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Marquette Asset Management’s Aon AON Stock Holding History

Marquette Asset Management’s Portfolio AON Stock Details AON Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$7.63K Buy
+23
New +$7.42K ﹤0.01% 358
2025
Q4 		– Sell
-18
Closed -$6.42K – 715
2025
Q3 		$6.42K Buy
+18
New +$6.51K ﹤0.01% 288

Other funds holding AON

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Mitsubishi UFJ Asset Management
Mitsubishi UFJ Asset Management Tokyo, Japan $180B AUM 37.51% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
VAM
Veritas Asset Management London, United Kingdom $5.56B AUM 3.46% 1-Year Est. Return
Mawer Investment Management
Mawer Investment Management Calgary, Alberta, Canada $14.7B AUM 12.5% 1-Year Est. Return
Diamond Hill Capital Management
Diamond Hill Capital Management Columbus, Ohio $12.5B AUM 7.49% 1-Year Est. Return
CGI
Comgest Global Investors Paris, France $4.55B AUM 11.62% 1-Year Est. Return

Marquette Asset Management's AON Position: Q2 2026 in Review

Marquette Asset Management opened a new position in Aon (AON) in Q2 2026: 23 shares worth $7.63K. The stake represents ﹤0.01% of the portfolio and ranks #358 among its holdings. This is a return to the name: Marquette Asset Management previously reported a position in AON as recently as Q3 2025.

Marquette Asset Management first reported a position in AON in Q3 2025 and has held it in 2 quarters since. 715 funds tracked by Wall St. Rank hold AON as of Q2 2026.

  • Marquette Asset Management held 23 shares of Aon worth $7.63K as of Q2 2026.
  • Aon was a new Marquette Asset Management position in Q2 2026.
  • Aon made up ﹤0.01% of Marquette Asset Management's portfolio in Q2 2026, its #358 holding.
  • Marquette Asset Management first reported a position in Aon in Q3 2025 and has held it in 2 quarters since.
  • 715 funds tracked by Wall St. Rank held Aon as of Q2 2026.

Based on Marquette Asset Management's 13F filing for Q2 2026, filed 9 Jul 2026.