Automatic Data Processing Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2011-10-11 | 49.850 | 50.550 | 49.650 | 50.280 | 30.837 | 2,861,054 |
| 2011-10-10 | 49.570 | 50.000 | 49.270 | 49.970 | 30.646 | 3,099,447 |
| 2011-10-07 | 49.190 | 49.490 | 48.570 | 48.860 | 29.966 | 3,636,485 |
| 2011-10-06 | 48.130 | 48.800 | 47.610 | 48.790 | 29.923 | 3,061,176 |
| 2011-10-05 | 47.460 | 48.270 | 46.750 | 48.150 | 29.530 | 4,883,804 |
| 2011-10-04 | 45.960 | 47.420 | 45.850 | 47.330 | 29.027 | 5,494,878 |
| 2011-10-03 | 46.690 | 47.890 | 46.460 | 46.470 | 28.500 | 6,441,387 |
| 2011-09-30 | 47.590 | 47.830 | 47.120 | 47.150 | 28.917 | 4,349,385 |
| 2011-09-29 | 48.360 | 48.720 | 47.340 | 48.120 | 29.512 | 4,002,332 |
| 2011-09-28 | 48.150 | 48.460 | 47.630 | 47.670 | 29.236 | 4,376,949 |
| 2011-09-27 | 48.650 | 48.910 | 47.920 | 48.030 | 29.457 | 5,171,288 |
| 2011-09-26 | 47.360 | 47.790 | 46.660 | 47.750 | 29.285 | 4,694,047 |
| 2011-09-23 | 47.230 | 47.420 | 46.650 | 46.960 | 28.800 | 5,469,592 |
| 2011-09-22 | 47.860 | 48.580 | 46.830 | 47.390 | 29.064 | 8,672,232 |
| 2011-09-21 | 50.700 | 50.720 | 49.120 | 49.120 | 30.125 | 4,247,901 |
| 2011-09-20 | 50.930 | 51.400 | 50.540 | 50.720 | 31.106 | 2,746,129 |
| 2011-09-19 | 50.090 | 50.870 | 49.900 | 50.630 | 31.051 | 2,977,118 |
| 2011-09-16 | 50.880 | 51.200 | 50.220 | 50.760 | 31.131 | 6,264,272 |
| 2011-09-15 | 49.940 | 50.550 | 49.370 | 50.540 | 30.996 | 3,421,100 |
| 2011-09-14 | 48.970 | 49.950 | 48.220 | 49.400 | 30.297 | 4,184,800 |
| 2011-09-13 | 48.480 | 48.710 | 47.950 | 48.600 | 29.806 | 3,466,319 |
| 2011-09-12 | 47.190 | 48.370 | 47.000 | 48.310 | 29.628 | 4,041,400 |
| 2011-09-09 | 48.190 | 48.380 | 47.180 | 47.620 | 29.205 | 4,583,108 |
| 2011-09-08 | 48.920 | 49.240 | 48.540 | 48.710 | 29.874 | 3,147,968 |
| 2011-09-07 | 48.240 | 49.020 | 47.990 | 49.020 | 30.064 | 2,821,189 |
| 2011-09-06 | 47.350 | 48.100 | 47.080 | 48.010 | 29.193 | 3,844,353 |
| 2011-09-02 | 49.000 | 49.100 | 48.370 | 48.510 | 29.497 | 3,281,459 |
| 2011-09-01 | 50.230 | 50.590 | 49.580 | 49.660 | 30.196 | 3,306,175 |
| 2011-08-31 | 50.180 | 50.650 | 49.720 | 50.030 | 30.421 | 4,335,831 |
| 2011-08-30 | 49.270 | 50.100 | 49.020 | 49.850 | 30.312 | 3,246,378 |
| 2011-08-29 | 49.110 | 49.410 | 49.040 | 49.400 | 30.038 | 8,787,499 |
| 2011-08-26 | 48.120 | 48.820 | 47.080 | 48.680 | 29.600 | 5,433,486 |
| 2011-08-25 | 49.000 | 49.000 | 47.870 | 47.950 | 29.156 | 6,523,623 |
| 2011-08-24 | 48.080 | 48.810 | 47.830 | 48.760 | 29.649 | 3,915,426 |
| 2011-08-23 | 45.170 | 48.310 | 45.170 | 48.270 | 29.351 | 3,904,492 |
| 2011-08-22 | 47.340 | 47.490 | 46.560 | 46.700 | 28.396 | 3,961,214 |
| 2011-08-19 | 45.870 | 47.060 | 45.800 | 46.320 | 28.165 | 7,058,383 |
| 2011-08-18 | 46.410 | 46.940 | 45.830 | 46.420 | 28.226 | 7,277,641 |
| 2011-08-17 | 48.090 | 48.450 | 47.460 | 47.840 | 29.090 | 4,009,052 |
| 2011-08-16 | 47.190 | 48.150 | 47.110 | 47.970 | 29.169 | 4,477,295 |
| 2011-08-15 | 47.350 | 47.890 | 47.000 | 47.880 | 29.114 | 3,713,254 |
| 2011-08-12 | 47.050 | 47.720 | 46.560 | 47.270 | 28.743 | 4,912,165 |
| 2011-08-11 | 45.180 | 47.330 | 45.040 | 46.800 | 28.457 | 6,959,290 |
| 2011-08-10 | 46.070 | 46.280 | 44.720 | 44.810 | 27.247 | 10,187,330 |
| 2011-08-09 | 46.700 | 46.960 | 45.030 | 46.800 | 28.457 | 12,158,142 |
| 2011-08-08 | 47.380 | 48.130 | 45.640 | 45.650 | 27.758 | 9,775,012 |
| 2011-08-05 | 48.270 | 48.960 | 46.960 | 48.400 | 29.430 | 8,121,184 |
| 2011-08-04 | 49.130 | 49.340 | 47.880 | 47.880 | 29.114 | 5,298,742 |
| 2011-08-03 | 49.620 | 49.850 | 49.130 | 49.670 | 30.202 | 4,262,024 |
| 2011-08-02 | 50.260 | 50.670 | 49.560 | 49.600 | 30.160 | 4,827,879 |
| 2011-08-01 | 51.760 | 51.940 | 50.200 | 50.650 | 30.798 | 3,906,087 |
| 2011-07-29 | 51.650 | 52.000 | 51.080 | 51.490 | 31.309 | 3,313,921 |
| 2011-07-28 | 52.080 | 52.380 | 51.460 | 51.780 | 31.485 | 2,878,936 |
| 2011-07-27 | 53.050 | 53.050 | 52.280 | 52.380 | 31.850 | 4,268,175 |
| 2011-07-26 | 53.030 | 53.420 | 52.930 | 53.180 | 32.337 | 3,317,338 |
| 2011-07-25 | 52.900 | 53.150 | 52.540 | 52.960 | 32.203 | 2,776,540 |
| 2011-07-22 | 53.260 | 53.430 | 52.910 | 53.230 | 32.367 | 1,887,779 |
| 2011-07-21 | 52.660 | 53.640 | 52.570 | 53.150 | 32.318 | 2,702,050 |
| 2011-07-20 | 52.660 | 52.990 | 52.350 | 52.470 | 31.905 | 2,288,479 |
| 2011-07-19 | 52.710 | 53.180 | 52.390 | 53.030 | 32.245 | 2,613,891 |
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.