0000950142-26-002584.txt : 20260924 0000950142-26-002584.hdr.sgml : 20260924 20260924172636 ACCESSION NUMBER: 0000950142-26-002584 CONFORMED SUBMISSION TYPE: D PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: Rule 506(b) provides a "safer harbor" for a private offering ITEM INFORMATION: Investment Company Act Section 3(c) ITEM INFORMATION: Section 3(c)(7) FILED AS OF DATE: 20260924 DATE AS OF CHANGE: 20260924 EFFECTIVENESS DATE: 20260924 FILER: COMPANY DATA: COMPANY CONFORMED NAME: OSP Co-Invest III, LP - IMSAR Series CENTRAL INDEX KEY: 0002155330 ORGANIZATION NAME: EIN: 425041386 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-598799 FILM NUMBER: 261405701 BUSINESS ADDRESS: STREET 1: 450 PARK AVENUE STREET 2: 22ND FLOOR CITY: NEW YORK STATE: NY ZIP: 10022 BUSINESS PHONE: 212-433-3050 MAIL ADDRESS: STREET 1: 450 PARK AVENUE STREET 2: 22ND FLOOR CITY: NEW YORK STATE: NY ZIP: 10022 D 1 primary_doc.xml X0708 D LIVE 0002155330 OSP Co-Invest III, LP - IMSAR Series 450 PARK AVENUE 22ND FLOOR NEW YORK NY NEW YORK 10022 212-433-3050 DELAWARE None None Limited Partnership true 2026 Joe Benavides 450 Park Avenue 22nd Floor New York NY NEW YORK 10022 Executive Officer Sole Member of the General Partner of the General Partner of the Issuer Julie Marracino 450 Park Avenue 22nd Floor New York NY NEW YORK 10022 Promoter Pooled Investment Fund Private Equity Fund false Decline to Disclose 06b 3C 3C.7 false true false true true false 1 Indefinite 0 Indefinite false 0 0 0 0 false OSP Co-Invest III, LP - IMSAR Series /s/ Joe Benavides Joe Benavides Sole Member of the GP of the GP of the Issuer 2026-09-24