Clean Harbors (CLH) Shares Outstanding (Diluted Average) (2009 - 2026)

Clean Harbors has disclosed Shares Outstanding (Diluted Average) across 18 years of filings, most recently posting $53.0 million for Q1 2026.

• Shares Outstanding (Diluted Average) for Q1 2026 came in at $53.0 million, down 1.85% year-over-year; the trailing twelve-month figure through Mar 2026 was $53.0 million (down 1.85% YoY), and the FY2025 annual result was $53.7 million, down 0.89% from the prior year.
• Shares Outstanding (Diluted Average) came in at $53.0 million for Q1 2026 at Clean Harbors, down from $53.7 million in the prior quarter.
• In the past five years, Shares Outstanding (Diluted Average) ranged from a high of $54.7 million in Q1 2022 to a low of $53.0 million in Q1 2026.
• The 5-year median for Shares Outstanding (Diluted Average) is $54.2 million (2024), against an average of $54.2 million.
• Across the five-year window, Shares Outstanding (Diluted Average) decreased 0.19% in 2023 and dropped 1.85% in 2026, its largest moves.
• Clean Harbors' Shares Outstanding (Diluted Average) stood at $54.5 million in 2022, then slipped by 0.19% to $54.4 million in 2023, then declined by 0.34% to $54.2 million in 2024, then declined by 0.89% to $53.7 million in 2025, then fell by 1.35% to $53.0 million in 2026.
• The last three Shares Outstanding (Diluted Average) figures came in at $53.0 million (Q1 2026), $53.7 million (Q4 2025), and $53.7 million (Q3 2025), per Business Quant data.