN Open N-CEN document View SEC filing for N-CEN 13 Jan 2026 31 Oct 2025 811-23905
N-CSR Open N-CSR document View SEC filing for N-CSR NYLI MACKAY MUNI INCOME OPPORTUNITIES FUND 09 Jan 2026 31 Oct 2025 811-23905
3 Open 3 document View SEC filing for 3 3 08 Jan 2026 01 Jan 2026
3 Open 3 document View SEC filing for 3 3 08 Jan 2026 01 Jan 2026
N-23C3A Open N-23C3A document View SEC filing for N-23C3A NYLI MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 07 Jan 2026 07 Jan 2026 817-01502
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 22 Dec 2025 31 Oct 2025 811-23905
DEF 14A Open DEF 14A document View SEC filing for DEF 14A NYLI MACKAY MUNI INCOME OPPORTUNITIES FUND 17 Oct 2025 08 Dec 2025 811-23905
N-23C3A Open N-23C3A document View SEC filing for N-23C3A NYLI MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 07 Oct 2025 07 Oct 2025 817-01502
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 23 Sep 2025 31 Jul 2025 811-23905
N-PX Open N-PX document View SEC filing for N-PX 27 Aug 2025 30 Jun 2025 811-23905
N-CSRS Open N-CSRS document View SEC filing for N-CSRS NYLI MACKAY MUNI INCOME OPPORTUNITIES FUND 08 Jul 2025 30 Apr 2025 811-23905
N-23C3A Open N-23C3A document View SEC filing for N-23C3A NYLI MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 07 Jul 2025 07 Jul 2025 817-01502
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 24 Jun 2025 30 Apr 2025 811-23905
424B3 Open 424B3 document View SEC filing for 424B3 MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 16 Jun 2025 333-274888
N-23C3A Open N-23C3A document View SEC filing for N-23C3A NYLI MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 07 Apr 2025 07 Apr 2025 817-01502
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 26 Mar 2025 31 Jan 2025 811-23905
24F-2NT Open 24F-2NT document View SEC filing for 24F-2NT 06 Mar 2025 31 Oct 2024 333-274888
486BPOS Open 486BPOS document | Open XBRL data View SEC filing for 486BPOS NYLI MACKAY MUNI INCOME OPPORTUNITIES FUND 25 Feb 2025 811-23905,333-274888
40-17G Open 40-17G document View SEC filing for 40-17G NEW YORK LIFE INVESTMENTS FUNDS 03 Feb 2025 811-23905
N-CEN Open N-CEN document View SEC filing for N-CEN 13 Jan 2025 31 Oct 2024 811-23905
N-CSR Open N-CSR document View SEC filing for N-CSR NYLI MACKAY MUNI INCOME OPPORTUNITIES FUND 07 Jan 2025 31 Oct 2024 811-23905
N-23C3A Open N-23C3A document View SEC filing for N-23C3A NYLI MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 07 Jan 2025 07 Jan 2025 817-01502
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 23 Dec 2024 31 Oct 2024 811-23905
424B3 Open 424B3 document View SEC filing for 424B3 NYLI MACKAY MUNI INCOME OPPORTUNITIES FUND 27 Nov 2024 333-274888
N-23C3A Open N-23C3A document View SEC filing for N-23C3A NYLI MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 07 Oct 2024 07 Oct 2024 817-01502
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 23 Sep 2024 31 Jul 2024 811-23905
N-PX Open N-PX document View SEC filing for N-PX 29 Aug 2024 30 Jun 2024 811-23905
N-23C3A Open N-23C3A document View SEC filing for N-23C3A MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 08 Jul 2024 08 Jul 2024 817-01502
N-CSRS Open N-CSRS document View SEC filing for N-CSRS MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 05 Jul 2024 30 Apr 2024 811-23905
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 24 Jun 2024 30 Apr 2024 811-23905
424B3 Open 424B3 document | Open XBRL data View SEC filing for 424B3 MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 10 Jun 2024 333-274888
40-17G Open 40-17G document View SEC filing for 40-17G MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 15 Apr 2024 811-23905
SC 13D Open SC 13D document View SEC filing for SC 13D NEW YORK LIFE INVESTMENT MANAGEMENT LLC 08 Apr 2024 005-94490
SC 13D Open SC 13D document View SEC filing for SC 13D NEW YORK LIFE INVESTMENT MANAGEMENT LLC 08 Apr 2024 005-94490
SC 13D Open SC 13D document View SEC filing for SC 13D NEW YORK LIFE INVESTMENT MANAGEMENT LLC 08 Apr 2024 005-94490
SC 13D Open SC 13D document View SEC filing for SC 13D NEW YORK LIFE INVESTMENT MANAGEMENT LLC 08 Apr 2024 005-94490
EFFECT Open EFFECT document View SEC filing for EFFECT 25 Mar 2024 333-274888
POS EX Open POS EX document View SEC filing for POS EX MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 25 Mar 2024 333-274888
4 Open 4 document View SEC filing for 4 4 25 Mar 2024 25 Mar 2024
4 Open 4 document View SEC filing for 4 4 25 Mar 2024 25 Mar 2024
4 Open 4 document View SEC filing for 4 4 25 Mar 2024 25 Mar 2024
4 Open 4 document View SEC filing for 4 4 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
3 Open 3 document View SEC filing for 3 3 25 Mar 2024 25 Mar 2024
424B3 Open 424B3 document View SEC filing for 424B3 MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 25 Mar 2024 333-274888
N-2/A Open N-2/A document | Open XBRL data View SEC filing for N-2/A MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 19 Mar 2024 811-23905,333-274888
N-2/A Open N-2/A document View SEC filing for N-2/A MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 05 Feb 2024 811-23905,333-274888
CORRESP Open CORRESP document View SEC filing for CORRESP 05 Feb 2024
APP ORDR Open APP ORDR document View SEC filing for APP ORDR 19 Jan 2024 812-15513
APP NTC Open APP NTC document View SEC filing for APP NTC 02 Jan 2024 812-15513
40-APP/A Open 40-APP/A document View SEC filing for 40-APP/A MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 14 Dec 2023 812-15513
40-APP Open 40-APP document View SEC filing for 40-APP MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 11 Oct 2023 812-15513
N-2 Open N-2 document View SEC filing for N-2 MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 06 Oct 2023 811-23905,333-274888
N-8A Open N-8A document View SEC filing for N-8A MAINSTAY MACKAY MUNICIPAL INCOME OPPORTUNITIES FUND 06 Oct 2023 811-23905

About this filer

NYLI MacKay Muni Income Opportunities Fund files with the SEC under CIK 0001995668. 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.
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Updates follow new EDGAR submissions and periodic data refreshes.

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