Watsco (WSO) Change in Inventory (2010 - 2026)

Watsco has disclosed Change in Inventory across 17 years of filings, most recently posting $330.4 million for Q1 2026.

• Change in Inventory for Q1 2026 came in at $330.4 million, down 15.27% year-over-year; the trailing twelve-month figure through Mar 2026 was -$71.5 million (down 157.47% YoY), and the FY2025 annual result was -$12.0 million, down 128.69% from the prior year.
• Change in Inventory came in at $330.4 million for Q1 2026 at Watsco, up from -$216.4 million in the prior quarter.
• In the past five years, Change in Inventory ranged from a high of $390.0 million in Q1 2025 to a low of -$348.5 million in Q3 2025.
• The 5-year median for Change in Inventory is $22.2 million (2024), against an average of $32.7 million.
• Peak annual rise in Change in Inventory reached 398.37% in 2022, while the deepest fall reached 3018.04% in 2022.
• Watsco's Change in Inventory stood at -$16.8 million in 2022, then sank by 1140.79% to -$208.4 million in 2023, then grew by 0.88% to -$206.5 million in 2024, then declined by 4.8% to -$216.4 million in 2025, then surged by 252.67% to $330.4 million in 2026.
• The last three Change in Inventory figures came in at $330.4 million (Q1 2026), -$216.4 million (Q4 2025), and -$348.5 million (Q3 2025), per Business Quant data.