ADP ▼ -0.8% - Automatic Data Processing, Inc. $ADP ADP - ADP National Employment Report Preliminary Estimate for August 29, 2026 ADP shares declined 0.8% today following the release of the company's National Employment Report preliminary estimate for August 29, 2026. The report provides monthly data on private-sector employment trends, which investors monitor as an economic indicator ahead of the official government jobs report. 15-SEP-2026 08:15 AM ET