0002105504-26-000001.txt : 20260120 0002105504-26-000001.hdr.sgml : 20260120 20260120064516 ACCESSION NUMBER: 0002105504-26-000001 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)(7) FILED AS OF DATE: 20260120 DATE AS OF CHANGE: 20260120 EFFECTIVENESS DATE: 20260120 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Sounion PSI Master Fund LP CENTRAL INDEX KEY: 0002105504 ORGANIZATION NAME: EIN: 000000000 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-570360 FILM NUMBER: 26541065 BUSINESS ADDRESS: ADDRESS IS A NON US LOCATION: YES STREET 1: C/O WALKERS CORPORATE LIMITED STREET 2: 190 ELGIN AVENUE, GEORGE TOWN CITY: GRAND CAYMAN PROVINCE COUNTRY: E9 ZIP: KY1-9008 BUSINESS PHONE: 1 603 601 4018 MAIL ADDRESS: ADDRESS IS A NON US LOCATION: YES STREET 1: C/O WALKERS CORPORATE LIMITED STREET 2: 190 ELGIN AVENUE, GEORGE TOWN CITY: GRAND CAYMAN PROVINCE COUNTRY: E9 ZIP: KY1-9008 D 1 primary_doc.xml X0708 D LIVE 0002105504 Sounion PSI Master Fund LP C/O WALKERS CORPORATE LIMITED 190 ELGIN AVENUE, GEORGE TOWN GRAND CAYMAN E9 CAYMAN ISLANDS KY1-9008 1 603 601 4018 CAYMAN ISLANDS None None Other Exempted limited partnership true 2025 N/A Sounion General Partner LLC c/o The Corporation Trust Company Corporation Trust Center, 1209 Orange St Wilmington DE DELAWARE 19801 Promoter General Partner of the Issuer (the "General Partner") N/A Sounion Capital Management, LLC c/o The Corporation Trust Company Corporation Trust Center, 1209 Orange St Wilmington DE DELAWARE 19801 Promoter Investment Manager of the Issuer (the "Investment Manager") Pak Lui 51 Holland Street Niddry Lodge London X0 UNITED KINGDOM W8 7JB Director Manager of the General Partner Mark Longtin 60 Dow Road Hollis NH NEW HAMPSHIRE 03049 Director Manager of the General Partner Christopher Wong 60 Dow Road Hollis NH NEW HAMPSHIRE 03049 Director Manager of the General Partner Pooled Investment Fund Other Investment Fund false Decline to Disclose 06b 3C 3C.7 false 2026-01-02 true true false 100000 Indefinite 2500000 Indefinite false 1 0 0 0 The Investment Manager is entitled to receive a management fee as outlined in the Issuer's offering material. false Sounion PSI Master Fund LP /s/ Pak Lui Pak Lui Manager of the General Partner 2026-01-15