Arthur J. Gallagher & Co. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2015-02-13 | 47.160 | 47.520 | 46.880 | 47.500 | 38.358 | 722,700 |
| 2015-02-12 | 46.990 | 47.260 | 46.790 | 47.230 | 38.140 | 863,700 |
| 2015-02-11 | 46.040 | 46.820 | 46.040 | 46.820 | 37.809 | 583,800 |
| 2015-02-10 | 46.000 | 46.430 | 45.930 | 46.240 | 37.341 | 639,900 |
| 2015-02-09 | 46.110 | 46.110 | 45.660 | 46.000 | 37.147 | 873,200 |
| 2015-02-06 | 46.460 | 46.770 | 46.170 | 46.320 | 37.405 | 725,600 |
| 2015-02-05 | 46.210 | 46.560 | 46.000 | 46.450 | 37.510 | 879,000 |
| 2015-02-04 | 45.900 | 46.840 | 45.810 | 46.320 | 37.405 | 1,325,200 |
| 2015-02-03 | 45.200 | 45.700 | 44.950 | 45.630 | 36.848 | 1,178,800 |
| 2015-02-02 | 44.500 | 45.160 | 44.240 | 45.160 | 36.468 | 996,800 |
| 2015-01-30 | 44.980 | 45.120 | 44.410 | 44.430 | 35.879 | 871,000 |
| 2015-01-29 | 45.020 | 45.170 | 44.490 | 45.090 | 36.412 | 753,900 |
| 2015-01-28 | 45.550 | 45.790 | 44.850 | 44.930 | 36.283 | 1,206,600 |
| 2015-01-27 | 45.410 | 45.730 | 45.140 | 45.320 | 36.598 | 580,200 |
| 2015-01-26 | 45.580 | 45.700 | 45.230 | 45.700 | 36.904 | 812,300 |
| 2015-01-23 | 46.150 | 46.330 | 45.490 | 45.510 | 36.751 | 623,800 |
| 2015-01-22 | 45.640 | 46.170 | 45.370 | 46.170 | 37.284 | 803,500 |
| 2015-01-21 | 45.520 | 45.740 | 45.060 | 45.340 | 36.614 | 653,400 |
| 2015-01-20 | 46.200 | 46.480 | 45.400 | 45.580 | 36.808 | 792,500 |
| 2015-01-16 | 46.160 | 46.450 | 45.750 | 46.180 | 37.292 | 1,585,700 |
| 2015-01-15 | 46.960 | 47.440 | 46.660 | 46.700 | 37.712 | 551,100 |
| 2015-01-14 | 46.840 | 47.170 | 46.520 | 46.980 | 37.938 | 395,800 |
| 2015-01-13 | 47.510 | 48.110 | 46.870 | 47.310 | 38.205 | 677,000 |
| 2015-01-12 | 47.160 | 47.470 | 46.750 | 47.080 | 38.019 | 453,400 |
| 2015-01-09 | 47.840 | 47.880 | 47.180 | 47.230 | 38.140 | 435,700 |
| 2015-01-08 | 47.300 | 48.040 | 47.170 | 47.880 | 38.665 | 803,600 |
| 2015-01-07 | 46.870 | 47.120 | 46.480 | 47.060 | 38.003 | 643,600 |
| 2015-01-06 | 46.670 | 46.950 | 46.270 | 46.610 | 37.639 | 931,700 |
| 2015-01-05 | 46.670 | 46.830 | 46.360 | 46.700 | 37.712 | 744,100 |
| 2015-01-02 | 47.250 | 47.490 | 46.540 | 46.980 | 37.938 | 540,200 |
| 2014-12-31 | 47.950 | 47.990 | 47.050 | 47.080 | 38.019 | 404,600 |
| 2014-12-30 | 47.470 | 47.890 | 47.420 | 47.840 | 38.633 | 312,500 |
| 2014-12-29 | 47.390 | 47.860 | 47.240 | 47.510 | 38.366 | 391,900 |
| 2014-12-26 | 47.680 | 47.760 | 47.430 | 47.480 | 38.342 | 257,700 |
| 2014-12-24 | 47.510 | 47.620 | 47.360 | 47.450 | 38.318 | 217,000 |
| 2014-12-23 | 47.860 | 47.870 | 47.460 | 47.480 | 38.342 | 475,700 |
| 2014-12-22 | 47.570 | 47.590 | 47.230 | 47.590 | 38.431 | 587,900 |
| 2014-12-19 | 47.480 | 47.750 | 47.290 | 47.420 | 38.293 | 1,426,600 |
| 2014-12-18 | 47.370 | 47.500 | 47.150 | 47.430 | 38.301 | 979,300 |
| 2014-12-17 | 46.440 | 46.930 | 46.080 | 46.910 | 37.882 | 976,500 |
| 2014-12-16 | 46.450 | 46.890 | 46.200 | 46.280 | 37.373 | 956,900 |
| 2014-12-15 | 47.160 | 47.570 | 46.420 | 46.570 | 37.607 | 590,000 |
| 2014-12-12 | 47.410 | 47.720 | 47.000 | 47.020 | 37.970 | 520,500 |
| 2014-12-11 | 47.870 | 48.330 | 47.690 | 47.800 | 38.600 | 606,800 |
| 2014-12-10 | 48.220 | 48.370 | 47.550 | 47.610 | 38.447 | 777,000 |
| 2014-12-09 | 48.090 | 48.740 | 47.980 | 48.470 | 39.141 | 911,400 |
| 2014-12-08 | 48.660 | 49.240 | 48.140 | 48.840 | 39.440 | 1,121,500 |
| 2014-12-05 | 48.700 | 49.090 | 48.530 | 48.630 | 39.271 | 674,600 |
| 2014-12-04 | 48.110 | 48.650 | 48.020 | 48.650 | 39.287 | 602,200 |
| 2014-12-03 | 48.010 | 48.200 | 47.480 | 48.150 | 38.883 | 648,500 |
| 2014-12-02 | 47.680 | 48.030 | 47.630 | 47.980 | 38.455 | 490,500 |
| 2014-12-01 | 47.840 | 47.910 | 47.590 | 47.630 | 38.174 | 401,100 |
| 2014-11-28 | 48.230 | 48.540 | 47.890 | 47.950 | 38.431 | 321,600 |
| 2014-11-26 | 48.120 | 48.120 | 47.890 | 48.040 | 38.503 | 278,900 |
| 2014-11-25 | 48.090 | 48.180 | 47.840 | 48.060 | 38.519 | 332,300 |
| 2014-11-24 | 48.030 | 48.040 | 47.710 | 47.970 | 38.447 | 578,200 |
| 2014-11-21 | 48.160 | 48.230 | 47.720 | 47.850 | 38.351 | 506,400 |
| 2014-11-20 | 47.460 | 47.900 | 47.460 | 47.810 | 38.319 | 313,300 |
| 2014-11-19 | 47.710 | 47.880 | 47.410 | 47.730 | 38.255 | 314,300 |
| 2014-11-18 | 47.840 | 48.190 | 47.590 | 47.810 | 38.319 | 626,400 |
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.