Illinois Municipal Retirement Fund’s Aon AON Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$5.08M Sell
15,323
-157
-1% -$50.6K 0.06% 375
2026
Q1
$5M Buy
15,480
+768
+5% +$255K 0.06% 335
2025
Q4
$5.19M Buy
14,712
+1,231
+9% +$430K 0.07% 316
2025
Q3
$4.81M Buy
13,481
+1,755
+15% +$635K 0.06% 346
2025
Q2
$4.18M Buy
11,726
+4,469
+62% +$1.62M 0.06% 351
2025
Q1
$2.9M Hold
7,257
– – 0.04% 426
2024
Q4
$2.61M Hold
7,257
– – 0.04% 465
2024
Q3
$2.51M Hold
7,257
– – 0.04% 476
2024
Q2
$2.13M Hold
7,257
– – 0.03% 513
2024
Q1
$2.42M Sell
7,257
-4,152
-36% -$1.29M 0.04% 464
2023
Q4
$3.32M Hold
11,409
– – 0.06% 353
2023
Q3
$3.7M Hold
11,409
– – 0.07% 306
2023
Q2
$3.94M Sell
11,409
-909
-7% -$295K 0.08% 299
2023
Q1
$3.88M Sell
12,318
-3,873
-24% -$1.2M 0.08% 293
2022
Q4
$4.86M Hold
16,191
– – 0.11% 251
2022
Q3
$4.34M Hold
16,191
– – 0.11% 247
2022
Q2
$4.37M Buy
16,191
+6,615
+69% +$1.9M 0.1% 256
2022
Q1
$3.12M Hold
9,576
– – 0.09% 263
2021
Q4
$2.88M Buy
9,576
+2,265
+31% +$679K 0.08% 276
2021
Q3
$2.09M Hold
7,311
– – 0.08% 298
2021
Q2
$1.75M Hold
7,311
– – 0.07% 323
2021
Q1
$1.68M Hold
7,311
– – 0.07% 308
2020
Q4
$1.54M Buy
7,311
+3,401
+87% +$694K 0.07% 314
2020
Q3
$807K Buy
+3,910
New +$781K 0.11% 251
2020
Q1
– Sell
-3,755
Closed -$782K – 197
2019
Q4
$782K Buy
+3,755
New +$744K 0.3% 177

Other funds holding AON

Illinois Municipal Retirement Fund's AON Position: Q2 2026 in Review

Illinois Municipal Retirement Fund reduced its Aon (AON) stake by 1% in Q2 2026, selling an estimated $50.6K and leaving 15,323 shares worth $5.08M. The position accounts for 0.06% of the portfolio, ranked #375.

Illinois Municipal Retirement Fund first reported a position in AON in Q4 2019 and has held it in 25 quarters since. The position peaked at $5.19M in Q4 2025. 1,269 funds tracked by Wall St. Rank hold AON as of Q2 2026.

  • Illinois Municipal Retirement Fund held 15,323 shares of Aon worth $5.08M as of Q2 2026.
  • Illinois Municipal Retirement Fund sold 157 Aon shares in Q2 2026, an estimated $50.6K.
  • Aon made up 0.06% of Illinois Municipal Retirement Fund's portfolio in Q2 2026, its #375 holding.
  • Illinois Municipal Retirement Fund first reported a position in Aon in Q4 2019 and has held it in 25 quarters since.
  • Illinois Municipal Retirement Fund's Aon position peaked at $5.19M in Q4 2025.
  • 1,269 funds tracked by Wall St. Rank held Aon as of Q2 2026.

Based on Illinois Municipal Retirement Fund's 13F filing for Q2 2026, filed 12 Aug 2026.