Automatic Data Processing Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2009-03-03 | 33.460 | 33.830 | 32.680 | 33.060 | 18.327 | 6,863,956 |
| 2009-03-02 | 33.550 | 34.180 | 33.000 | 33.030 | 18.310 | 7,431,519 |
| 2009-02-27 | 34.220 | 34.700 | 33.470 | 34.150 | 18.931 | 8,067,195 |
| 2009-02-26 | 34.520 | 35.110 | 34.000 | 34.180 | 18.948 | 5,811,748 |
| 2009-02-25 | 34.980 | 35.480 | 34.370 | 34.910 | 19.352 | 5,513,102 |
| 2009-02-24 | 34.080 | 35.500 | 34.060 | 35.300 | 19.569 | 6,576,017 |
| 2009-02-23 | 35.620 | 36.150 | 34.200 | 34.250 | 18.986 | 6,909,971 |
| 2009-02-20 | 35.980 | 36.040 | 35.040 | 35.870 | 19.885 | 6,854,160 |
| 2009-02-19 | 36.950 | 37.250 | 35.660 | 35.670 | 19.774 | 6,763,382 |
| 2009-02-18 | 36.330 | 37.020 | 36.050 | 36.840 | 20.422 | 5,100,898 |
| 2009-02-17 | 37.240 | 37.240 | 36.200 | 36.480 | 20.223 | 7,450,541 |
| 2009-02-13 | 37.860 | 37.990 | 37.170 | 37.170 | 20.605 | 5,142,585 |
| 2009-02-12 | 37.500 | 38.200 | 36.850 | 37.860 | 20.988 | 6,795,616 |
| 2009-02-11 | 37.730 | 38.130 | 37.410 | 37.960 | 21.043 | 4,223,184 |
| 2009-02-10 | 39.050 | 39.250 | 37.560 | 37.580 | 20.833 | 6,741,285 |
| 2009-02-09 | 39.200 | 39.640 | 39.030 | 39.250 | 21.758 | 4,320,341 |
| 2009-02-06 | 38.510 | 39.680 | 38.040 | 39.570 | 21.936 | 7,116,928 |
| 2009-02-05 | 37.700 | 38.810 | 37.400 | 38.760 | 21.487 | 7,249,507 |
| 2009-02-04 | 38.950 | 39.080 | 37.840 | 37.960 | 21.043 | 6,981,728 |
| 2009-02-03 | 38.900 | 39.970 | 38.500 | 39.040 | 21.642 | 13,145,199 |
| 2009-02-02 | 36.050 | 37.040 | 35.770 | 36.640 | 20.311 | 6,902,568 |
| 2009-01-30 | 36.790 | 37.450 | 36.250 | 36.330 | 20.140 | 6,205,158 |
| 2009-01-29 | 37.090 | 37.930 | 36.660 | 36.680 | 20.334 | 6,063,125 |
| 2009-01-28 | 37.600 | 38.500 | 37.100 | 37.460 | 20.766 | 7,721,281 |
| 2009-01-27 | 36.520 | 37.610 | 36.110 | 37.150 | 20.594 | 9,693,346 |
| 2009-01-26 | 36.850 | 38.080 | 36.800 | 37.640 | 20.866 | 5,492,144 |
| 2009-01-23 | 36.450 | 37.360 | 36.000 | 37.090 | 20.561 | 7,592,802 |
| 2009-01-22 | 36.700 | 37.470 | 36.450 | 36.730 | 20.361 | 8,828,047 |
| 2009-01-21 | 37.660 | 38.210 | 36.750 | 37.480 | 20.777 | 10,268,313 |
| 2009-01-20 | 39.480 | 39.970 | 37.590 | 37.640 | 20.866 | 9,068,832 |
| 2009-01-16 | 39.710 | 39.710 | 38.590 | 39.420 | 21.852 | 6,291,722 |
| 2009-01-15 | 37.760 | 39.360 | 37.740 | 39.180 | 21.719 | 7,756,021 |
| 2009-01-14 | 38.330 | 38.660 | 37.760 | 37.940 | 21.032 | 5,236,666 |
| 2009-01-13 | 38.570 | 39.130 | 38.480 | 38.920 | 21.575 | 4,954,081 |
| 2009-01-12 | 38.910 | 38.990 | 38.240 | 38.560 | 21.376 | 5,384,509 |
| 2009-01-09 | 40.620 | 40.760 | 38.500 | 38.610 | 21.403 | 5,674,840 |
| 2009-01-08 | 40.100 | 40.610 | 39.550 | 40.610 | 22.512 | 5,588,162 |
