Watsco closes $505M Granite Group Holdings buy, issues 338,176 consideration shares

WATSCO INC

Mergers closed October 9, 2026; Watsco issued 338,176 unregistered Common shares (WSO) as the final consideration share count.
Aggregate consideration is $505.0 million, subject to customary post-closing purchase price adjustment; 80% paid in cash and 20% in stock.
Granite Group Holdings is a plumbing and HVAC distributor with roughly $500 million in sales across seven Northeast states.
Share count equals 20% of the purchase price divided by the 10-day volume-weighted average WSO price before closing.
Filed as Amendment No. 1 to the September 17, 2026 Form 8-K, which had disclosed only an estimated share number.

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