0000105016 us-gaap:CommonClassBMember 2026-04-23 2026-04-23 0000105016 2026-04-23 2026-04-23 0000105016 us-gaap:CommonStockMember 2026-04-23 2026-04-23 0000105016 true 8-K/A 2026-04-23 WATSCO, INC. FL 1-5581 59-0778222 2665 South Bayshore Drive Suite 901 Miami FL 33133 (305) 714-4100 N/A false false false false Common stock, $0.50 par value WSO NYSE Class B common stock, $0.50 par value WSOB NYSE false This Current Report on Form 8-K/A (this “Amendment”) is being filed as an amendment to the Current Report on Form 8-K filed by Watsco, Inc., a Florida corporation (the “Company”), with the Securities and Exchange Commission on April 29, 2026 (the “Original Form 8-K”). As previously reported in Original Form 8-K, the Company disclosed an estimated number of Consideration Shares to be issued at the Closing of the Company’s acquisition of the Business (as such terms are defined in the Original Form 8-K and below) of Jackson Supply Company, and this Amendment is being filed to update the disclosure contained in Item 3.02 of the Original Form 8-K solely to provide the precise number of Consideration Shares issued at Closing, which occurred on June 1, 2026. Except as set forth in this Amendment, the disclosure contained in the Original Form 8-K remains unchanged.