| 2009-01-07 | 40.210 | 40.540 | 39.840 | 40.110 | 22.235 | 6,223,268 |
| 2009-01-06 | 40.240 | 40.990 | 39.620 | 40.810 | 22.623 | 6,802,905 |
| 2009-01-05 | 39.970 | 40.650 | 39.600 | 40.000 | 22.174 | 4,875,034 |
| 2009-01-02 | 39.620 | 40.490 | 38.960 | 40.410 | 22.401 | 4,021,809 |
| 2008-12-31 | 38.850 | 39.450 | 38.280 | 39.340 | 21.808 | 3,238,633 |
| 2008-12-30 | 38.710 | 39.250 | 38.240 | 39.130 | 21.692 | 3,256,743 |
| 2008-12-29 | 38.320 | 38.320 | 37.590 | 38.080 | 21.110 | 2,409,441 |
| 2008-12-26 | 38.120 | 38.770 | 37.900 | 38.140 | 21.143 | 1,225,336 |
| 2008-12-24 | 38.550 | 39.000 | 37.660 | 38.170 | 21.160 | 1,178,979 |
| 2008-12-23 | 38.310 | 39.380 | 37.510 | 37.790 | 20.949 | 4,086,163 |
| 2008-12-22 | 36.910 | 38.140 | 36.910 | 37.780 | 20.943 | 5,336,443 |
| 2008-12-19 | 36.550 | 37.730 | 36.550 | 37.600 | 20.844 | 14,554,598 |
| 2008-12-18 | 37.230 | 37.850 | 36.000 | 36.640 | 20.311 | 6,799,830 |
| 2008-12-17 | 37.430 | 37.940 | 36.990 | 37.250 | 20.650 | 6,776,139 |
| 2008-12-16 | 37.220 | 37.990 | 36.480 | 37.920 | 21.021 | 8,422,222 |
| 2008-12-15 | 38.690 | 38.690 | 37.190 | 37.470 | 20.772 | 4,552,355 |
| 2008-12-12 | 37.100 | 38.330 | 36.810 | 38.270 | 21.215 | 4,013,722 |
| 2008-12-11 | 38.310 | 39.030 | 37.250 | 37.320 | 20.688 | 4,507,365 |
| 2008-12-10 | 37.800 | 38.860 | 37.400 | 38.500 | 21.343 | 6,774,658 |
| 2008-12-09 | 38.530 | 39.510 | 38.000 | 39.120 | 21.478 | 6,022,918 |
| 2008-12-08 | 37.840 | 38.710 | 37.590 | 38.610 | 21.198 | 6,720,442 |
| 2008-12-05 | 36.150 | 38.220 | 35.220 | 37.590 | 20.638 | 6,204,930 |
| 2008-12-04 | 38.250 | 38.850 | 36.110 | 36.520 | 20.050 | 5,209,672 |
Stock splits
| Date | Split (new : old) |
|---|
| 2014-10-01 | 1139:1000 |
| 2007-04-02 | 10000:9033 |
| 1999-01-04 | 2:1 |
| 1996-01-02 | 2:1 |
| 1991-05-01 | 2:1 |
Dividends
| Ex-date | Amount |
|---|
| 2026-09-11 | 1.7000 USD |
| 2026-06-12 | 1.7000 USD |
| 2026-03-13 | 1.7000 USD |
| 2025-12-12 | 1.7000 USD |
| 2025-09-12 | 1.5400 USD |
| 2025-06-13 | 1.5400 USD |
| 2025-03-14 | 1.5400 USD |
| 2024-12-13 | 1.5400 USD |
| 2024-09-13 | 1.4000 USD |
| 2024-06-14 | 1.4000 USD |
| 2024-03-07 | 1.4000 USD |
| 2023-12-07 | 1.4000 USD |
| 2023-09-07 | 1.2500 USD |
| 2023-06-08 | 1.2500 USD |
| 2023-03-09 | 1.2500 USD |
| 2022-12-08 | 1.2500 USD |
| 2022-09-08 | 1.0400 USD |
| 2022-06-09 | 1.0400 USD |
| 2022-03-10 | 1.0400 USD |
| 2021-12-09 | 1.0400 USD |
| 2021-09-09 | 0.9300 USD |
| 2021-06-10 | 0.9300 USD |
| 2021-03-11 | 0.9300 USD |
| 2020-12-10 | 0.9300 USD |
| 2020-09-10 | 0.9100 USD |
| 2020-06-11 | 0.9100 USD |
| 2020-03-12 | 0.9100 USD |
| 2019-12-12 | 0.9100 USD |
| 2019-09-12 | 0.7900 USD |
| 2019-06-13 | 0.7900 USD |
| 2019-03-07 | 0.7900 USD |
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.