Marshall Wace »

Aon shares owned by Marshall Wace

Quarter-by-quarter ownership of Aon (AON) shares owned by Marshall Wace from 13F filings

Historical chart of Marshall Wace investment in Aon

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All positions including Aon held by Marshall Wace consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Aon by Marshall Wace

Quarter filed Position value Share count Share price at filing
2025-09-30 $13M 35k 356.58
2025-06-30 $86M 242k 356.76
2025-03-31 $12M 30k 399.09
2024-12-31 $81M 227k 359.16
2024-09-30 $6.8M 20k 345.99
2024-06-30 $4.3M 15k 293.58
2022-12-31 $5.1M 17k 300.14
2021-12-31 $24M 81k 300.56
2021-09-30 $371k 1.3k 285.82
2021-06-30 $84M 352k 238.76
2021-03-31 $79M 345k 230.11
2020-06-30 $3.2M 16k 192.57