Automatic Data Processing (ADP) went public on April 6, 1983, when it opened at a split-adjusted price of $0.83.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
August 2025 | $308.00 | $308.27 | $298.66 | $301.79 | 16,740,109 |
July 2025 | $308.18 | $315.98 | $296.46 | $309.50 | 31,934,893 |
June 2025 | $321.20 | $328.29 | $296.75 | $308.40 | 37,044,470 |
May 2025 | $297.72 | $326.36 | $292.27 | $323.91 | 30,328,300 |
April 2025 | $303.86 | $307.96 | $271.26 | $299.11 | 45,788,200 |
March 2025 | $312.77 | $319.53 | $286.48 | $304.01 | 44,541,000 |
February 2025 | $300.19 | $313.22 | $299.61 | $311.95 | 29,138,700 |
January 2025 | $290.82 | $308.48 | $282.56 | $299.91 | 34,889,700 |
December 2024 | $302.95 | $303.01 | $284.68 | $289.73 | 40,091,900 |
November 2024 | $283.59 | $304.88 | $281.60 | $302.22 | 32,039,500 |
October 2024 | $273.91 | $289.67 | $269.25 | $284.80 | 34,811,900 |
September 2024 | $267.46 | $277.22 | $262.35 | $272.48 | 34,077,600 |
August 2024 | $255.09 | $271.15 | $251.26 | $270.31 | 31,151,100 |
July 2024 | $234.44 | $264.02 | $226.58 | $257.29 | 34,818,000 |
June 2024 | $237.84 | $246.54 | $231.44 | $233.84 | 32,579,500 |
May 2024 | $243.22 | $248.04 | $233.12 | $238.57 | 29,249,600 |
April 2024 | $243.89 | $244.12 | $233.51 | $235.62 | 32,352,100 |
March 2024 | $241.57 | $244.72 | $232.64 | $243.27 | 47,440,400 |
February 2024 | $237.28 | $248.49 | $234.35 | $243.22 | 31,669,000 |
January 2024 | $226.03 | $243.30 | $224.37 | $238.04 | 36,956,800 |
December 2023 | $221.06 | $232.65 | $219.96 | $225.63 | 36,037,700 |
November 2023 | $206.97 | $225.02 | $197.85 | $221.33 | 36,170,700 |
October 2023 | $231.60 | $241.92 | $205.30 | $210.07 | 35,432,900 |
September 2023 | $244.05 | $245.94 | $227.31 | $231.60 | 28,364,700 |
August 2023 | $236.84 | $245.62 | $234.70 | $243.88 | 29,234,100 |
