420 institutions reported holding $4.66B of KNIFE RIVER CORP (KNF) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($609.8M), VANGUARD GROUP INC ($491.7M), PRICE T ROWE ASSOCIATES INC /MD/ ($428.0M), Capital World Investors ($271.4M), BAILLIE GIFFORD & CO ($229.1M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30