1,240 institutions reported holding $27.08B of American Water Works Company Inc (AWK) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($3.45B), BlackRock, Inc. ($2.71B), WELLINGTON MANAGEMENT GROUP LLP ($1.96B), STATE STREET CORP ($1.57B), GQG Partners LLC ($1.17B). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30