Arthur J. Gallagher & Co. - AJG - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
February 20, 2026	220.17	216.51	216.51	221	214.51	2.06M
February 19, 2026	213.8	218.37	218.37	218.67	213.05	2.71M
February 18, 2026	213.66	214.49	214.49	215.23	210.32	2.39M
February 17, 2026	212.26	214	214	216.04	206.93	4.28M
February 13, 2026	206.14	208.45	208.45	212.05	202.08	4.97M
February 12, 2026	205.18	204.79	204.79	207.87	195	6.24M
February 11, 2026	211.73	205.31	205.31	212.99	204.03	4.42M
February 10, 2026	220.5	212.58	212.58	224.61	210.01	5M
February 09, 2026	240.12	217.79	217.79	242	217.37	3.46M
February 06, 2026	244.26	241.58	241.58	245.21	239.33	1.39M
February 05, 2026	252.18	242.75	242.75	253.22	242.46	1.4M
February 04, 2026	247.47	249.55	249.55	254.48	245.73	3.29M
February 03, 2026	245	247.73	247.73	250.19	241.86	2.19M
February 02, 2026	250.58	245.27	245.27	255.18	244.34	1.44M
January 30, 2026	248.73	249.37	249.37	256.6	247.79	2.54M
January 29, 2026	244.42	245.84	245.84	248.46	241.71	2.25M
January 28, 2026	242.5	242.37	242.37	246.2	240.8	1.73M
January 27, 2026	250.06	242.33	242.33	250.38	236.53	3.49M
January 26, 2026	253.7	255.41	255.41	255.95	252.07	1.59M
January 23, 2026	248.58	253.21	253.21	253.72	248.58	1.5M
January 22, 2026	249.19	250.38	250.38	252.11	247.1	2.7M
January 21, 2026	255.73	250.08	250.08	257.67	244.98	2.71M
January 20, 2026	255.6	254.88	254.88	257.61	254.21	2.12M
January 16, 2026	255.23	258.52	258.52	258.59	253.39	2.13M
January 15, 2026	256.19	256.15	256.15	258.27	255.07	2.45M
January 14, 2026	256.79	256.98	256.98	260.29	255.83	2.61M
January 13, 2026	263.83	257	257	264.69	255.3	2.33M
January 12, 2026	265.13	264.84	264.84	266.87	262.4	1.82M
January 09, 2026	264.77	264.59	264.59	266.67	263.62	820,770
January 08, 2026	259.43	264.54	264.54	266.61	258	1.41M
January 07, 2026	259.25	259	259	260.94	254.11	1.93M
January 06, 2026	262.17	262.77	262.77	264.64	259.42	1.35M
January 05, 2026	254.78	263.24	263.24	265.75	253.19	1.54M
January 02, 2026	257.11	256	256	258.57	254.34	1.25M
December 31, 2025	261.03	258.79	258.79	261.54	258.73	1.02M
December 30, 2025	263.04	261.92	261.92	263.79	261.75	1.02M
December 29, 2025	261.54	263.14	263.14	263.69	261.5	1.37M
December 26, 2025	260.76	261.48	261.48	261.87	259.32	690,668
December 24, 2025	257.96	260.77	260.77	261.8	257.96	545,124
December 23, 2025	258	258.7	258.7	259	256.48	1.15M
December 22, 2025	251.96	258.25	258.25	259	251.37	1.59M
December 19, 2025	252.88	253.39	253.39	256.71	252.14	3.97M
December 18, 2025	249.75	252.64	252.64	253.77	249.13	1.26M
December 17, 2025	252	250.9	250.9	254.78	250.26	1.67M
December 16, 2025	256.19	251.98	251.98	256.74	249.27	2.06M
December 15, 2025	254.21	256.19	256.19	257.37	253.07	2.33M
December 12, 2025	249.05	255.38	255.38	256.18	248.9	2.24M
December 11, 2025	242.16	247.62	247.62	247.76	240.83	2.43M
December 10, 2025	239.48	240.45	240.45	240.45	236.34	1.75M
December 09, 2025	238.68	239.91	239.91	240.75	237.88	1.07M
December 08, 2025	238.77	237.85	237.85	239.79	236.7	1.36M
December 05, 2025	244.69	239.71	239.71	245	238.65	1.77M
December 04, 2025	246	245.46	245.46	246.78	243.94	1.08M
December 03, 2025	244.43	245.36	245.36	246.23	242.61	1.52M
December 02, 2025	245.88	244.22	244.22	246.74	243.37	1.69M
December 01, 2025	248.4	246.1	246.1	249.47	246.07	1.42M
November 28, 2025	247.74	247.62	247.62	249.99	246.6	756,637
November 26, 2025	250.57	248.52	248.52	252	247.8	1.01M
November 25, 2025	249.8	250.24	250.24	251.59	247.7	966,400
November 24, 2025	251.26	248.21	248.21	252.44	244.72	2.02M

Arthur J. Gallagher & Co. (AJG) NYSE