Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

Mass General Brigham, Inc 13F Holdings -- Portfolio & Top Positions (2026-03-31)

Mass General Brigham, Inc (CIK 1678378) reported $468.9M across 5 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: ACWI ($292.7M, 62.42%), KRMN ($125.0M, 26.67%), RVMD ($33.5M, 7.14%), TNGX ($7.4M, 1.58%), MAZE ($7.2M, 1.53%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1ACWIISHARES TR$292.7M62.42%2.2MTrimmed
2KRMNKARMAN HLDGS INC$125.0M26.67%1.6MHold
3RVMDREVOLUTION MEDICINES INC$33.5M7.14%344,091Hold
4TNGXTANGO THERAPEUTICS INC$7.4M1.58%354,192Hold
5MAZEMAZE THERAPEUTICS INC$7.2M1.53%239,994Hold
6MEDLINE INC$3.1M0.67%70,357Added
7RBRKRUBRIK INC$00.00%0Exited

Source: SEC Form 13F filings · as of 2026-03-31