Automatic Data Processing (ADP) Shares Outstanding (Diluted Average) (2009 - 2026)

Automatic Data Processing (ADP) has 18 years of Shares Outstanding (Diluted Average) data on file, last reported at $404.5 million in Q1 2026.

• Quarterly Shares Outstanding (Diluted Average) fell 1.12% year-over-year to $404.5 million in Q1 2026, while the trailing twelve-month figure through Mar 2026 was $404.5 million (down 1.12% YoY) and the FY2025 annual result came in at $408.7 million, down 0.85% from the prior year.
• Shares Outstanding (Diluted Average) steadied at $404.5 million in Q1 2026 per ADP's latest filing, from $404.7 million in the prior quarter.
• Across five years, Shares Outstanding (Diluted Average) topped out at $421.1 million in Q2 2022 and bottomed at $404.5 million in Q1 2026.
• The 5-year median for Shares Outstanding (Diluted Average) is $412.5 million (2023), against an average of $412.4 million.
• The widest annual swing landed in 2022, when Shares Outstanding (Diluted Average) fell 2.03%; it then declined 0.62% in 2024.
• Tracing ADP's Shares Outstanding (Diluted Average) over 5 years: stood at $416.2 million in 2022, then declined by 0.89% to $412.5 million in 2023, then slipped by 0.85% to $409.0 million in 2024, then dropped by 1.05% to $404.7 million in 2025, then dropped by 0.05% to $404.5 million in 2026.
• Per Business Quant, the three latest ADP Shares Outstanding (Diluted Average) figures stand at $404.5 million (Q1 2026), $404.7 million (Q4 2025), and $406.5 million (Q3 2025).

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