Dimensional Fund Advisors’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
$411M Sell
1,240,634
-13,135
-1% -$4.24M 0.07% 261
2026
Q1
$405M Buy
1,253,769
+213,051
+20% +$70.8M 0.08% 231
2025
Q4
$367M Buy
1,040,718
+96,885
+10% +$33.8M 0.08% 253
2025
Q3
$337M Buy
943,833
+47,335
+5% +$17.1M 0.07% 278
2025
Q2
$320M Buy
896,498
+83,785
+10% +$30.4M 0.07% 267
2025
Q1
$324M Buy
812,713
+75,797
+10% +$29.1M 0.08% 235
2024
Q4
$265M Buy
736,916
+70,137
+11% +$25.8M 0.06% 341
2024
Q3
$231M Buy
666,779
+10,835
+2% +$3.54M 0.06% 409
2024
Q2
$193M Buy
655,944
+46,560
+8% +$13.8M 0.05% 467
2024
Q1
$203M Sell
609,384
-156,153
-20% -$48.4M 0.06% 434
2023
Q4
$223M Buy
765,537
+5,770
+0.8% +$1.85M 0.07% 340
2023
Q3
$246M Buy
759,767
+4,806
+0.6% +$1.59M 0.08% 233
2023
Q2
$261M Sell
754,961
-46,570
-6% -$15.1M 0.08% 232
2023
Q1
$253M Sell
801,531
-129,567
-14% -$40.1M 0.09% 225
2022
Q4
$279K Sell
931,098
-63,727
-6% -$18.6M 0.08% 195
2022
Q3
$267M Buy
994,825
+4,557
+0.5% +$1.29M 0.1% 174
2022
Q2
$267M Sell
990,268
-84,618
-8% -$24.3M 0.1% 195
2022
Q1
$350M Sell
1,074,886
-86,021
-7% -$25M 0.11% 156
2021
Q4
$349M Sell
1,160,907
-28,620
-2% -$8.58M 0.11% 162
2021
Q3
$340M Buy
1,189,527
+7,273
+0.6% +$1.95M 0.11% 141
2021
Q2
$282M Buy
1,182,254
+109,742
+10% +$26.8M 0.09% 200
2021
Q1
$247M Buy
1,072,512
+23,796
+2% +$5.24M 0.08% 246
2020
Q4
$222M Buy
1,048,716
+109,239
+12% +$22.3M 0.08% 244
2020
Q3
$194M Buy
939,477
+45,339
+5% +$9.05M 0.08% 213
2020
Q2
$172M Buy
894,138
+57,628
+7% +$10.7M 0.08% 236
2020
Q1
$138M Buy
836,510
+40,414
+5% +$8.27M 0.07% 240
2019
Q4
$166M Buy
796,096
+5,287
+0.7% +$1.05M 0.06% 368
2019
Q3
$153M Buy
790,809
+52,349
+7% +$10.1M 0.06% 374
2019
Q2
$143M Buy
738,460
+15,456
+2% +$2.8M 0.06% 409
2019
Q1
$123M Buy
723,004
+23,854
+3% +$3.87M 0.05% 495
2018
Q4
$102M Buy
699,150
+40,993
+6% +$6.37M 0.05% 537
2018
Q3
$101M Buy
658,157
+4,070
+0.6% +$595K 0.04% 699
2018
Q2
$89.7M Buy
654,087
+10,248
+2% +$1.44M 0.04% 752
2018
Q1
$90.3M Sell
643,839
-3,645
-0.6% -$511K 0.04% 694
2017
Q4
$86.8M Sell
647,484
-15,043
-2% -$2.14M 0.04% 729
2017
Q3
$96.8M Sell
662,527
-2,821
-0.4% -$394K 0.04% 604
2017
Q2
$88.5M Buy
665,348
+6,515
+1% +$824K 0.04% 617
2017
Q1
$78.2M Buy
658,833
+30,970
+5% +$3.57M 0.04% 703
2016
Q4
$70M Buy
627,863
+3,186
+0.5% +$355K 0.04% 755
2016
Q3
$70.3M Buy
624,677
+25,067
+4% +$2.76M 0.04% 697
2016
Q2
$65.5M Buy
599,610
+17,920
+3% +$1.9M 0.04% 695
2016
Q1
$60.8M Buy
581,690
+34,519
+6% +$3.23M 0.04% 710
2015
Q4
$50.5M Buy
547,171
+10,357
+2% +$965K 0.03% 845
2015
Q3
$47.6M Buy
536,814
+44,121
+9% +$4.27M 0.03% 845
2015
Q2
$49.1M Buy
492,693
+6,223
+1% +$623K 0.03% 879
2015
Q1
$46.8M Buy
486,470
+1,659
+0.3% +$161K 0.03% 896
2014
Q4
$46M Buy
484,811
+6,960
+1% +$622K 0.03% 844
2014
Q3
$41.9M Sell
477,851
-21,463
-4% -$1.87M 0.03% 841
2014
Q2
$45M Buy
499,314
+371
+0.1% +$32.1K 0.03% 803
2014
Q1
$42M Buy
498,943
+1,091
+0.2% +$90.8K 0.03% 801
2013
Q4
$41.8M Sell
497,852
-9,055
-2% -$717K 0.03% 760
2013
Q3
$37.7M Buy
506,907
+528
+0.1% +$36.2K 0.03% 749
2013
Q2
$32.6M Buy
+506,379
New +$32.1M 0.03% 794

Other funds holding AON

Dimensional Fund Advisors's AON Position: Q2 2026 in Review

Dimensional Fund Advisors reduced its Aon (AON) stake by 1% in Q2 2026, selling an estimated $4.24M and leaving 1,240,634 shares worth $411M. The position accounts for 0.07% of the portfolio, ranked #261.

Dimensional Fund Advisors first reported a position in AON in Q2 2013 and has held it in 53 quarters since. 1,255 funds tracked by Wall St. Rank hold AON as of Q2 2026.

  • Dimensional Fund Advisors held 1,240,634 shares of Aon worth $411M as of Q2 2026.
  • Dimensional Fund Advisors sold 13,135 Aon shares in Q2 2026, an estimated $4.24M.
  • Aon made up 0.07% of Dimensional Fund Advisors's portfolio in Q2 2026, its #261 holding.
  • Dimensional Fund Advisors first reported a position in Aon in Q2 2013 and has held it in 53 quarters since.
  • 1,255 funds tracked by Wall St. Rank held Aon as of Q2 2026.

Based on Dimensional Fund Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.