0001678378-21-000002.txt : 20210412 0001678378-21-000002.hdr.sgml : 20210412 20210412095234 ACCESSION NUMBER: 0001678378-21-000002 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20210331 FILED AS OF DATE: 20210412 DATE AS OF CHANGE: 20210412 EFFECTIVENESS DATE: 20210412 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Mass General Brigham, Inc CENTRAL INDEX KEY: 0001678378 IRS NUMBER: 043230035 STATE OF INCORPORATION: MA FISCAL YEAR END: 0930 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-17485 FILM NUMBER: 21819646 BUSINESS ADDRESS: STREET 1: 101 MERRIMAC STREET STREET 2: 8TH FLOOR INVESTMENT OFFICE CITY: BOSTON STATE: MA ZIP: 02114 BUSINESS PHONE: 8572777268 MAIL ADDRESS: STREET 1: 101 MERRIMAC STREET STREET 2: 8TH FLOOR INVESTMENT OFFICE CITY: BOSTON STATE: MA ZIP: 02114 FORMER COMPANY: FORMER CONFORMED NAME: Partners HealthCare System, Inc DATE OF NAME CHANGE: 20160628 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001678378 XXXXXXXX 03-31-2021 03-31-2021 Mass General Brigham, Inc

101 MERRIMAC STREET 8TH FLOOR INVESTMENT OFFICE BOSTON MA 02114

13F HOLDINGS REPORT 028-17485 N William X. Kane 857-277-7268 William X. Kane Boston MA 04-12-2021 0 33 639420 false INFORMATION TABLE 2 mar2021edgarfiling.xml ISHARES MSCI ACWI ETF ETF 464288257 80603 847113 PRN SOLE 0 0 0 0 ISHARES CORE SP 500 ETF ETF 464287200 326152 819849 PRN SOLE 0 0 0 0 ISHARES CORE U.S. AGGREGATE ETF ETF 464287226 232665 2043973 PRN SOLE 0 0 0 0