Watsco Inc
WSO- Exchange
- NYSE
- Industry
- Wholesale-Hardware & Plumbing & Heating Equipment & Supplies
- SEC CIK
- 0000105016
No open-market purchases or sales by Watsco Inc insiders were filed in the last 90 days; 787 institutions reported holding it in 13F filings for Q2 2026, worth $15.7B in total; superinvestors Markel Group and Giverny Capital hold it.
Other share classesWSO.B
Politicians who traded WSO
Since 2020, newest trade first. Shares and options by default, including trades reported under an earlier ticker.
- Trades
- 10
- Filings
- 9
- Politicians
- 4
- Buys / sells
- 4 / 6
- Estimated volume
- $104.5K
- Sum of range midpoints
| Politician | Trades | Buys / sells | Est. volume | Last traded | Last filed |
|---|---|---|---|---|---|
 Val T. Hoyle House · OR | 2 | 1 / 1 | $16.0K | Sep 23, 2025 | Oct 10, 2025 |
 Lisa C. McClain House · MI | 2 | 1 / 1 | $16.0K | Aug 13, 2025 | Sep 12, 2025 |
 Lois Frankel House · FL | 5 | 2 / 3 | $40.0K | Sep 8, 2023 | Oct 10, 2023 |
 Donna E. Shalala House · FL | 1 | 0 / 1 | $32.5K | May 7, 2020 | May 15, 2020 |
Trades
Reported trades in Watsco Inc, newest filings first.
| Politician | Asset | Type | Owner | Traded | Filed | Delay | Amount | Source |
|---|---|---|---|---|---|---|---|---|
Lois Frankel House · FL | WSOWatsco, Inc. | Buy | Self | Mar 4, 2020 | Mar 23, 2020 | 19 days | $1K-$15K | Filing |
Lois Frankel House · FL | WSOWatsco, Inc. | Buy | Self | Mar 3, 2020 | Mar 23, 2020 | 20 days | $1K-$15K | Filing |
Donna E. Shalala House · FL | WSOWatsco, Inc. | Sell | Self | May 7, 2020 | May 15, 2020 | 8 days | $15K-$50K | Filing |
Lois Frankel House · FL | WSOWatsco, Inc. | Sell (partial) | Self | Jul 24, 2020 | Aug 24, 2020 | 31 days | $1K-$15K | Filing |
Lois Frankel House · FL | WSOWatsco, Inc. | Sell (partial) | Self | Jun 28, 2023 | Jul 28, 2023 | 30 days | $1K-$15K | Filing |
Lois Frankel House · FL | WSOWatsco, Inc. | Sell | Self | Sep 8, 2023 | Oct 10, 2023 | 32 days | $1K-$15K | Filing |
Lisa C. McClain House · MI | WSOWatsco, Inc. Common Stock | Buy | Spouse | Jun 17, 2025 | Aug 13, 2025 | 57 daysLate | $1K-$15K | Filing |
Lisa C. McClain House · MI | WSOWatsco, Inc. Common Stock | Sell | Spouse | Aug 13, 2025 | Sep 12, 2025 | 30 days | $1K-$15K | Filing |
Val T. Hoyle House · OR | WSOWatsco, Inc. Common Stock | Buy | Spouse | Oct 29, 2024 | Sep 12, 2025 | 318 daysLate | $1K-$15K | Filing |
Val T. Hoyle House · OR | WSOWatsco, Inc. Common Stock | Sell | Spouse | Sep 23, 2025 | Oct 10, 2025 | 17 days | $1K-$15K | Filing |
Source: U.S. House Clerk and Senate Office of Public Records (eFD). Amounts are the ranges filers report. Profiles, committees and photos: the unitedstates project (public domain). District maps: U.S. Census Bureau.