Arthur J. Gallagher & Co. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2013-06-17 | 44.550 | 44.950 | 44.550 | 44.850 | 34.561 | 444,200 |
| 2013-06-14 | 44.280 | 44.490 | 44.130 | 44.350 | 34.176 | 466,700 |
| 2013-06-13 | 43.440 | 44.430 | 43.120 | 44.370 | 34.192 | 452,600 |
| 2013-06-12 | 43.950 | 44.060 | 43.460 | 43.480 | 33.506 | 251,600 |
| 2013-06-11 | 43.790 | 43.940 | 43.490 | 43.780 | 33.737 | 794,800 |
| 2013-06-10 | 43.830 | 43.930 | 43.480 | 43.710 | 33.683 | 518,400 |
| 2013-06-07 | 43.380 | 43.860 | 43.180 | 43.770 | 33.729 | 450,500 |
| 2013-06-06 | 42.560 | 43.160 | 42.500 | 43.160 | 33.259 | 634,000 |
| 2013-06-05 | 42.720 | 42.990 | 42.420 | 42.590 | 32.820 | 353,700 |
| 2013-06-04 | 43.210 | 43.510 | 42.730 | 42.940 | 33.090 | 459,500 |
| 2013-06-03 | 43.750 | 43.750 | 42.890 | 43.120 | 33.228 | 762,300 |
| 2013-05-31 | 44.460 | 44.500 | 43.670 | 43.680 | 33.660 | 586,400 |
| 2013-05-30 | 44.560 | 44.960 | 44.490 | 44.820 | 34.269 | 405,700 |
| 2013-05-29 | 44.620 | 44.670 | 44.190 | 44.460 | 33.993 | 285,900 |
| 2013-05-28 | 44.800 | 45.150 | 44.650 | 44.810 | 34.261 | 902,000 |
| 2013-05-24 | 44.460 | 44.580 | 44.020 | 44.480 | 34.009 | 342,100 |
| 2013-05-23 | 44.640 | 44.770 | 44.320 | 44.660 | 34.146 | 484,800 |
| 2013-05-22 | 45.260 | 45.620 | 44.520 | 44.790 | 34.246 | 653,700 |
| 2013-05-21 | 45.410 | 45.560 | 45.130 | 45.210 | 34.567 | 407,800 |
| 2013-05-20 | 45.450 | 45.600 | 45.210 | 45.320 | 34.651 | 477,000 |
| 2013-05-17 | 45.610 | 45.700 | 45.260 | 45.520 | 34.804 | 751,800 |
| 2013-05-16 | 45.560 | 45.870 | 45.460 | 45.550 | 34.827 | 608,700 |
| 2013-05-15 | 45.200 | 45.690 | 45.040 | 45.580 | 34.850 | 690,600 |
| 2013-05-14 | 44.670 | 45.240 | 44.650 | 45.200 | 34.559 | 434,200 |
| 2013-05-13 | 44.350 | 44.770 | 44.290 | 44.750 | 34.215 | 291,300 |
| 2013-05-10 | 44.470 | 44.590 | 44.290 | 44.350 | 33.909 | 381,900 |
| 2013-05-09 | 44.420 | 44.630 | 44.270 | 44.350 | 33.909 | 517,500 |
| 2013-05-08 | 43.990 | 44.350 | 43.900 | 44.350 | 33.909 | 419,200 |
| 2013-05-07 | 44.000 | 44.010 | 43.820 | 43.990 | 33.634 | 329,600 |
| 2013-05-06 | 43.600 | 44.000 | 43.600 | 43.890 | 33.558 | 435,800 |
| 2013-05-03 | 43.340 | 43.640 | 43.260 | 43.580 | 33.320 | 375,400 |
| 2013-05-02 | 42.530 | 43.250 | 42.380 | 43.090 | 32.946 | 1,031,500 |
| 2013-05-01 | 43.750 | 43.750 | 42.440 | 42.540 | 32.525 | 1,281,200 |
| 2013-04-30 | 42.320 | 42.550 | 42.270 | 42.450 | 32.457 | 837,500 |
| 2013-04-29 | 42.240 | 42.550 | 42.220 | 42.430 | 32.441 | 697,000 |
| 2013-04-26 | 42.220 | 42.420 | 42.080 | 42.270 | 32.319 | 429,000 |
| 2013-04-25 | 42.250 | 42.460 | 42.100 | 42.210 | 32.273 | 317,000 |
| 2013-04-24 | 42.230 | 42.320 | 42.010 | 42.140 | 32.219 | 356,700 |
| 2013-04-23 | 42.340 | 42.450 | 41.930 | 42.160 | 32.235 | 465,100 |
| 2013-04-22 | 41.940 | 42.180 | 41.670 | 42.050 | 32.151 | 451,300 |
| 2013-04-19 | 41.800 | 42.020 | 41.410 | 41.950 | 32.074 | 564,400 |
| 2013-04-18 | 41.950 | 41.950 | 41.620 | 41.790 | 31.952 | 834,000 |
| 2013-04-17 | 41.970 | 42.070 | 41.680 | 41.760 | 31.929 | 1,039,100 |
| 2013-04-16 | 42.120 | 42.320 | 42.000 | 42.100 | 32.189 | 772,800 |
| 2013-04-15 | 42.110 | 42.420 | 41.830 | 41.840 | 31.990 | 1,072,200 |
| 2013-04-12 | 42.330 | 42.430 | 41.980 | 42.260 | 32.311 | 918,800 |
| 2013-04-11 | 41.580 | 42.690 | 41.580 | 42.390 | 32.411 | 1,205,300 |
| 2013-04-10 | 41.400 | 41.580 | 41.210 | 41.540 | 31.761 | 575,300 |
| 2013-04-09 | 41.420 | 41.510 | 41.150 | 41.300 | 31.577 | 688,800 |
| 2013-04-08 | 40.900 | 41.430 | 40.900 | 41.380 | 31.638 | 797,100 |
| 2013-04-05 | 40.750 | 41.020 | 40.510 | 40.950 | 31.310 | 466,800 |
| 2013-04-04 | 41.140 | 41.530 | 40.960 | 41.100 | 31.424 | 564,800 |
| 2013-04-03 | 41.360 | 41.470 | 40.850 | 41.010 | 31.356 | 1,019,800 |
| 2013-04-02 | 41.460 | 41.560 | 41.170 | 41.350 | 31.615 | 737,100 |
| 2013-04-01 | 41.240 | 41.420 | 40.970 | 41.230 | 31.524 | 477,100 |
| 2013-03-28 | 40.950 | 41.310 | 40.910 | 41.310 | 31.585 | 1,293,600 |
| 2013-03-27 | 40.620 | 40.960 | 40.500 | 40.950 | 31.310 | 1,346,600 |
| 2013-03-26 | 40.640 | 40.770 | 40.500 | 40.720 | 31.134 | 1,236,000 |
| 2013-03-25 | 40.500 | 40.670 | 40.260 | 40.450 | 30.927 | 915,300 |
| 2013-03-22 | 40.230 | 40.500 | 40.170 | 40.500 | 30.966 | 520,800 |
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.