Arthur J. Gallagher & Co. historical data

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Date	Open	High	Low	Close	Adj. close	Volume
2025-11-03	249.49	249.49	239.47	242.98	240.13	2,586,700
2025-10-31	242.75	254.43	242.75	249.49	246.56	5,066,700
2025-10-30	264.50	265.83	261.29	262.03	258.95	2,712,700
2025-10-29	265.62	268.85	261.04	262.02	258.94	3,165,300
2025-10-28	277.24	279.00	266.71	267.50	264.36	2,838,800
2025-10-27	280.56	281.66	278.10	279.00	275.72	930,300
2025-10-24	282.50	284.17	280.29	280.73	277.43	1,437,200
2025-10-23	283.03	284.33	280.41	282.49	279.17	1,086,900
2025-10-22	279.52	284.06	277.92	283.04	279.72	1,405,900
2025-10-21	278.80	280.60	277.22	279.01	275.73	1,424,100
2025-10-20	280.22	280.82	275.73	279.26	275.98	1,171,200
2025-10-17	280.62	284.30	277.95	280.47	277.18	1,415,300
2025-10-16	287.27	288.33	276.50	280.17	276.88	2,379,700
2025-10-15	301.73	304.57	295.36	296.16	292.68	2,451,600
2025-10-14	298.45	303.98	296.87	303.73	300.16	1,234,600
2025-10-13	299.05	301.71	295.78	298.00	294.50	1,176,100
2025-10-10	304.30	305.74	300.66	301.74	298.20	1,184,600
2025-10-09	307.11	307.11	301.29	302.25	298.70	761,600
2025-10-08	310.35	310.35	306.84	306.94	303.33	636,900
2025-10-07	310.39	313.09	308.18	309.81	306.17	863,800
2025-10-06	310.50	311.67	307.68	309.15	305.52	1,053,600
2025-10-03	307.78	313.55	307.58	310.48	306.83	767,200
2025-10-02	303.07	308.72	302.00	308.67	305.04	1,004,300
2025-10-01	307.87	309.50	303.35	305.84	302.25	1,864,200
2025-09-30	305.00	310.49	304.46	309.74	306.10	1,671,300
2025-09-29	303.15	305.86	301.10	305.71	302.12	1,355,600
2025-09-26	304.92	308.80	303.18	304.15	300.58	877,100
2025-09-25	305.06	306.89	300.82	303.08	299.52	1,366,900
2025-09-24	302.48	305.69	300.84	304.55	300.97	1,125,500
2025-09-23	299.85	304.53	299.01	304.36	300.78	1,601,900
2025-09-22	299.11	300.52	296.49	300.06	296.54	1,446,900
2025-09-19	300.40	301.20	296.44	299.65	296.13	2,605,300
2025-09-18	293.00	297.02	291.31	296.74	293.25	1,405,700
2025-09-17	293.05	295.21	291.99	292.66	289.22	1,248,100
2025-09-16	287.81	292.75	285.80	291.46	288.04	1,175,600
2025-09-15	297.16	298.16	288.20	289.40	286.00	1,170,000
2025-09-12	299.01	300.81	297.22	297.28	293.79	1,302,100
2025-09-11	293.60	301.02	292.58	300.61	297.08	1,335,100
2025-09-10	297.34	298.32	292.83	293.18	289.74	1,854,700
2025-09-09	298.24	300.44	297.23	298.50	294.99	1,119,300
2025-09-08	298.31	300.00	295.14	299.12	295.61	1,153,100
2025-09-05	299.24	300.87	296.43	299.18	295.67	1,217,200
2025-09-04	304.96	305.48	300.08	300.22	296.05	1,282,400
2025-09-03	304.00	305.95	301.67	303.70	299.48	1,842,600
2025-09-02	303.17	303.25	299.14	302.57	298.37	1,673,400
2025-08-29	299.68	303.17	298.64	302.75	298.55	1,472,400
2025-08-28	297.88	299.93	296.62	299.62	295.46	769,100
2025-08-27	299.88	302.40	298.67	298.72	294.57	1,513,500
2025-08-26	298.06	300.27	295.74	300.20	296.03	2,312,400
2025-08-25	302.00	303.09	298.62	298.62	294.47	1,020,600
2025-08-22	306.68	307.38	302.46	303.17	298.96	1,165,400
2025-08-21	302.78	306.39	301.26	305.38	301.14	1,154,600
2025-08-20	302.09	305.13	300.64	302.64	298.44	1,568,500
2025-08-19	295.44	301.05	294.73	300.98	296.80	1,132,000
2025-08-18	292.02	296.53	291.08	294.51	290.42	1,376,300
2025-08-15	293.70	294.72	292.43	292.72	288.66	1,238,000
2025-08-14	295.50	295.50	289.93	293.41	289.34	1,280,200
2025-08-13	291.34	295.44	290.92	295.10	291.00	1,337,800
2025-08-12	289.10	291.21	286.82	290.65	286.61	1,275,900
2025-08-11	290.00	291.69	286.17	288.92	284.91	1,536,900

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Stock splits

Date	Split (new : old)
2001-01-19	2:1
2000-03-16	2:1

Dividends

Ex-date	Amount
2026-09-08	0.7000 USD
2026-06-05	0.7000 USD
2026-03-06	0.7000 USD
2025-12-05	0.6500 USD
2025-09-05	0.6500 USD
2025-06-06	0.6500 USD
2025-03-07	0.6500 USD
2024-12-06	0.6000 USD
2024-09-06	0.6000 USD
2024-06-07	0.6000 USD
2024-02-29	0.6000 USD
2023-11-30	0.5500 USD
2023-08-31	0.5500 USD
2023-06-01	0.5500 USD
2023-03-02	0.5500 USD
2022-12-01	0.5100 USD
2022-09-01	0.5100 USD
2022-06-02	0.5100 USD
2022-03-03	0.5100 USD
2021-12-02	0.4800 USD
2021-09-02	0.4800 USD
2021-06-03	0.4800 USD
2021-03-04	0.4800 USD
2020-12-03	0.4500 USD
2020-09-03	0.4500 USD
2020-06-04	0.4500 USD
2020-03-05	0.4500 USD
2019-12-05	0.4300 USD
2019-09-05	0.4300 USD
2019-06-06	0.4300 USD
2019-02-28	0.4300 USD

Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.