ADP Officer Jonathan S. Lehberger Files Form 144 to Sell $231K in Common Stock

Executive Summary

On November 4, 2026, Jonathan S. Lehberger, an Officer of Automatic Data Processing, Inc. ($ADP), filed SEC Form 144 noticing the proposed sale of 770 shares of common stock with an aggregate market value of $231,269.50 (approximately $300.35 per share).

Transaction Details

• Filer: Jonathan S. Lehberger
• Position: Officer
• Securities Offered: 770 Common shares
• Broker: Fidelity Brokerage Services LLC
• Approximate Sale Date: November 4, 2026
• Rule 10b5-1 Plan: The shares are slated for sale under a trading plan adopted on September 3, 2025.
• Origin of Shares: All shares were acquired through restricted stock unit vestings as compensation between July 2019 and March 2024 (79 shares in 2019, 1 share in 2022, 553 shares in 2023, and 137 shares in 2024).

Context and Significance

The transaction is categorized as Low significance due to the relatively modest dollar amount ($231k) compared to ADP's market capitalization and shares outstanding (394,759,432 shares). Furthermore, the transaction is executed under a pre-established Rule 10b5-1 trading plan adopted over a year prior to the sale date, indicating routine personal financial and portfolio diversification rather than discretionary trading based on material non-public information.