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

Clean Harbors has disclosed Shares Outstanding (Weighted Average) across 18 years of filings, most recently posting $52.8 million for Q1 2026.

• Shares Outstanding (Weighted Average) for Q1 2026 came in at $52.8 million, down 1.74% year-over-year; the trailing twelve-month figure through Mar 2026 was $52.8 million (down 1.74% YoY), and the FY2025 annual result was $53.5 million, down 0.73% from the prior year.
• Shares Outstanding (Weighted Average) came in at $52.8 million for Q1 2026 at Clean Harbors, down from $53.5 million in the prior quarter.
• In the past five years, Shares Outstanding (Weighted Average) ranged from a high of $54.4 million in Q1 2022 to a low of $52.8 million in Q1 2026.
• The 5-year median for Shares Outstanding (Weighted Average) is $54.0 million (2024), against an average of $53.9 million.
• Across the five-year window, Shares Outstanding (Weighted Average) increased 0.02% in 2023 and declined 1.74% in 2026, its largest moves.
• Clean Harbors' Shares Outstanding (Weighted Average) stood at $54.2 million in 2022, then fell by 0.28% to $54.1 million in 2023, then retreated by 0.31% to $53.9 million in 2024, then dropped by 0.73% to $53.5 million in 2025, then decreased by 1.29% to $52.8 million in 2026.
• The last three Shares Outstanding (Weighted Average) figures came in at $52.8 million (Q1 2026), $53.5 million (Q4 2025), and $53.5 million (Q3 2025), per Business Quant data.