Stocks › WSO

WATSCO INC

WSO·NYSE·United States United States·USD
$290.83
-1.32 (-0.45%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
WSO
WATSCO INC · NYSE
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
WSOS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
Loading price history…
Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair

Congressional Trades

Recent trades of WSO by members of U.S. Congress · 22 on record · 1 in the last 12 months
All congressional trades →
PoliticianStockTypeFiledTraded
Val T. HoyleVal T. HoyleHouse · D · OR WSOWATSCO INC · Stock Sale
$1,001 - $15,000
Oct 10, 2025 Sep 23, 2025 Filing ↗
Val T. HoyleVal T. HoyleHouse · D · OR WSOWATSCO INC · Stock Purchase
$1,001 - $15,000
Sep 12, 2025 Oct 29, 2024 Filing ↗
Lisa C. McClainLisa C. McClainHouse · R · MI WSOWATSCO INC · Stock Sale
$1,001 - $15,000
Sep 12, 2025 Aug 13, 2025 Filing ↗
Lisa C. McClainLisa C. McClainHouse · R · MI WSOWATSCO INC · Stock Purchase
$1,001 - $15,000
Aug 13, 2025 Jun 17, 2025 Filing ↗
Lois FrankelLois FrankelHouse · D · FL WSOWATSCO INC · Stock Sale
$1,001 - $15,000
Oct 10, 2023 Sep 8, 2023 Filing ↗
Lois FrankelLois FrankelHouse · D · FL WSOWATSCO INC · Stock Sale
$1,001 - $15,000
Jul 28, 2023 Jun 28, 2023 Filing ↗
Lois FrankelLois FrankelHouse · D · FL WSOWATSCO INC · Stock Sale
$1,001 - $15,000
Aug 24, 2020 Jul 24, 2020 Filing ↗
Donna ShalalaDonna ShalalaHouse · D · FL WSOWATSCO INC · Stock Sale
$15,001 - $50,000
May 15, 2020 May 7, 2020 Filing ↗
Lois FrankelLois FrankelHouse · D · FL WSOWATSCO INC · Stock Purchase
$1,001 - $15,000
Mar 23, 2020 Mar 4, 2020 Filing ↗
Lois FrankelLois FrankelHouse · D · FL WSOWATSCO INC · Stock Purchase
$1,001 - $15,000
Mar 23, 2020 Mar 3, 2020 Filing ↗
Greg GianforteGreg GianforteHouse · R · MT WSOWATSCO INC · Stock Purchase
$50,001 - $100,000
Feb 2, 2019 Dec 24, 2018 Filing ↗
James B. RenacciJames B. RenacciHouse · R · OH WSOWATSCO INC · Stock Sale
$15,001 - $50,000
Jan 2, 2019 Dec 10, 2018 Filing ↗
Greg GianforteGreg GianforteHouse · R · MT WSOWATSCO INC · Stock Sale
$100,001 - $250,000
Dec 11, 2018 Nov 21, 2018 Filing ↗
James B. RenacciJames B. RenacciHouse · R · OH WSOWATSCO INC · Stock Purchase
$15,001 - $50,000
Nov 13, 2018 Oct 23, 2018 Filing ↗
James B. RenacciJames B. RenacciHouse · R · OH WSOWATSCO INC · Stock Sale
$1,001 - $15,000
Jul 10, 2018 Jun 27, 2018 Filing ↗
Greg GianforteGreg GianforteHouse · R · MT WSOWATSCO INC · Stock Purchase
$100,001 - $250,000
Aug 7, 2017 Jul 17, 2017 Filing ↗
James B. RenacciJames B. RenacciHouse · R · OH WSOWATSCO INC · Stock Purchase
$1,001 - $15,000
Jul 18, 2017 Jul 12, 2017 Filing ↗
James B. RenacciJames B. RenacciHouse · R · OH WSOWATSCO INC · Stock Purchase
$15,001 - $50,000
May 18, 2017 May 4, 2017 Filing ↗
James B. RenacciJames B. RenacciHouse · R · OH WSOWATSCO INC · Stock Sale
$15,001 - $50,000
May 9, 2017 Apr 24, 2017 Filing ↗
James B. RenacciJames B. RenacciHouse · R · OH WSOWATSCO INC · Stock Purchase
$15,001 - $50,000
Mar 2, 2017 Feb 24, 2017 Filing ↗
James B. RenacciJames B. RenacciHouse · R · OH WSOWATSCO INC · Stock Purchase
$1,001 - $15,000
Mar 2, 2017 Feb 24, 2017 Filing ↗
James B. RenacciJames B. RenacciHouse · R · OH WSOWATSCO INC · Stock Purchase
$1,001 - $15,000
Nov 7, 2016 Oct 25, 2016 Filing ↗

Whale Activity

Position changes in WSO reported for 2026-09-30 by 2 tracked institutional filers
No prior filing: 2
  • Increased0
  • New0
  • Held0
  • Decreased0
  • Closed0
  • No prior filing2
FilerSharesValueChange
CONFLUENCE INVESTMENT MANAGEMENT LLC320.4K$97.0M—
DUDLEY & SHANLEY, INC.51.6K$15.6M—

KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.

