AON (AON PLC) is held by 303 institutional investors as of Q1 2026. Largest holders: BlackRock, Inc. ($5.2B), Capital World Investors ($3.7B), STATE STREET CORP ($3B). Net institutional sentiment: Mixed.
See how AON's score breaks down across 4 SEC sources
Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer