0001965573-25-000001.txt : 20250210 0001965573-25-000001.hdr.sgml : 20250210 20250207173631 ACCESSION NUMBER: 0001965573-25-000001 CONFORMED SUBMISSION TYPE: D/A PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: 06b ITEM INFORMATION: Investment Company Act Section 3(c) ITEM INFORMATION: Section 3(c)(1) ITEM INFORMATION: Section 3(c)(7) FILED AS OF DATE: 20250210 DATE AS OF CHANGE: 20250207 EFFECTIVENESS DATE: 20250210 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Pin Oak Opportunity Fund 4 Master, LP CENTRAL INDEX KEY: 0001965573 ORGANIZATION NAME: IRS NUMBER: 921810737 STATE OF INCORPORATION: TX FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D/A SEC ACT: 1933 Act SEC FILE NUMBER: 021-473255 FILM NUMBER: 25603023 BUSINESS ADDRESS: STREET 1: 510 BERING DR STE 100 CITY: HOUSTON STATE: TX ZIP: 77057 BUSINESS PHONE: 7138718300 MAIL ADDRESS: STREET 1: 510 BERING DR STE 100 CITY: HOUSTON STATE: TX ZIP: 77057 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Pin Oak Opportunity Fund 4 QP, LP CENTRAL INDEX KEY: 0001965577 ORGANIZATION NAME: IRS NUMBER: 921855531 STATE OF INCORPORATION: TX FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D/A SEC ACT: 1933 Act SEC FILE NUMBER: 021-473255-02 FILM NUMBER: 25603025 BUSINESS ADDRESS: STREET 1: 510 BERING DR STE100 CITY: HOUSTON STATE: TX ZIP: 77057 BUSINESS PHONE: 7138718300 MAIL ADDRESS: STREET 1: 510 BERING DR STE100 CITY: HOUSTON STATE: TX ZIP: 77057 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Pin Oak Opportunity Fund 4 AI, LP CENTRAL INDEX KEY: 0001965559 ORGANIZATION NAME: IRS NUMBER: 921830381 STATE OF INCORPORATION: TX FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D/A SEC ACT: 1933 Act SEC FILE NUMBER: 021-473255-01 FILM NUMBER: 25603024 BUSINESS ADDRESS: STREET 1: 510 BERING DR STE 100 CITY: HOUSTON STATE: TX ZIP: 77057 BUSINESS PHONE: 7138718300 MAIL ADDRESS: STREET 1: 510 BERING DR STE 100 CITY: HOUSTON STATE: TX ZIP: 77057 D/A 1 primary_doc.xml X0708 D/A LIVE 0001965573 Pin Oak Opportunity Fund 4 Master, LP 510 BERING DR STE 100 HOUSTON TX TEXAS 77057 7138718300 TEXAS None None Limited Partnership true 2023 0001965577 Pin Oak Opportunity Fund 4 QP, LP 510 BERING DR STE100 HOUSTON TX TEXAS 77057 7138718300 TEXAS None None Limited Partnership true 2023 0001965559 Pin Oak Opportunity Fund 4 AI, LP 510 BERING DR STE 100 HOUSTON TX TEXAS 77057 7138718300 TEXAS None None Limited Partnership true 2023 Barrett Rouse 510 Bering Dr, Suite 100 Houston TX TEXAS 77057 Promoter manager of the fund's general partner Pooled Investment Fund Private Equity Fund false Decline to Disclose 06b 3C 3C.1 3C.7 true 0001965573-24-000001 2023-05-22 true true false 50000 Indefinite 9520000 Indefinite false 43 0 0 0 false Pin Oak Opportunity Fund 4 Master, LP dan estes Dan Estes CCO 2025-02-07 Pin Oak Opportunity Fund 4 QP, LP dan estes Dan Estes CCO 2025-02-07 Pin Oak Opportunity Fund 4 AI, LP dan estes Dan Estes CCO 2025-02-07