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Aon shares owned by Diamond Hill Capital Management

Quarter-by-quarter ownership of Aon (AON) shares owned by Diamond Hill Capital Management from 13F filings

Historical chart of Diamond Hill Capital Management investment in Aon

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All positions including Aon held by Diamond Hill Capital Management consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Aon by Diamond Hill Capital Management

Quarter filed Position value Share count Share price at filing
2025-09-30 $558M 1.6M 356.58
2025-06-30 $562M 1.6M 356.76
2025-03-31 $484M 1.2M 399.09
2024-12-31 $448M 1.2M 359.16
2024-09-30 $336M 972k 345.99