Aon plc Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jan 30, 2026	353.23	353.23	327.00	350.12	350.12	2.58%	1,195
Jan 29, 2026	333.00	342.05	333.00	341.32	341.32	2.50%	628
Jan 28, 2026	327.50	334.75	326.93	332.99	332.99	1.00%	306
Jan 27, 2026	337.01	338.80	326.42	329.68	329.68	-2.41%	382
Jan 26, 2026	340.25	341.05	334.94	337.83	337.83	0.42%	276
Jan 23, 2026	337.99	338.00	331.68	336.40	336.40	0.49%	309
Jan 22, 2026	332.76	338.33	330.79	334.75	334.75	0.71%	306
Jan 21, 2026	340.00	343.22	331.07	332.39	332.39	-2.76%	1,036
Jan 20, 2026	343.86	347.47	338.10	341.81	341.81	-0.59%	464
Jan 16, 2026	344.18	347.50	340.01	343.85	343.85	-0.03%	296
Jan 15, 2026	340.70	346.70	340.01	343.96	343.96	-0.68%	337
Jan 14, 2026	342.40	347.59	342.40	346.32	346.32	0.47%	290
Jan 13, 2026	347.51	351.82	344.71	344.71	344.71	-2.13%	168
Jan 12, 2026	351.00	354.38	349.70	352.22	352.22	-0.16%	487
Jan 9, 2026	348.29	353.90	348.29	352.78	352.78	0.14%	4,020
Jan 8, 2026	348.91	353.87	347.27	352.30	352.30	1.18%	117
Jan 7, 2026	346.53	352.81	343.39	348.19	348.19	-0.37%	651
Jan 6, 2026	350.89	353.07	348.50	349.49	349.49	-0.68%	169
Jan 5, 2026	343.87	351.89	336.26	351.89	351.89	2.30%	414
Jan 2, 2026	355.58	355.58	343.91	343.99	343.99	-3.11%	190
Dec 31, 2025	353.18	356.89	352.08	355.03	355.03	-0.58%	52
Dec 30, 2025	355.94	357.48	354.07	357.09	357.09	0.22%	350
Dec 29, 2025	360.44	360.44	354.05	356.29	356.29	-0.10%	153
Dec 24, 2025	358.48	358.48	355.15	356.65	356.65	0.50%	327
Dec 23, 2025	355.80	357.57	352.00	354.87	354.87	-0.38%	223
Dec 22, 2025	346.61	356.51	346.61	356.23	356.23	1.18%	201
Dec 19, 2025	356.45	356.45	349.09	352.08	352.08	-0.33%	39
Dec 18, 2025	350.80	354.12	347.56	353.25	353.25	0.55%	200
Dec 17, 2025	355.00	355.00	351.19	351.32	351.32	-0.38%	521
Dec 16, 2025	361.11	361.11	351.53	352.65	352.65	0.22%	238
Dec 15, 2025	353.91	355.59	351.75	351.87	351.87	-0.05%	602
Dec 12, 2025	349.07	352.05	346.07	352.05	352.05	1.53%	233
Dec 11, 2025	349.55	349.55	337.52	346.76	346.76	2.20%	806
Dec 10, 2025	346.87	350.17	339.30	339.30	339.30	-1.81%	231
Dec 9, 2025	342.89	348.00	338.59	345.54	345.54	0.40%	172
Dec 8, 2025	344.13	346.10	340.47	344.17	344.17	0.27%	195
Dec 5, 2025	346.82	350.28	340.76	343.23	343.23	-0.96%	417
Dec 4, 2025	344.33	346.72	340.32	346.57	346.57	1.13%	1,687
Dec 3, 2025	344.92	350.05	342.70	342.70	342.70	-1.23%	386
Dec 2, 2025	352.05	354.29	346.97	346.97	346.97	-1.95%	290
Dec 1, 2025	352.83	355.96	350.51	353.86	353.86	-0.02%	147
Nov 28, 2025	352.61	355.50	351.27	353.92	353.92	0.35%	700
Nov 26, 2025	351.84	353.00	346.40	352.67	352.67	0.61%	266
Nov 25, 2025	345.57	353.00	345.57	350.53	350.53	1.63%	1,988
Nov 24, 2025	347.06	348.92	342.26	344.90	344.90	-0.96%	121
Nov 21, 2025	340.91	349.85	340.91	348.25	348.25	0.70%	339
Nov 20, 2025	343.97	345.83	339.04	345.83	345.83	0.03%	212
Nov 19, 2025	343.09	353.00	339.34	345.72	345.72	-0.83%	1,643
Nov 18, 2025	346.87	353.00	346.87	348.60	348.60	-0.43%	201
Nov 17, 2025	351.47	352.31	347.94	350.10	350.10	-0.04%	8