Clean Harbors (CLH) Change in Inventory (2012 - 2026)

Clean Harbors has disclosed Change in Inventory across 15 years of filings, most recently posting -$7.8 million for Q1 2026.

• Change in Inventory for Q1 2026 came in at -$7.8 million, up 10.0% year-over-year; the trailing twelve-month figure through Mar 2026 was -$11.6 million (down 142.4% YoY), and the FY2025 annual result was -$12.5 million, down 125.13% from the prior year.
• Change in Inventory came in at -$7.8 million for Q1 2026 at Clean Harbors, down from -$4.2 million in the prior quarter.
• In the past five years, Change in Inventory ranged from a high of $30.2 million in Q4 2022 to a low of -$13.8 million in Q3 2023.
• The 5-year median for Change in Inventory is $9.9 million (2024), against an average of $6.4 million.
• Across the five-year window, Change in Inventory jumped 1721.95% in 2022 and tumbled 167.54% in 2023, its largest moves.
• Clean Harbors' Change in Inventory stood at $30.2 million in 2022, then plunged by 43.74% to $17.0 million in 2023, then tumbled by 41.69% to $9.9 million in 2024, then slumped by 141.96% to -$4.2 million in 2025, then tumbled by 87.57% to -$7.8 million in 2026.
• The last three Change in Inventory figures came in at -$7.8 million (Q1 2026), -$4.2 million (Q4 2025), and -$5.3 million (Q3 2025), per Business Quant data.