0001678378-21-000001.txt : 20210208 0001678378-21-000001.hdr.sgml : 20210208 20210208142805 ACCESSION NUMBER: 0001678378-21-000001 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20201231 FILED AS OF DATE: 20210208 DATE AS OF CHANGE: 20210208 EFFECTIVENESS DATE: 20210208 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: 21600852 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 true 0001678378 XXXXXXXX 12-31-2020 12-31-2020 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 Ashland MA 02-08-2021 0 33 472761 false INFORMATION TABLE 2 dec2020edgarfiling.xml ISHARES MSCI ACWI ETF ETF 464288257 76850 847113 PRN SOLE 0 0 0 0 ISHARES CORE SP 500 ETF ETF 464287200 227050 604838 PRN SOLE 0 0 0 0 ISHARES CORE U.S. AGGREGATE ETF ETF 464287226 168861 1428724 PRN SOLE 0 0 0 0