Arthur J. Gallagher & Co. Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Aug 21, 2026	259.44	264.21	257.68	263.81	263.81	1.62%	1,154,634
Aug 20, 2026	256.45	262.17	255.11	259.61	259.61	0.84%	1,337,197
Aug 19, 2026	249.44	260.28	249.11	257.45	257.45	3.66%	1,538,722
Aug 18, 2026	250.02	255.28	248.05	248.36	248.36	0.16%	1,241,707
Aug 17, 2026	248.99	253.57	246.88	247.97	247.97	-1.29%	843,872
Aug 14, 2026	253.16	254.39	250.00	251.21	251.21	-0.90%	852,500
Aug 13, 2026	256.35	257.12	250.00	253.49	253.49	-0.77%	1,011,461
Aug 12, 2026	250.00	256.29	248.11	255.46	255.46	0.77%	1,454,383
Aug 11, 2026	248.98	256.20	247.00	253.51	253.51	0.43%	1,647,944
Aug 10, 2026	247.00	252.86	245.33	252.43	252.43	1.74%	1,208,651
Aug 7, 2026	247.96	252.04	246.29	248.12	248.12	-1.44%	1,077,578
Aug 6, 2026	252.78	253.78	247.52	251.74	251.74	0.28%	1,261,995
Aug 5, 2026	249.83	252.29	247.57	251.03	251.03	1.20%	950,331
Aug 4, 2026	242.84	248.83	240.82	248.06	248.06	0.11%	1,412,768
Aug 3, 2026	251.21	255.98	246.22	247.79	247.79	-0.65%	1,549,991
Jul 31, 2026	245.93	255.73	242.28	249.42	249.42	-2.75%	1,726,484
Jul 30, 2026	269.99	269.99	253.54	256.46	256.46	-4.63%	1,876,970
Jul 29, 2026	261.59	269.80	259.34	268.91	268.91	1.36%	1,559,806
Jul 28, 2026	255.00	265.38	254.15	265.31	265.31	4.72%	1,527,608
Jul 27, 2026	249.42	255.40	248.14	253.36	253.36	2.26%	1,103,484
Jul 24, 2026	242.93	248.44	241.12	247.77	247.77	2.30%	1,250,122
Jul 23, 2026	242.45	243.85	240.98	242.21	242.21	-0.12%	1,328,710
Jul 22, 2026	248.04	248.04	241.14	242.50	242.50	-2.30%	961,667
Jul 21, 2026	251.97	255.50	247.15	248.22	248.22	-2.14%	1,027,663
Jul 20, 2026	250.93	254.76	249.78	253.66	253.66	-0.09%	879,564
Jul 17, 2026	257.61	261.92	252.30	253.90	253.90	-0.79%	1,530,671
Jul 16, 2026	250.62	256.14	250.00	255.93	255.93	3.29%	1,367,670
Jul 15, 2026	255.61	255.61	246.35	247.77	247.77	-2.39%	1,843,437
Jul 14, 2026	257.23	260.19	253.82	253.83	253.83	-2.83%	1,363,669
Jul 13, 2026	255.97	261.27	255.97	261.23	261.23	3.22%	1,284,061
Jul 10, 2026	254.90	255.50	250.94	253.09	253.09	-0.26%	1,030,717
Jul 9, 2026	254.15	255.22	251.72	253.76	253.76	-1.11%	1,465,549
Jul 8, 2026	253.38	256.87	251.85	256.61	256.61	0.76%	1,889,354
Jul 7, 2026	254.00	256.63	252.00	254.67	254.67	1.96%	1,804,662
Jul 6, 2026	251.36	251.79	247.88	249.77	249.77	-1.06%	1,640,270
Jul 2, 2026	240.96	252.96	240.31	252.44	252.44	5.33%	2,734,219
Jul 1, 2026	230.81	244.08	229.63	239.67	239.67	4.40%	2,930,672
Jun 30, 2026	226.85	230.58	224.49	229.57	229.57	1.08%	1,614,768
Jun 29, 2026	226.44	227.19	223.26	227.12	227.12	0.49%	1,469,907
Jun 26, 2026	220.58	226.56	219.67	226.01	226.01	3.74%	2,178,984
Jun 25, 2026	219.79	222.98	217.81	217.86	217.86	-1.31%	1,365,583
Jun 24, 2026	217.63	221.98	215.13	220.76	220.76	2.31%	3,081,206
Jun 23, 2026	213.68	217.87	211.99	215.78	215.78	3.20%	2,257,791
Jun 22, 2026	213.92	216.12	208.08	209.08	209.08	-2.33%	2,109,243
Jun 18, 2026	216.17	216.18	211.29	214.06	214.06	-0.94%	2,738,031
Jun 17, 2026	216.50	224.99	215.62	216.09	216.09	0.09%	1,595,229
Jun 16, 2026	217.08	217.87	214.20	215.90	215.90	0.07%	1,361,862
Jun 15, 2026	217.38	218.75	214.49	215.74	215.74	-1.35%	1,535,777
Jun 12, 2026	220.79	222.40	217.22	218.69	218.69	-1.00%	1,773,030
Jun 11, 2026	221.83	223.66	220.58	220.90	220.90	0.35%	2,447,634