0001769190-21-000001.txt : 20210513 0001769190-21-000001.hdr.sgml : 20210513 20210513113150 ACCESSION NUMBER: 0001769190-21-000001 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210512 FILED AS OF DATE: 20210513 DATE AS OF CHANGE: 20210513 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Lawlor John J CENTRAL INDEX KEY: 0001769190 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 811-22551 FILM NUMBER: 21917974 MAIL ADDRESS: STREET 1: 1345 AVENUE OF THE AMERICAS CITY: NEW YORK STATE: NY ZIP: 10105 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MainStay MacKay DefinedTerm Municipal Opportunities Fund CENTRAL INDEX KEY: 0001518557 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 0531 BUSINESS ADDRESS: STREET 1: 51 MADISON AVENUE CITY: NEW YORK STATE: NY ZIP: 10010 BUSINESS PHONE: 212-576-7000 MAIL ADDRESS: STREET 1: 51 MADISON AVENUE CITY: NEW YORK STATE: NY ZIP: 10010 FORMER COMPANY: FORMER CONFORMED NAME: MainStay DefinedTerm Municipal Opportunities Fund DATE OF NAME CHANGE: 20120417 FORMER COMPANY: FORMER CONFORMED NAME: MainStay DefinedTerm Municipal High Income Fund DATE OF NAME CHANGE: 20110419 4 1 primary_doc.xml PRIMARY DOCUMENT X0306 4 2021-05-12 0 0001518557 MainStay MacKay DefinedTerm Municipal Opportunities Fund MMD 0001769190 Lawlor John J 1345 AVENUE OF THE AMERICAS NEW YORK NY 10105 0 0 0 1 Portfolio Manager Shares of beneficial interest 2021-05-12 4 S 0 3000 22.6621 D 0 D /s/ Thomas C. Humbert, Jr., Attorney-in-Fact 2021-05-13