Market Cap

$64.07B

Current · Retrieved: Oct 27, 2026 · USD

AON Market Cap

Current$64.07BretrievedOct 27, 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
Jul 1, 1988	1,656,699,640
Jun 24, 1988	1,610,032,044
Jun 17, 1988	1,595,183,264
Jun 10, 1988	1,610,032,044
Jun 3, 1988	1,563,364,449
May 27, 1988	1,516,696,853
May 20, 1988	1,508,211,836
May 13, 1988	1,508,211,836
May 6, 1988	1,444,574,206
Apr 29, 1988	1,578,213,229
Apr 22, 1988	1,531,545,633
Apr 15, 1988	1,563,364,449
Apr 8, 1988	1,554,879,431
Mar 31, 1988	1,571,849,466
Mar 25, 1988	1,531,545,633
Mar 18, 1988	1,633,365,842
Mar 11, 1988	1,627,002,079
Mar 4, 1988	1,665,184,657
Feb 26, 1988	1,650,335,877
Feb 19, 1988	1,610,032,044
Feb 12, 1988	1,531,545,633
Feb 5, 1988	1,540,030,651
Jan 29, 1988	1,438,210,443
Jan 22, 1988	1,406,391,627
Jan 15, 1988	1,484,878,038
Jan 8, 1988	1,476,393,021
Dec 31, 1987	1,438,210,443
Dec 24, 1987	1,493,363,055
Dec 18, 1987	1,391,542,847
Dec 11, 1987	1,296,086,402
Dec 4, 1987	1,414,876,645
Nov 27, 1987	1,508,211,836
Nov 20, 1987	1,493,363,055
Nov 13, 1987	1,406,391,627
Nov 6, 1987	1,414,876,645
Oct 30, 1987	1,453,059,223
Oct 23, 1987	1,461,544,240
Oct 16, 1987	1,697,003,472
Oct 9, 1987	1,688,518,455
Oct 2, 1987	1,807,308,698
Sep 25, 1987	1,760,641,102
Sep 18, 1987	1,728,822,287
Sep 11, 1987	1,775,489,883
Sep 4, 1987	1,815,793,715
Aug 28, 1987	1,868,825,074
Aug 21, 1987	1,868,825,074
Aug 14, 1987	1,807,308,698
Aug 7, 1987	1,705,488,489
Jul 31, 1987	1,728,822,287
Jul 24, 1987	1,705,488,489
Jul 17, 1987	1,775,489,883
Jul 10, 1987	1,697,003,472
Jul 2, 1987	1,650,335,877
Jun 26, 1987	1,665,184,657
Jun 19, 1987	1,688,518,455
Jun 12, 1987	1,697,003,472
Jun 5, 1987	1,578,213,229
May 29, 1987	1,548,515,668
May 22, 1987	1,493,363,055
May 15, 1987	1,499,726,818
May 8, 1987	1,540,030,651
May 1, 1987	1,571,849,466
Apr 24, 1987	1,525,181,870
Apr 16, 1987	1,554,879,431
Apr 10, 1987	1,688,518,455
Apr 3, 1987	1,743,671,067
Mar 27, 1987	1,752,156,085
Mar 20, 1987	1,798,823,680
Mar 13, 1987	1,771,247,374
Mar 6, 1987	1,790,338,663
Feb 27, 1987	1,811,551,206
Feb 20, 1987	1,845,491,276
Feb 13, 1987	1,822,157,478
Feb 6, 1987	1,822,157,478
Jan 30, 1987	1,843,370,021
Jan 23, 1987	1,877,310,091
Jan 16, 1987	1,923,977,686
Jan 9, 1987	1,896,401,380
Jan 2, 1987	1,739,428,559
Dec 26, 1986	1,682,154,692
Dec 19, 1986	1,775,489,883
Dec 12, 1986	1,775,489,883
Dec 5, 1986	1,743,671,067
Nov 28, 1986	1,728,822,287
Nov 21, 1986	1,720,337,270
Nov 14, 1986	1,720,337,270
Nov 7, 1986	1,794,581,172
Oct 31, 1986	1,760,641,102
Oct 24, 1986	1,752,156,085
Oct 17, 1986	1,803,066,189
Oct 10, 1986	1,822,157,478
Oct 3, 1986	1,790,338,663
Sep 26, 1986	1,737,307,304
Sep 19, 1986	1,697,003,472
Sep 12, 1986	1,673,669,674
Sep 5, 1986	1,826,399,987
Aug 29, 1986	1,845,491,276
Aug 22, 1986	1,866,703,819
Aug 15, 1986	1,826,399,987
Aug 8, 1986	1,822,157,478