0002152357-26-000001.txt : 20260902 0002152357-26-000001.hdr.sgml : 20260902 20260902162056 ACCESSION NUMBER: 0002152357-26-000001 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) FILED AS OF DATE: 20260902 DATE AS OF CHANGE: 20260902 EFFECTIVENESS DATE: 20260902 FILER: COMPANY DATA: COMPANY CONFORMED NAME: PROOF IV ONBI LLC CENTRAL INDEX KEY: 0002152357 ORGANIZATION NAME: EIN: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-596240 FILM NUMBER: 261355096 BUSINESS ADDRESS: STREET 1: 1550 CRYSTAL DRIVE SUITE 430 CITY: ARLINGTON STATE: VA ZIP: 22202 BUSINESS PHONE: 703-563-4100 MAIL ADDRESS: STREET 1: 1550 CRYSTAL DRIVE SUITE 430 CITY: ARLINGTON STATE: VA ZIP: 22202 D 1 primary_doc.xml X0708 D LIVE 0002152357 PROOF IV ONBI LLC 1550 CRYSTAL DRIVE SUITE 430 ARLINGTON VA VIRGINIA 22202 703-563-4100 DELAWARE None None Limited Liability Company true 2026 Thanasis Delistathis 1550 Crystal Drive Suite 430 Arlington VA VIRGINIA 22202 Director John F Burke 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 2026-08-31 false true false 0 840000 840000 0 false 4 0 0 40000 false PROOF IV ONBI LLC MICHAEL W ZARLENGA MICHAEL W ZARLENGA General Counsel 2026-09-02