2,751 institutions reported holding $172.38B of Thermo Fisher Scientific Inc. (TMO) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($17.20B), BlackRock, Inc. ($15.50B), STATE STREET CORP ($8.44B), FMR LLC ($7.06B), MORGAN STANLEY ($5.40B). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30