Insider Trading

Net shares bought (+) or sold (−) on the open market by WSO insiders, by quarter · Form 4

No open-market insider buys or sells in the last two years.

Recent Insider Transactions

3 transactions on record · newest first
All insider activity →
InsiderTypeSharesPriceValueDate
UNITED TECHNOLOGIES CORP /DE/10% owner Sale −1.3M n/c — Feb 28, 2017 Form 4 ↗
UNITED TECHNOLOGIES CORP /DE/10% owner Sale −3.0M n/c — Feb 28, 2017 Form 4 ↗
UNITED TECHNOLOGIES CORP /DE/10% owner Purchase +1.3M $71.80 $89.8M Apr 27, 2012 Form 4 ↗

Fund Holders

Mutual funds and ETFs holding WSO · SEC Form N-PORT
FundSharesValue% of fundAs of
Washington Mutual Investors Fund1.8M$553.4M0.25%Jul 31, 2026
iShares Core S&P Mid-Cap ETF
iShares Trust
1.2M$499.2M0.40%Jun 30, 2026
American Mutual Fund1.5M$479.0M0.41%Jul 31, 2026
VANGUARD TOTAL STOCK MARKET INDEX FUND
VANGUARD INDEX FUNDS
1.1M$463.1M0.02%Jun 30, 2026
VANGUARD SMALL-CAP INDEX FUND
VANGUARD INDEX FUNDS
802.5K$334.4M0.18%Jun 30, 2026
Schwab U.S. Dividend Equity ETF
SCHWAB STRATEGIC TRUST
833.8K$306.1M0.32%May 31, 2026
VANGUARD U.S. GROWTH FUND
VANGUARD WORLD FUND
617.2K$226.6M0.48%May 31, 2026
American Funds Fundamental Investors466.5K$194.4M0.11%Jun 30, 2026
VANGUARD SMALL-CAP GROWTH INDEX FUND
VANGUARD INDEX FUNDS
462.7K$192.8M0.41%Jun 30, 2026
Capital Income Builder576.7K$178.4M0.14%Jul 31, 2026

Mutual funds and ETFs whose N-PORT filings list WSO's shares (CUSIP 942622200), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.

Activist & Passive Stakes

Schedule 13D / 13G beneficial-ownership filings
  • Capital International InvestorsSCHEDULE 13G/A · passive (13G) · 3.5M shares10.1%
    May 14, 2026 · ↗
  • Capital Research Global InvestorsSCHEDULE 13G · passive (13G) · 1.9M shares5.4%
    May 14, 2026 · ↗

Corporate Lobbying

Estimated quarterly lobbying spending reported under the LDA, filings naming WATSCO INC as client

No lobbying filings found naming WATSCO INC as the client.

Government Contracts

Federal awards to WATSCO INC · USAspending

No federal contract awards found for WATSCO INC.

U.S. Patents

Recent USPTO applications naming WATSCO INC

No USPTO patent applications found for WATSCO INC.

Annual Financials

From WSO's 10-K filings · XBRL

No annual XBRL figures on record for WSO. KeyVex's fundamentals cover about 130 large companies so far.

Stock Splits

Every split and reverse split in the price history
  • 3-for-2Stock splitAug 17, 1998
  • 3-for-2Stock splitJun 17, 1996
  • 3-for-2Stock splitMay 16, 1995

Split dates and ratios from the price history · Close Prices from Tiingo.com

Material Events (8-K)

Corporate events filed with the SEC
  • 8-K · Items 3.02Unregistered sale of equitySep 17, 2026
    EDGAR ↗
  • 8-K · Items 2.02, 7.01, 9.01Results of operations · Reg FD disclosureJul 29, 2026
    EDGAR ↗
  • 8-K/A · Items 3.02Unregistered sale of equityJun 4, 2026
    EDGAR ↗
  • 8-K · Items 9.01Jun 4, 2026
    EDGAR ↗
  • 8-K · Items 5.07Shareholder voteJun 3, 2026
    EDGAR ↗

About WATSCO INC

From SEC EDGAR company records
Industry (SIC 5070)Wholesale-Hardware & Plumbing & Heating Equipment & Supplies
SectorConsumer
HeadquartersCOCONUT GROVE, FL
IncorporatedFL