0000899243-21-040258.txt : 20211014 0000899243-21-040258.hdr.sgml : 20211014 20211014170103 ACCESSION NUMBER: 0000899243-21-040258 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210824 FILED AS OF DATE: 20211014 DATE AS OF CHANGE: 20211014 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: NORTHWESTERN MUTUAL LIFE INSURANCE CO CENTRAL INDEX KEY: 0000073076 STATE OF INCORPORATION: WI FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 811-21080 FILM NUMBER: 211323858 BUSINESS ADDRESS: STREET 1: 720 E WISCONSIN AVENUE CITY: MILWAUKEE STATE: WI ZIP: 53202 BUSINESS PHONE: 4142992508 MAIL ADDRESS: STREET 1: 720 EAST WISCONSIN AVENUE CITY: MILWAUKEE STATE: WI ZIP: 53202 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND CENTRAL INDEX KEY: 0001171471 IRS NUMBER: 030426532 FISCAL YEAR END: 1031 BUSINESS ADDRESS: STREET 1: 2020 CALAMOS COURT STREET 2: C/O CALAMOS ADVISORS LLC CITY: NAPERVILLE STATE: IL ZIP: 60653 BUSINESS PHONE: 6302451046 MAIL ADDRESS: STREET 1: 2020 CALAMOS COURT STREET 2: C/O CALAMOS ADVISORS LLC CITY: NAPERVILLE STATE: IL ZIP: 60653 3 1 doc3.xml FORM 3 SUBMISSION X0206 3 2021-08-24 0 0001171471 CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND CHI 0000073076 NORTHWESTERN MUTUAL LIFE INSURANCE CO 720 EAST WISCONSIN AVENUE MILWAUKEE WI 53202 0 0 1 0 Series D Mandatory Redeemable Preferred Shares 480000 D /s/ Douglas D. Timmer 2021-10-14