24 institutions reported holding $17.7M of IBERDROLA S A (IBDRY) in SEC 13F filings for 2026-06-30. Largest institutional holders: SIT INVESTMENT ASSOCIATES INC ($5.5M), RHUMBLINE ADVISERS ($3.4M), Capital Innovations LLC ($3.0M), Cardinal Capital Management, Inc. ($2.1M), GAMMA Investing LLC ($1.2M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30