WSO-B - CIK 0000105016
As of 2026-05-24, WATSCO INC (WSO-B) has a market capitalization of $15.42 B, making it the #722 most valuable US-listed company.
| Date | Market cap |
|---|---|
| 2026-05-24 | $15.42 B |
| 2026-05-22 | $15.53 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.
As of 2026-05-24, WATSCO INC (WSO-B) has a market capitalization of $15.42 B, making it the #722 most valuable US-listed company.
WATSCO INC is the #722 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.