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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 $15.8B in total; superinvestors Markel Group and Giverny Capital hold it.

Other share classesWSO.B

Key figures

Insider buysOpen market, last 90 days
0
Insider sellsOpen market, last 90 days
0
13F holdersQ2 2026, +25 vs. previous quarter
787
13F valueReported value at the end of Q2 2026
$15.8B
Superinvestors holdingAt the end of Q2 2026
2

Price chart

Superinvestors holding WSO, Q2 2026

2 superinvestors report holding Watsco Inc on Form 13F. Percentages are the stock's share of each portfolio.

Go to the superinvestors tab

Markel Group

Tom Gayner

1.9%

Watsco Inc's share of the portfolio

Shares
597,750
Value
$249.1M

Giverny Capital

François Rochon

0.9%

Watsco Inc's share of the portfolio

Shares
65,975
Value
$27.5M

Latest insider trades

Open-market purchases and sales by Watsco Inc insiders from Form 4, newest first.

See all insider trades
Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jun 12, 2025 (view filing)Jun 102 daysCuster John MichaelDirectorSSale−2.20K$448.27−$986.2K−38.2%3.55K after
Mar 7, 2025 (view filing)Mar 52 daysAlvarez Cesar LDirectorSSale−2.10K$499.65−$1.05M−100.0%0 after2 lots
Dec 18, 2024 (view filing)Dec 18Same dayLogan Barry SExecutive Vice PresidentSSale−11.0K$508.21−$5.59M−100.0%0 after
May 14, 2024 (view filing)May 104 daysLogan Barry SExecutive Vice PresidentSSale−774$473.85−$366.8K−30.4%1.77K after
May 13, 2024 (view filing)May 94 daysMacdonald John AlexanderDirectorSSale−5.33K$466.41−$2.49M−100.0%0 after5 lots
Dec 14, 2023 (view filing)Dec 122 daysAlvarez Cesar LDirectorSSale−5.00K$412.34−$2.06M−100.0%0 after
May 24, 2023 (view filing)May 222 daysAlvarez Cesar LDirectorSSale−4.00K$332.64−$1.33M−100.0%0 after
Jun 1, 2022 (view filing)May 275 daysAlvarez Cesar LDirectorSSale−4.00K$253.55−$1.01M−100.0%0 after2 lots
Mar 25, 2022 (view filing)Mar 232 daysKeeley Brian E.DirectorSSale−11.0K$299.69−$3.30M−100.0%0 after3 lots

Top 10 13F holders, Q2 2026

The largest institutional positions in Watsco Inc at the end of Q2 2026; share changes are against Q1 2026.

See all 787 holders
Institutions holding WSO in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.4,192,919$1.75B0.03%+102,864+2.5%Added
Capital International Investors3,485,525$1.45B0.30%+8,294+0.2%Added
Capital Research Global Investors1,902,230$792.7M0.11%+3,627+0.2%Added
Vanguard Portfolio Management LLC1,770,531$737.8M0.03%+19,477+1.1%Added
FMR LLC1,705,273$710.6M0.03%−185,049−9.8%Reduced
Vanguard Capital Management LLC1,579,210$658.1M0.01%+11,711+0.7%Added
Charles Schwab Investment Management Inc1,459,768$607.9M0.08%+119,367+8.9%Added
State Street Corp1,323,011$551.3M0.02%+49,070+3.9%Added
Kayne Anderson Rudnick Investment Management LLC1,134,361$472.7M1.47%−194,844−14.7%Reduced
Baillie Gifford & Co1,129,536$470.7M0.43%−7,722−0.7%Reduced