Arthur J. Gallagher & Co. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2021-04-26 | 138.21 | 138.21 | 135.69 | 135.83 | 128.13 | 740,500 |
| 2021-04-23 | 136.50 | 138.30 | 136.27 | 137.94 | 130.12 | 564,400 |
| 2021-04-22 | 137.00 | 137.16 | 135.66 | 136.25 | 128.52 | 407,600 |
| 2021-04-21 | 136.57 | 137.29 | 135.83 | 137.17 | 129.39 | 438,000 |
| 2021-04-20 | 136.47 | 137.34 | 135.92 | 136.26 | 128.53 | 579,300 |
| 2021-04-19 | 136.27 | 136.61 | 134.84 | 136.26 | 128.53 | 625,500 |
| 2021-04-16 | 135.86 | 137.44 | 134.80 | 136.80 | 129.04 | 776,000 |
| 2021-04-15 | 133.44 | 135.14 | 133.44 | 135.06 | 127.40 | 650,100 |
| 2021-04-14 | 133.76 | 134.63 | 132.48 | 132.98 | 125.44 | 575,800 |
| 2021-04-13 | 132.31 | 134.69 | 131.47 | 133.95 | 126.35 | 552,500 |
| 2021-04-12 | 132.34 | 132.76 | 131.43 | 132.35 | 124.84 | 557,800 |
| 2021-04-09 | 133.12 | 133.66 | 132.50 | 132.55 | 125.03 | 766,200 |
| 2021-04-08 | 129.90 | 132.38 | 129.71 | 132.37 | 124.86 | 882,400 |
| 2021-04-07 | 129.63 | 130.37 | 128.69 | 129.83 | 122.47 | 1,046,000 |
| 2021-04-06 | 128.78 | 130.12 | 128.24 | 130.01 | 122.64 | 931,100 |
| 2021-04-05 | 127.00 | 128.33 | 126.90 | 128.30 | 121.02 | 457,000 |
| 2021-04-01 | 124.91 | 126.68 | 124.21 | 126.61 | 119.43 | 844,300 |
| 2021-03-31 | 125.51 | 126.08 | 124.62 | 124.77 | 117.69 | 974,600 |
| 2021-03-30 | 126.36 | 126.85 | 125.28 | 125.63 | 118.50 | 510,500 |
| 2021-03-29 | 125.00 | 126.94 | 124.72 | 126.84 | 119.65 | 536,500 |
| 2021-03-26 | 125.02 | 125.78 | 123.83 | 125.70 | 118.57 | 507,800 |
| 2021-03-25 | 124.92 | 125.41 | 123.05 | 124.96 | 117.87 | 794,100 |
| 2021-03-24 | 122.45 | 125.33 | 122.43 | 124.22 | 117.17 | 900,600 |
| 2021-03-23 | 122.26 | 123.04 | 121.70 | 122.55 | 115.60 | 878,400 |
| 2021-03-22 | 120.04 | 122.35 | 120.04 | 122.05 | 115.13 | 1,148,200 |
| 2021-03-19 | 126.24 | 126.83 | 121.20 | 121.44 | 114.55 | 3,122,400 |
| 2021-03-18 | 129.00 | 129.00 | 126.25 | 126.58 | 119.40 | 1,454,400 |
| 2021-03-17 | 128.17 | 128.99 | 127.18 | 128.43 | 121.15 | 1,323,200 |
| 2021-03-16 | 126.90 | 128.51 | 126.43 | 127.90 | 120.65 | 819,200 |
| 2021-03-15 | 126.10 | 127.33 | 125.73 | 127.21 | 120.00 | 708,500 |
| 2021-03-12 | 125.25 | 126.25 | 124.86 | 126.15 | 119.00 | 472,500 |
| 2021-03-11 | 124.63 | 125.17 | 123.69 | 124.44 | 117.38 | 589,900 |
| 2021-03-10 | 124.96 | 125.89 | 124.27 | 125.25 | 118.15 | 609,800 |
| 2021-03-09 | 124.48 | 126.36 | 124.38 | 124.74 | 117.67 | 790,300 |
| 2021-03-08 | 124.64 | 127.59 | 124.13 | 125.33 | 118.22 | 1,034,500 |
| 2021-03-05 | 121.50 | 124.33 | 120.51 | 124.11 | 117.07 | 1,289,000 |
| 2021-03-04 | 121.38 | 122.34 | 119.92 | 120.56 | 113.72 | 1,632,600 |
| 2021-03-03 | 121.40 | 123.99 | 121.40 | 122.00 | 114.63 | 1,113,400 |
| 2021-03-02 | 122.11 | 122.45 | 120.25 | 121.70 | 114.35 | 798,300 |
| 2021-03-01 | 120.21 | 123.13 | 120.21 | 122.30 | 114.91 | 601,300 |
| 2021-02-26 | 121.75 | 122.04 | 119.75 | 119.80 | 112.56 | 904,000 |
| 2021-02-25 | 123.93 | 123.98 | 121.42 | 121.42 | 114.08 | 750,300 |
| 2021-02-24 | 122.84 | 125.38 | 122.84 | 123.79 | 116.31 | 1,177,900 |
| 2021-02-23 | 121.59 | 123.93 | 120.10 | 123.13 | 115.69 | 884,400 |
| 2021-02-22 | 119.39 | 121.12 | 118.84 | 120.90 | 113.59 | 876,600 |
| 2021-02-19 | 119.12 | 120.83 | 118.86 | 120.18 | 112.92 | 882,100 |
| 2021-02-18 | 117.54 | 118.67 | 116.78 | 118.62 | 111.45 | 918,000 |
| 2021-02-17 | 116.91 | 118.10 | 116.91 | 117.66 | 110.55 | 673,700 |
| 2021-02-16 | 117.00 | 118.31 | 116.72 | 117.67 | 110.56 | 825,400 |
| 2021-02-12 | 115.97 | 116.84 | 115.97 | 116.68 | 109.63 | 675,800 |
| 2021-02-11 | 117.05 | 118.10 | 115.70 | 116.33 | 109.30 | 758,900 |
| 2021-02-10 | 117.85 | 118.29 | 116.69 | 117.17 | 110.09 | 795,000 |
| 2021-02-09 | 117.62 | 118.00 | 116.70 | 116.91 | 109.85 | 698,500 |
| 2021-02-08 | 118.65 | 119.11 | 116.86 | 117.68 | 110.57 | 980,200 |
| 2021-02-05 | 117.48 | 119.57 | 117.00 | 118.40 | 111.25 | 800,500 |
| 2021-02-04 | 116.42 | 117.33 | 115.52 | 116.36 | 109.33 | 858,600 |
| 2021-02-03 | 117.45 | 118.17 | 115.72 | 116.23 | 109.21 | 639,400 |
| 2021-02-02 | 116.18 | 118.46 | 116.18 | 117.68 | 110.57 | 702,700 |
| 2021-02-01 | 114.37 | 116.32 | 114.13 | 115.19 | 108.23 | 841,000 |
| 2021-01-29 | 114.86 | 118.03 | 113.30 | 115.41 | 108.44 | 1,314,600 |
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.