Shares Out (Basic)

213.80M

Quarterly · Period ending: Jun 30, 2026

AON Shares Out (Basic)

Latest reported213.80Mperiod endingJun 30, 2026

AON Quarterly Shares Out (Basic) (221.05M → 213.80M)

Quarterly shares out (basic)

High-resolution chart · PNG

AON shares out (basic) history

Quarterly. Dates are reporting period ends; fiscal years can differ from calendar years.

Aon Shares Out (Basic) — Quarterly
Period ending	Shares Out (Basic)
Jun 30, 2001	263,636,364
Mar 31, 2001	257,142,857
Dec 31, 2000	257,142,857
Sep 30, 2000	260,377,358
Jun 30, 2000	258,000,000
Mar 31, 2000	259,574,468
Dec 31, 1999	259,574,468
Sep 30, 1999	260,000,000
Jun 30, 1999	263,700,000
Mar 31, 1999	261,800,000
Dec 31, 1998	261,800,000
Sep 30, 1998	260,900,000
Jun 30, 1998	258,300,000
Mar 31, 1998	257,100,000
Dec 31, 1997	256,972,000
Sep 30, 1997	256,522,000
Jun 30, 1997	252,812,500
Mar 31, 1997	250,525,000
Dec 31, 1996	253,673,000
Sep 30, 1996	245,904,000
Jun 30, 1996	246,803,000
Mar 31, 1996	246,579,000
Dec 31, 1995	246,201,828
Sep 30, 1995	242,982,000
Jun 30, 1995	243,656,000
Mar 31, 1995	244,331,000
Dec 31, 1994	244,331,000
Sep 30, 1994	255,000,000
Jun 30, 1994	259,411,765
Mar 31, 1994	227,237,000
Dec 31, 1993	227,237,000
Sep 30, 1993	259,333,333
Jun 30, 1993	255,161,290
Mar 31, 1993	254,285,714
Dec 31, 1992	254,285,714
Sep 30, 1992	240,370,370
Jun 30, 1992	234,482,759
Mar 31, 1992	230,303,030
Dec 31, 1991	225,714,286
Sep 30, 1991	215,862,069
Jun 30, 1991	218,928,571
Mar 31, 1991	219,629,630
Dec 31, 1990	219,629,630
Sep 30, 1990	227,777,778
Jun 30, 1990	225,172,414
Mar 31, 1990	226,538,462
Dec 31, 1989	219,948,718
Sep 30, 1989	222,307,692
Jun 30, 1989	219,642,857
Mar 31, 1989	214,800,000
Dec 31, 1988	214,800,000
Sep 30, 1988	214,210,526
Jun 30, 1988	214,583,333
Mar 31, 1988	215,000,000
Dec 31, 1987	215,000,000
Sep 30, 1987	215,238,095
Jun 30, 1987	224,782,609
Mar 31, 1987	227,894,737
Dec 31, 1986	220,621,951
Sep 30, 1986	229,047,619
Jun 30, 1986	229,047,619
Mar 31, 1986	227,647,059
Dec 31, 1985	227,647,059
Sep 30, 1985	221,052,632