Market Cap

$64.07B

Current · Retrieved: Oct 26, 2026 · USD

AON Market Cap

Current$64.07BretrievedOct 26, 2026

AON Market Cap ($572.74M → $64.07B · CAGR +10.7%)

Latest values, visible window

High-resolution chart · PNG

AON market cap history

Daily history. Dates identify market observations.

Aon Market Cap — Daily history
Date	Market Cap
Sep 30, 2005	6,804,983,923
Sep 23, 2005	6,817,711,449
Sep 16, 2005	6,715,891,240
Sep 9, 2005	6,620,434,795
Sep 2, 2005	6,497,402,043
Aug 26, 2005	6,189,820,164
Aug 19, 2005	6,270,427,829
Aug 12, 2005	6,257,700,303
Aug 5, 2005	6,181,335,147
Jul 29, 2005	5,396,471,041
Jul 22, 2005	5,404,956,058
Jul 15, 2005	5,483,442,469
Jul 8, 2005	5,409,198,567
Jul 1, 2005	5,339,197,174
Jun 24, 2005	5,165,254,318
Jun 17, 2005	5,269,195,781
Jun 10, 2005	5,239,498,220
Jun 3, 2005	5,237,376,965
May 27, 2005	5,303,135,850
May 20, 2005	5,262,832,018
May 13, 2005	5,088,889,162
May 6, 2005	5,137,678,011
Apr 29, 2005	4,422,815,299
Apr 22, 2005	4,562,818,085
Apr 15, 2005	4,543,726,796
Apr 8, 2005	4,804,641,080
Apr 1, 2005	4,779,186,028
Mar 24, 2005	4,755,852,230
Mar 18, 2005	4,836,459,895
Mar 11, 2005	5,050,706,584
Mar 4, 2005	5,186,466,861
Feb 25, 2005	5,247,983,237
Feb 18, 2005	5,209,800,659
Feb 11, 2005	5,354,045,954
Feb 4, 2005	4,777,064,774
Jan 28, 2005	4,598,879,409
Jan 21, 2005	4,751,609,722
Jan 14, 2005	4,857,672,439
Jan 7, 2005	4,842,823,658
Dec 31, 2004	5,061,312,855
Dec 23, 2004	4,953,128,884
Dec 17, 2004	4,931,916,340
Dec 10, 2004	4,785,549,791
Dec 3, 2004	4,721,912,161
Nov 26, 2004	4,458,876,623
Nov 19, 2004	4,337,965,125
Nov 12, 2004	4,382,511,466
Nov 5, 2004	4,369,783,940
Oct 29, 2004	4,329,480,108
Oct 22, 2004	4,200,083,593
Oct 15, 2004	4,611,606,935
Oct 8, 2004	5,979,815,984
Oct 1, 2004	6,109,212,499
Sep 24, 2004	5,943,754,661
Sep 17, 2004	5,863,146,996
Sep 10, 2004	5,820,721,909
Sep 3, 2004	5,651,021,562
Aug 27, 2004	5,457,987,417
Aug 20, 2004	5,398,592,295
Aug 13, 2004	5,216,164,422
Aug 6, 2004	5,328,590,902
Jul 30, 2004	5,608,596,475
Jul 23, 2004	5,500,412,504
Jul 16, 2004	5,706,174,175
Jul 9, 2004	5,791,024,348
Jul 2, 2004	5,971,330,967
Jun 25, 2004	6,024,362,326
Jun 18, 2004	6,026,483,580
Jun 10, 2004	6,037,089,852
Jun 4, 2004	6,011,634,800
May 28, 2004	5,861,025,741
May 21, 2004	5,602,232,712
May 14, 2004	5,474,957,452
May 7, 2004	5,396,471,041
Apr 30, 2004	5,527,988,810
Apr 23, 2004	5,901,329,574
Apr 16, 2004	6,032,847,343
Apr 8, 2004	6,087,999,956
Apr 2, 2004	5,975,573,476
Mar 26, 2004	5,890,723,302
Mar 19, 2004	5,695,567,903
Mar 12, 2004	5,689,204,140
Mar 5, 2004	5,752,841,770
Feb 27, 2004	5,564,050,134
Feb 20, 2004	5,576,777,660
Feb 13, 2004	5,470,714,943
Feb 6, 2004	5,214,043,168
Jan 30, 2004	5,211,921,913
Jan 23, 2004	5,284,044,561
Jan 16, 2004	5,175,860,590
Jan 9, 2004	4,997,675,225
Jan 2, 2004	5,103,737,942
Dec 26, 2003	4,961,613,901
Dec 19, 2003	4,908,582,543
Dec 12, 2003	4,736,760,941
Dec 5, 2003	4,783,428,537
Nov 28, 2003	4,654,032,022
Nov 21, 2003	4,516,150,490
Nov 14, 2003	4,514,029,236
Nov 7, 2003	4,530,999,270