BLAIR WILLIAM & CO/IL's ownership history for AON

BLAIR WILLIAM & CO/IL currently holds 529.8K shares with a market value of $188.9M. It started holding AON on 2024-09-30. At its peak, it held 592.5K shares on 2024-09-30. Its highest holding value was $221.4M on 2025-03-31. At its lowest, it held 529.8K shares on 2025-09-30, with a value of $188.9M on 2025-09-30. In the recent 180 days, BLAIR WILLIAM & CO/IL has decreased its shares by 25.0K. In the recent year, BLAIR WILLIAM & CO/IL has decreased its shares by 62.8K.