0002136292-26-000001.txt : 20260710 0002136292-26-000001.hdr.sgml : 20260710 20260710161431 ACCESSION NUMBER: 0002136292-26-000001 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)(1) ITEM INFORMATION: Section 3(c)(7) FILED AS OF DATE: 20260710 DATE AS OF CHANGE: 20260710 EFFECTIVENESS DATE: 20260710 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Winterbird Co-Invest (ES) LP CENTRAL INDEX KEY: 0002136292 ORGANIZATION NAME: EIN: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-590393 FILM NUMBER: 261168876 BUSINESS ADDRESS: STREET 1: 420 BOYLSTON STREET, SUITE 405 CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: 617-468-5406 MAIL ADDRESS: STREET 1: 420 BOYLSTON STREET, SUITE 405 CITY: BOSTON STATE: MA ZIP: 02116 D 1 primary_doc.xml X0708 D LIVE 0002136292 Winterbird Co-Invest (ES) LP 420 BOYLSTON STREET SUITE 405 BOSTON MA MASSACHUSETTS 02116 617-468-5406 DELAWARE None None Limited Partnership true 2026 N/A Winterbird Investments GP LP 420 Boylston Street Suite 405 Boston MA MASSACHUSETTS 02116 Executive Officer GP of Issuer Eric Ahlgren 420 Boylston Street Suite 405 Boston MA MASSACHUSETTS 02116 Director Managing Member of the GP of the GP of Issuer Pooled Investment Fund Private Equity Fund false Decline to Disclose 06b 3C 3C.1 3C.7 false true false true true false 0 Indefinite 0 Indefinite false 0 0 true 0 true 0 true false Winterbird Co-Invest (ES) LP Eric Ahlgren Eric Ahlgren Managing Member of the GP of the GP of Issuer 2026-07-10