Michael A. Bonarti, Corporate Vice President at Automatic Data Processing Inc. ($ADP), sold ADP shares on the open market once in the last 365 days for a total of $2.6 million. His most recent sale occurred on September 9, 2025. These sales rank 2,969th among 11,678 insiders by value, below the average of $8.6 million per seller and 6.4 transactions. Bonarti made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec. 12, 2025 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | F | Common Stock | 117 | $266.10 | 80,414.4360 | 406,500,000 | 0.15% | 0.00% |
| Sept. 9, 2025 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | S | Common Stock | 8728 | $298.43 | 80,531.4320 | 408,700,000 | 9.78% | 0.00% |
| Sept. 2, 2025 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | F | Common Stock | 9031 | $304.05 | 89,259.4320 | 408,700,000 | 9.19% | 0.00% |
| Sept. 1, 2025 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | A | Common Stock | 3817 | $0.00 | 98,290.3740 | 408,700,000 | 4.04% | 0.00% |
| Aug. 6, 2025 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | A | Common Stock | 14202 | $0.00 | 94,473.3740 | 408,700,000 | 17.69% | 0.00% |
| Feb. 3, 2025 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Stock Option (Right to Buy) | 20435 | $206.86 | 6,812.0000 | 409,300,000 | 75.00% | 0.00% |
| Feb. 3, 2025 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Stock Option (Right to Buy) | 9696 | $138.53 | 0.0000 | 409,300,000 | 100.00% | 0.00% |
| Feb. 3, 2025 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | S | Common Stock | 30131 | $303.30 | 80,271.5940 | 409,300,000 | 27.29% | 0.01% |
| Feb. 3, 2025 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Common Stock | 9696 | $138.53 | 110,402.5940 | 409,300,000 | 9.63% | 0.00% |
| Feb. 3, 2025 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Common Stock | 20435 | $206.86 | 100,706.5940 | 409,300,000 | 25.46% | 0.00% |
| Dec. 13, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | F | Common Stock | 112 | $296.76 | 80,271.5940 | 409,500,000 | 0.14% | 0.00% |
| Sept. 9, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | S | Common Stock | 3852 | $269.70 | 80,383.5940 | 412,200,000 | 4.57% | 0.00% |
| Sept. 3, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | F | Common Stock | 8013 | $275.91 | 84,235.5940 | 412,200,000 | 8.69% | 0.00% |
| Sept. 1, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | A | Common Stock | 3823 | $0.00 | 92,248.5940 | 412,200,000 | 4.32% | 0.00% |
| Aug. 26, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | S | Common Stock | 22502 | $270.88 | 88,425.5940 | 412,200,000 | 20.29% | 0.01% |
| Aug. 23, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Stock Option (Right to Buy) | 7984 | $169.84 | 26,442.0000 | 412,200,000 | 23.19% | 0.00% |
| Aug. 26, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Stock Option (Right to Buy) | 26442 | $169.84 | 0.0000 | 412,200,000 | 100.00% | 0.01% |
| Aug. 23, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Common Stock | 7984 | $169.84 | 96,409.5940 | 412,200,000 | 9.03% | 0.00% |
| Aug. 23, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | S | Common Stock | 7984 | $270.15 | 88,425.5940 | 412,200,000 | 8.28% | 0.00% |
| Aug. 26, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Common Stock | 26442 | $169.84 | 114,867.5940 | 412,200,000 | 29.90% | 0.01% |
| Aug. 26, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | S | Common Stock | 3940 | $271.42 | 110,927.5940 | 412,200,000 | 3.43% | 0.00% |
| Aug. 7, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | A | Common Stock | 13373 | $0.00 | 88,425.5940 | 412,200,000 | 17.82% | 0.00% |
| Feb. 6, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Common Stock | 29085 | $138.53 | 104,137.9060 | 415,700,000 | 38.75% | 0.01% |
| Feb. 6, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | S | Common Stock | 29085 | $250.00 | 75,052.9060 | 415,700,000 | 27.93% | 0.01% |
| Feb. 6, 2024 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Stock Option (Right to Buy) | 29085 | $138.53 | 9,696.0000 | 415,700,000 | 75.00% | 0.01% |
| Dec. 11, 2023 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | F | Common Stock | 109 | $233.29 | 75,052.9060 | 415,700,000 | 0.15% | 0.00% |
| Sept. 5, 2023 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | S | Common Stock | 5093 | $253.90 | 75,161.9060 | 415,700,000 | 6.35% | 0.00% |
| Sept. 1, 2023 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | A | Common Stock | 3631 | $0.00 | 91,260.9060 | 415,700,000 | 4.14% | 0.00% |
| Sept. 1, 2023 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | F | Common Stock | 11006 | $255.75 | 80,254.9060 | 415,700,000 | 12.06% | 0.00% |
| Aug. 3, 2023 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | A | Common Stock | 20586 | $0.00 | 87,629.9060 | 415,700,000 | 30.70% | 0.00% |
| July 27, 2023 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Common Stock | 7049 | $146.75 | 74,093.1630 | 415,700,000 | 10.51% | 0.00% |
| July 27, 2023 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | M | Stock Option (Right to Buy) | 7049 | $146.75 | 0.0000 | 415,700,000 | 100.00% | 0.00% |
| July 27, 2023 | AUTOMATIC DATA PROCESSING INC | $ADP | Bonarti Michael A | Corporate Vice President | S | Common Stock | 7049 | $254.75 | 67,044.1630 | 415,700,000 | 9.51% | 0.00% |