Arthur J. Gallagher & Co. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2019-08-26 | 88.660 | 89.010 | 87.760 | 88.390 | 80.888 | 1,320,500 |
| 2019-08-23 | 90.590 | 91.450 | 87.630 | 88.010 | 80.540 | 1,101,200 |
| 2019-08-22 | 90.570 | 91.100 | 89.890 | 90.870 | 83.157 | 576,200 |
| 2019-08-21 | 90.080 | 90.660 | 89.800 | 90.460 | 82.782 | 624,000 |
| 2019-08-20 | 90.320 | 90.380 | 89.460 | 89.560 | 81.959 | 633,500 |
| 2019-08-19 | 90.550 | 91.100 | 90.380 | 90.540 | 82.855 | 579,900 |
| 2019-08-16 | 88.990 | 89.860 | 88.360 | 89.720 | 82.105 | 1,072,800 |
| 2019-08-15 | 88.030 | 88.970 | 87.850 | 88.500 | 80.988 | 570,700 |
| 2019-08-14 | 89.010 | 89.600 | 87.200 | 87.920 | 80.458 | 1,046,800 |
| 2019-08-13 | 89.010 | 90.460 | 88.240 | 90.020 | 82.379 | 532,500 |
| 2019-08-12 | 89.910 | 90.560 | 88.660 | 88.730 | 81.199 | 416,100 |
| 2019-08-09 | 90.180 | 90.900 | 89.330 | 90.420 | 82.746 | 571,600 |
| 2019-08-08 | 89.060 | 90.410 | 88.900 | 90.200 | 82.544 | 792,300 |
| 2019-08-07 | 87.630 | 88.990 | 86.850 | 88.330 | 80.833 | 1,015,400 |
| 2019-08-06 | 86.570 | 88.680 | 86.350 | 88.560 | 81.043 | 1,103,800 |
| 2019-08-05 | 89.020 | 89.200 | 85.900 | 86.450 | 79.112 | 1,163,000 |
| 2019-08-02 | 90.040 | 90.460 | 88.990 | 90.080 | 82.434 | 956,000 |
| 2019-08-01 | 90.440 | 91.510 | 89.840 | 89.970 | 82.334 | 1,160,900 |
| 2019-07-31 | 91.700 | 92.420 | 90.060 | 90.430 | 82.755 | 956,000 |
| 2019-07-30 | 91.620 | 92.160 | 91.310 | 91.810 | 84.018 | 1,324,800 |
| 2019-07-29 | 92.300 | 92.320 | 91.420 | 92.000 | 84.191 | 1,100,200 |
| 2019-07-26 | 91.600 | 92.740 | 90.260 | 92.330 | 84.493 | 1,395,800 |
| 2019-07-25 | 92.150 | 92.560 | 91.620 | 91.850 | 84.054 | 1,099,900 |
| 2019-07-24 | 91.760 | 92.430 | 91.210 | 92.370 | 84.530 | 822,900 |
| 2019-07-23 | 91.510 | 92.180 | 91.020 | 91.950 | 84.146 | 975,800 |
| 2019-07-22 | 91.740 | 92.410 | 91.020 | 91.250 | 83.505 | 1,675,600 |
| 2019-07-19 | 92.250 | 92.340 | 91.460 | 91.810 | 84.018 | 2,409,200 |
| 2019-07-18 | 92.030 | 92.630 | 91.760 | 92.050 | 84.237 | 1,237,600 |
| 2019-07-17 | 92.010 | 92.200 | 91.690 | 91.950 | 84.146 | 1,467,100 |
| 2019-07-16 | 92.290 | 92.370 | 91.760 | 92.190 | 84.365 | 1,352,800 |
| 2019-07-15 | 91.900 | 92.220 | 91.640 | 92.220 | 84.393 | 1,125,200 |
| 2019-07-12 | 91.670 | 91.870 | 90.800 | 91.830 | 84.036 | 1,005,800 |
| 2019-07-11 | 90.870 | 91.440 | 90.460 | 91.380 | 83.624 | 1,286,200 |
| 2019-07-10 | 90.850 | 91.300 | 90.260 | 90.860 | 83.148 | 536,200 |
| 2019-07-09 | 90.090 | 90.790 | 90.060 | 90.760 | 83.057 | 665,200 |
| 2019-07-08 | 90.280 | 90.600 | 90.160 | 90.370 | 82.700 | 724,700 |
| 2019-07-05 | 91.210 | 91.210 | 89.750 | 90.590 | 82.901 | 701,900 |
| 2019-07-03 | 90.200 | 91.440 | 90.200 | 91.400 | 83.642 | 561,700 |
| 2019-07-02 | 89.350 | 90.480 | 89.230 | 90.330 | 82.663 | 1,038,100 |
| 2019-07-01 | 88.050 | 89.460 | 87.790 | 89.440 | 81.849 | 1,224,700 |
| 2019-06-28 | 86.220 | 87.620 | 85.830 | 87.590 | 80.156 | 2,352,500 |
| 2019-06-27 | 84.600 | 86.090 | 84.460 | 85.940 | 78.646 | 657,900 |
| 2019-06-26 | 86.160 | 86.350 | 84.620 | 84.630 | 77.447 | 798,200 |
| 2019-06-25 | 86.880 | 87.090 | 86.140 | 86.200 | 78.884 | 873,500 |
| 2019-06-24 | 86.720 | 87.320 | 86.470 | 86.980 | 79.597 | 634,700 |
| 2019-06-21 | 87.620 | 87.620 | 86.510 | 86.540 | 79.195 | 1,239,000 |
| 2019-06-20 | 87.230 | 87.870 | 87.020 | 87.500 | 80.073 | 1,667,900 |
| 2019-06-19 | 86.170 | 87.070 | 86.170 | 86.790 | 79.424 | 790,200 |
| 2019-06-18 | 86.320 | 86.610 | 85.630 | 86.040 | 78.737 | 850,800 |
| 2019-06-17 | 87.770 | 87.990 | 86.230 | 86.290 | 78.966 | 901,900 |
| 2019-06-14 | 87.120 | 87.900 | 86.820 | 87.700 | 80.256 | 614,500 |
| 2019-06-13 | 88.000 | 88.000 | 86.960 | 87.120 | 79.726 | 950,300 |
| 2019-06-12 | 87.690 | 88.580 | 87.490 | 87.710 | 80.266 | 610,500 |
| 2019-06-11 | 88.010 | 88.310 | 87.220 | 87.450 | 80.028 | 671,200 |
| 2019-06-10 | 88.160 | 88.340 | 87.610 | 87.820 | 80.366 | 698,400 |
| 2019-06-07 | 87.570 | 88.320 | 87.500 | 87.790 | 80.339 | 905,600 |
| 2019-06-06 | 87.340 | 87.640 | 86.870 | 87.310 | 79.899 | 576,300 |
| 2019-06-05 | 85.860 | 87.780 | 85.770 | 87.760 | 79.918 | 816,400 |
| 2019-06-04 | 86.240 | 86.480 | 84.840 | 85.870 | 78.197 | 1,005,000 |
| 2019-06-03 | 84.200 | 85.700 | 83.680 | 85.580 | 77.933 | 988,400 |
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.