0001966513-25-000007.txt : 20250702 0001966513-25-000007.hdr.sgml : 20250702 20250702113343 ACCESSION NUMBER: 0001966513-25-000007 CONFORMED SUBMISSION TYPE: D PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: 06b ITEM INFORMATION: Investment Company Act Section 3(c) ITEM INFORMATION: Section 3(c)(1) FILED AS OF DATE: 20250702 DATE AS OF CHANGE: 20250702 EFFECTIVENESS DATE: 20250702 FILER: COMPANY DATA: COMPANY CONFORMED NAME: PROOF SIDE IV, LP CENTRAL INDEX KEY: 0002061596 ORGANIZATION NAME: EIN: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-550553 FILM NUMBER: 251099073 BUSINESS ADDRESS: STREET 1: 1550 CRYSTAL DRIVE SUITE 430 CITY: ARLINGTON STATE: VA ZIP: 22202 BUSINESS PHONE: 7035634100 MAIL ADDRESS: STREET 1: 1550 CRYSTAL DRIVE SUITE 430 CITY: ARLINGTON STATE: VA ZIP: 22202 D 1 primary_doc.xml X0708 D LIVE 0002061596 PROOF SIDE IV, LP 1550 CRYSTAL DRIVE SUITE 430 ARLINGTON VA VIRGINIA 22202 7035634100 DELAWARE None None Limited Partnership true 2024 JOHN C BACKUS, JR. 1550 CRYSTAL DRIVE SUITE 430 ARLINGTON VA VIRGINIA 22202 Director THANASIS DELISTATHIS 1550 CRYSTAL DRIVE SUITE 430 ARLINGTON VA VIRGINIA 22202 Director none PROOF GP IV, LLC 1550 CRYSTAL DRIVE SUITE 430 ARLINGTON VA VIRGINIA 22202 Director none PROOF MANAGEMENT, LLC 1550 CRYSTAL DRIVE SUITE 430 ARLINGTON VA VIRGINIA 22202 Executive Officer Pooled Investment Fund Venture Capital Fund false Decline to Disclose 06b 3C 3C.1 false 2025-06-19 false true false 0 Indefinite 561224 Indefinite false 3 0 0 20000 true false PROOF SIDE IV, LP Michael W Zarlenga MICHAEL W. ZARLENGA GENERAL COUNSEL 2025-07-02