Automatic Data Processing Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2008-09-09 | 45.820 | 45.970 | 44.810 | 44.870 | 24.453 | 3,869,639 |
| 2008-09-08 | 44.810 | 45.840 | 44.770 | 45.840 | 24.982 | 4,010,989 |
| 2008-09-05 | 44.210 | 44.280 | 43.550 | 44.160 | 24.066 | 3,320,299 |
| 2008-09-04 | 45.640 | 45.940 | 44.440 | 44.500 | 24.252 | 3,440,691 |
| 2008-09-03 | 45.220 | 45.870 | 44.970 | 45.750 | 24.933 | 4,575,249 |
| 2008-09-02 | 44.920 | 45.580 | 44.910 | 45.130 | 24.595 | 2,970,740 |
| 2008-08-29 | 44.660 | 44.880 | 44.300 | 44.380 | 24.186 | 2,037,671 |
| 2008-08-28 | 44.790 | 45.000 | 44.640 | 44.930 | 24.486 | 2,143,940 |
| 2008-08-27 | 44.350 | 44.920 | 44.140 | 44.790 | 24.410 | 1,846,661 |
| 2008-08-26 | 44.120 | 44.410 | 43.780 | 44.230 | 24.105 | 1,528,082 |
| 2008-08-25 | 44.910 | 44.910 | 44.010 | 44.100 | 24.034 | 1,522,843 |
| 2008-08-22 | 44.970 | 45.320 | 44.700 | 45.130 | 24.595 | 1,668,179 |
| 2008-08-21 | 43.880 | 44.800 | 43.670 | 44.720 | 24.372 | 1,940,400 |
| 2008-08-20 | 44.400 | 44.730 | 43.910 | 44.200 | 24.088 | 1,949,399 |
| 2008-08-19 | 43.510 | 44.630 | 43.500 | 44.180 | 24.077 | 3,098,877 |
| 2008-08-18 | 45.700 | 45.860 | 45.110 | 45.310 | 24.693 | 1,572,845 |
| 2008-08-15 | 45.440 | 45.830 | 45.040 | 45.710 | 24.911 | 2,102,252 |
| 2008-08-14 | 44.750 | 45.500 | 44.600 | 45.340 | 24.709 | 1,741,987 |
| 2008-08-13 | 44.990 | 45.290 | 44.560 | 45.000 | 24.524 | 1,621,594 |
| 2008-08-12 | 45.090 | 45.470 | 44.960 | 45.200 | 24.633 | 1,555,646 |
| 2008-08-11 | 44.700 | 45.630 | 44.630 | 45.390 | 24.737 | 2,505,003 |
| 2008-08-08 | 43.700 | 45.030 | 43.640 | 45.010 | 24.530 | 3,255,945 |
| 2008-08-07 | 44.050 | 44.250 | 43.350 | 43.740 | 23.838 | 2,107,378 |
| 2008-08-06 | 44.000 | 44.460 | 43.560 | 44.450 | 24.224 | 2,564,003 |
| 2008-08-05 | 43.690 | 44.290 | 43.360 | 44.250 | 24.115 | 2,741,004 |
| 2008-08-04 | 42.990 | 43.660 | 42.790 | 43.430 | 23.669 | 2,734,511 |
| 2008-08-01 | 42.920 | 43.180 | 42.130 | 42.950 | 23.407 | 3,167,787 |
| 2008-07-31 | 42.160 | 43.150 | 42.000 | 42.710 | 23.276 | 5,206,369 |
| 2008-07-30 | 40.890 | 41.800 | 40.660 | 41.570 | 22.655 | 2,746,243 |
| 2008-07-29 | 40.300 | 40.790 | 40.270 | 40.550 | 22.099 | 3,565,640 |
| 2008-07-28 | 40.830 | 41.000 | 40.380 | 40.410 | 22.023 | 2,815,380 |
| 2008-07-25 | 41.660 | 41.690 | 40.950 | 41.090 | 22.393 | 3,075,300 |
| 2008-07-24 | 41.930 | 41.930 | 41.190 | 41.310 | 22.513 | 5,313,549 |
| 2008-07-23 | 43.260 | 43.340 | 42.410 | 42.650 | 23.243 | 4,126,597 |
| 2008-07-22 | 42.550 | 43.200 | 42.340 | 43.200 | 23.543 | 2,465,593 |
| 2008-07-21 | 42.440 | 42.610 | 41.860 | 42.600 | 23.216 | 3,422,126 |
| 2008-07-18 | 42.520 | 42.700 | 42.080 | 42.600 | 23.216 | 3,391,031 |
| 2008-07-17 | 41.930 | 42.630 | 41.510 | 42.400 | 23.107 | 3,142,273 |
| 2008-07-16 | 41.130 | 41.880 | 40.750 | 41.850 | 22.808 | 2,057,717 |
| 2008-07-15 | 40.730 | 41.480 | 40.260 | 41.060 | 22.377 | 2,741,231 |
| 2008-07-14 | 41.880 | 42.070 | 40.780 | 40.950 | 22.317 | 2,836,110 |
| 2008-07-11 | 41.630 | 42.090 | 40.970 | 41.470 | 22.600 | 3,377,591 |
| 2008-07-10 | 42.030 | 42.150 | 41.480 | 42.040 | 22.911 | 2,597,717 |
| 2008-07-09 | 42.650 | 43.000 | 41.930 | 41.930 | 22.851 | 2,564,003 |
| 2008-07-08 | 42.140 | 42.660 | 41.810 | 42.650 | 23.243 | 3,888,090 |
| 2008-07-07 | 42.170 | 42.620 | 41.660 | 42.110 | 22.949 | 3,978,413 |
| 2008-07-03 | 42.370 | 42.660 | 41.960 | 42.080 | 22.933 | 2,049,175 |
| 2008-07-02 | 42.700 | 43.130 | 42.000 | 42.100 | 22.944 | 5,088,938 |
| 2008-07-01 | 41.350 | 42.760 | 41.350 | 42.630 | 23.233 | 4,614,203 |
| 2008-06-30 | 41.630 | 42.380 | 41.310 | 41.900 | 22.835 | 3,526,800 |
| 2008-06-27 | 41.830 | 41.880 | 41.250 | 41.640 | 22.693 | 3,212,891 |
| 2008-06-26 | 41.920 | 42.370 | 41.800 | 41.870 | 22.818 | 3,018,806 |
| 2008-06-25 | 41.900 | 42.880 | 41.900 | 42.460 | 23.140 | 3,158,561 |
| 2008-06-24 | 42.060 | 42.500 | 41.830 | 42.070 | 22.927 | 3,255,832 |
| 2008-06-23 | 42.460 | 42.790 | 42.300 | 42.410 | 23.113 | 2,437,346 |
| 2008-06-20 | 42.580 | 42.840 | 42.300 | 42.600 | 23.216 | 3,828,976 |
| 2008-06-19 | 42.350 | 43.170 | 42.200 | 42.920 | 23.391 | 2,132,322 |
| 2008-06-18 | 42.660 | 42.850 | 42.350 | 42.450 | 23.134 | 2,695,899 |
| 2008-06-17 | 43.300 | 43.540 | 42.900 | 42.900 | 23.380 | 2,299,299 |
| 2008-06-16 | 42.890 | 43.370 | 42.650 | 43.230 | 23.560 | 2,423,564 |
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.