Automatic Data Processing Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2009-05-28 | 37.290 | 38.080 | 36.980 | 38.000 | 21.297 | 5,911,524 |
| 2009-05-27 | 37.090 | 37.480 | 36.720 | 37.080 | 20.781 | 4,965,129 |
| 2009-05-26 | 35.480 | 37.040 | 35.380 | 36.980 | 20.725 | 5,655,705 |
| 2009-05-22 | 35.510 | 36.270 | 35.240 | 35.970 | 20.159 | 3,798,793 |
| 2009-05-21 | 34.690 | 35.550 | 34.510 | 35.550 | 19.924 | 5,894,325 |
| 2009-05-20 | 35.700 | 35.850 | 35.300 | 35.330 | 19.800 | 5,405,352 |
| 2009-05-19 | 36.300 | 36.410 | 35.640 | 35.720 | 20.019 | 4,365,331 |
| 2009-05-18 | 36.000 | 36.400 | 35.650 | 36.360 | 20.377 | 3,170,065 |
| 2009-05-15 | 36.210 | 36.450 | 35.730 | 35.790 | 20.058 | 4,418,864 |
| 2009-05-14 | 36.580 | 36.760 | 36.010 | 36.170 | 20.271 | 4,671,495 |
| 2009-05-13 | 36.700 | 36.900 | 36.120 | 36.300 | 20.344 | 3,543,885 |
| 2009-05-12 | 36.840 | 37.130 | 36.420 | 37.010 | 20.742 | 3,923,172 |
| 2009-05-11 | 36.110 | 37.060 | 35.780 | 36.820 | 20.635 | 3,755,397 |
| 2009-05-08 | 36.700 | 37.100 | 36.130 | 36.840 | 20.647 | 4,775,030 |
| 2009-05-07 | 36.720 | 37.220 | 36.130 | 36.390 | 20.394 | 5,598,755 |
| 2009-05-06 | 36.030 | 37.050 | 35.780 | 36.820 | 20.635 | 5,828,946 |
| 2009-05-05 | 34.600 | 36.660 | 34.510 | 35.680 | 19.996 | 7,984,732 |
| 2009-05-04 | 35.820 | 35.820 | 34.570 | 34.860 | 19.537 | 7,752,604 |
| 2009-05-01 | 35.110 | 35.600 | 34.540 | 35.520 | 19.907 | 4,170,562 |
| 2009-04-30 | 34.790 | 35.690 | 34.780 | 35.200 | 19.727 | 6,125,656 |
| 2009-04-29 | 34.850 | 35.740 | 34.740 | 35.420 | 19.851 | 3,585,116 |
| 2009-04-28 | 34.500 | 35.030 | 34.080 | 34.660 | 19.425 | 3,971,124 |
| 2009-04-27 | 34.500 | 35.110 | 34.350 | 34.460 | 19.313 | 4,925,264 |
| 2009-04-24 | 36.030 | 36.030 | 34.880 | 35.350 | 19.811 | 6,155,384 |
| 2009-04-23 | 35.450 | 35.540 | 34.610 | 34.980 | 19.604 | 3,854,148 |
| 2009-04-22 | 36.170 | 36.300 | 35.420 | 35.540 | 19.918 | 4,012,811 |
| 2009-04-21 | 35.640 | 36.380 | 35.410 | 36.040 | 20.198 | 4,728,103 |
| 2009-04-20 | 36.140 | 36.320 | 35.390 | 35.500 | 19.896 | 3,916,679 |
| 2009-04-17 | 36.810 | 36.810 | 35.920 | 36.110 | 20.237 | 4,173,524 |
| 2009-04-16 | 35.750 | 36.660 | 35.710 | 36.520 | 20.467 | 3,657,557 |
| 2009-04-15 | 35.500 | 35.600 | 35.180 | 35.530 | 19.912 | 4,178,877 |
| 2009-04-14 | 35.940 | 35.990 | 35.380 | 35.630 | 19.968 | 3,450,601 |
| 2009-04-13 | 35.860 | 36.240 | 35.750 | 36.050 | 20.204 | 3,298,886 |
| 2009-04-09 | 34.760 | 36.250 | 34.680 | 36.200 | 20.288 | 4,660,674 |
| 2009-04-08 | 35.690 | 35.750 | 34.820 | 35.260 | 19.761 | 3,012,313 |
| 2009-04-07 | 35.550 | 35.980 | 35.230 | 35.250 | 19.755 | 3,997,434 |
| 2009-04-06 | 36.400 | 36.550 | 35.760 | 36.220 | 20.299 | 3,852,326 |
| 2009-04-03 | 36.490 | 36.700 | 36.000 | 36.670 | 20.551 | 3,597,304 |
| 2009-04-02 | 35.690 | 36.720 | 35.410 | 36.220 | 20.299 | 5,790,220 |
| 2009-04-01 | 34.410 | 35.470 | 34.260 | 35.100 | 19.671 | 4,707,715 |
| 2009-03-31 | 35.390 | 35.550 | 34.990 | 35.160 | 19.705 | 5,457,405 |
| 2009-03-30 | 35.190 | 35.330 | 34.770 | 35.240 | 19.750 | 4,601,332 |
| 2009-03-27 | 35.620 | 36.250 | 35.360 | 35.500 | 19.896 | 3,866,336 |
| 2009-03-26 | 36.420 | 36.790 | 35.540 | 36.500 | 20.456 | 7,266,251 |
| 2009-03-25 | 35.800 | 36.300 | 34.990 | 35.620 | 19.963 | 9,479,555 |
| 2009-03-24 | 36.990 | 37.000 | 36.300 | 36.430 | 20.417 | 5,454,899 |
| 2009-03-23 | 36.790 | 37.490 | 36.500 | 37.290 | 20.899 | 7,677,543 |
| 2009-03-20 | 37.220 | 37.350 | 35.870 | 36.300 | 20.344 | 6,335,460 |
| 2009-03-19 | 37.300 | 37.320 | 36.410 | 36.720 | 20.579 | 4,384,694 |
| 2009-03-18 | 36.180 | 37.310 | 36.000 | 37.110 | 20.798 | 5,978,155 |
| 2009-03-17 | 35.980 | 36.750 | 35.000 | 36.630 | 20.529 | 5,575,177 |
| 2009-03-16 | 35.980 | 35.980 | 34.880 | 35.360 | 19.817 | 4,129,900 |
| 2009-03-13 | 35.960 | 35.960 | 34.420 | 35.360 | 19.817 | 3,726,466 |
| 2009-03-12 | 33.440 | 35.250 | 33.440 | 35.120 | 19.683 | 5,067,639 |
| 2009-03-11 | 35.000 | 35.430 | 34.020 | 34.260 | 19.201 | 5,350,566 |
| 2009-03-10 | 33.500 | 34.640 | 32.900 | 34.610 | 19.186 | 6,643,673 |
| 2009-03-09 | 33.040 | 33.750 | 32.800 | 33.200 | 18.404 | 6,426,921 |
| 2009-03-06 | 32.030 | 33.480 | 32.030 | 33.280 | 18.449 | 8,609,929 |
| 2009-03-05 | 33.950 | 33.950 | 32.590 | 32.800 | 18.183 | 6,459,611 |
| 2009-03-04 | 33.850 | 34.450 | 32.790 | 34.000 | 18.848 | 7,416,485 |
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.