Other US listings · WSO-B · stock

Watsco INC (WSO-B) stock price history

Every Other US listings trading session of Watsco INC from Mar 17, 1980 to Jul 17, 2026: 11,076 daily bars, adjusted for splits and dividends, with minute bars arriving as capture begins. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.

WSO-B adjusted close, 1980 to 2026

WSO-BWatsco INC
$385.00-9.0% over one year
1990200020102020
$505.70
All time high, 2025
$449.48
52 week high, $330.28 low
11,076
Daily sessions since 1980

This is the filing spelling of a security listed on nyse as WSO.B; that page carries the listed series and is the canonical one.

Last updated Jul 17, 2026, the last stored session. Refreshes after each trading day. Full 1980 to 2026 series and minute bars.

WSO-B key facts

  • Watsco INC (WSO-B) closed at $385.00 on Jul 17, 2026 on Other US listings.
  • WSO-B's all time high close is $505.70, set on Feb 18, 2025; its all time low close is $0.1820 on Mar 27, 1980.
  • WSO-B's 52 week range is $330.28 to $449.48.
  • WSO-B returned -9.0% over the year to Jul 17, 2026 and +52.1% over five years.
  • Over ten years WSO-B returned +277%, +14.2% a year compounded.
  • WSO-B's deepest drawdown was -61.7% from Jul 10, 1998 to Feb 24, 2000.
  • DataCedar holds 11,076 daily sessions of WSO-B history from Mar 17, 1980, adjusted for splits and dividends, served by the API under a key.

WSO-B price chart, 1980 to 2026

WSO-B adjusted close, Mar 17, 1980 to Jul 17, 2026$0.1950$2.66$36.22$493.5319801990200020102020
Adjusted daily close, log scale. 260 sampled points across the full history; the API serves every session.

WSO-B returns

Price return from the last close on or before the window start to Jul 17, 2026, on adjusted closes.

PeriodReturn
1 month+11.0%
3 months+5.4%
6 months+4.2%
Year to date+10.7%
1 year-9.0%
3 years+14.5%
5 years+52.1%
10 years+277.3%
Since Mar 17, 1980+184,977%
Compound annual growth, 46.3 years+17.6%

WSO-B records

Measured on the stored closes; every figure is reproducible from the API series.

All time high close
$505.70 on Feb 18, 2025
All time low close
$0.1820 on Mar 27, 1980
52 week high
$449.48 on May 5, 2026
52 week low
$330.28 on Dec 31, 2025
Deepest drawdown
-61.7% from Jul 10, 1998 to Feb 24, 2000, recovered Nov 5, 2003
Best single session
+100.0% on Jun 18, 1984
Worst single session
-48.2% on Jun 20, 1984
Volatility, 1 year annualised
35.8%
Sessions closing higher, 1 year
7%
Growth of 1 since 1980
1,851×
Best calendar year
1996, +138%
Worst calendar year
2025, -33%

WSO-B price history by year

Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 1980 starts on Mar 17, 1980; 2026 runs to Jul 17, 2026.

YearOpenHighLowCloseReturnVolumeSessions
2026$330.28$449.48$330.28$385.00+16.6%2.1K135
2025$451.22$505.70$330.28$330.28-33.1%15K248
2024$391.47$493.53$364.57$493.53+26.1%9.9K225
2023$227.24$391.52$227.24$391.47+72.3%11.5K247
2022$267.76$274.02$206.92$227.24-15.1%19.7K240
2021$197.56$271.72$193.49$267.76+35.5%24.5K245
2020$148.14$207.19$114.46$197.56+33.4%24.8K249
2019$105.84$148.14$105.84$148.14+40.0%17.7K247
2018$128.23$148.32$103.84$105.84-17.4%57.6K248
2017$109.37$129.03$100.03$128.11+17.1%36.7K214
2016$85.00$115.96$77.84$109.37+28.7%26.9K223
2015$74.69$94.01$73.36$85.00+13.8%16.2K252
2014$65.57$75.53$60.29$74.69+13.0%33.5K243
2013$51.85$66.45$50.40$66.09+30.4%28.7K220
2012$41.49$50.70$40.94$50.70+24.8%26.6K217
2011$37.78$43.44$30.72$40.62+7.5%41K247
2010$27.84$38.46$27.27$37.78+33.8%36.8K228
2009$21.61$32.06$16.95$28.23+35.2%146K204
2008$18.42$32.25$16.04$20.88+10.3%193.4K223
2007$24.15$32.97$17.04$18.94-21.1%104.7K187
2006$30.33$36.48$21.34$23.99-19.7%111.3K214
2005$16.95$33.78$16.44$29.87+76.4%72.3K252
2004$11.27$16.93$10.92$16.93+52.2%113.8K252
2003$7.94$11.61$5.75$11.13+40.2%136.3K252
2002$6.70$9.29$6.44$7.94+18.6%83.8K252
2001$5.30$6.82$5.19$6.70+26.3%145.6K248
2000$5.25$7.48$4.03$5.30+0.9%194K252
1999$7.42$9.19$4.55$5.25-29.2%152.3K252
1998$7.54$10.84$5.56$7.42-1.5%107.3K252
1997$8.42$10.42$7.21$7.54-10.5%182.4K250
1996$3.64$8.65$3.35$8.42+137.6%558K254
1995$2.18$3.54$2.12$3.54+61.4%94.3K252
1994$1.70$2.23$1.70$2.20+29.1%272.7K216
1993$1.56$2.18$1.50$1.70+9.1%692.9K250
1992$1.67$1.67$1.10$1.56-8.3%1.6M254
1991$1.40$1.78$1.34$1.70+21.1%451.1K253
1990$1.07$1.52$1.02$1.40+31.3%555K253
1989$0.7333$1.22$0.7195$1.07+45.8%700.6K233
1988$0.6818$0.9161$0.6503$0.7333+9.7%496.8K240
1987$0.9621$1.70$0.6417$0.6684-31.5%3.4M233
1986$0.8581$1.24$0.7671$0.9751+13.6%554.3K242
1985$0.8841$1.24$0.8061$0.8581-2.9%672.6K237
1984$0.7216$1.43$0.7151$0.8841+22.5%1.1M230
1983$0.4745$0.7996$0.4745$0.7216+52.1%1.9M252
1982$0.3510$0.6306$0.3250$0.4745+31.9%1.9M221
1981$0.2774$0.4637$0.2774$0.3597+29.7%3.1M239
1980$0.1994$0.3034$0.1820$0.2774n/a1.4M199

WSO-B monthly closes, last 12 months

MonthMonth end closeChange
July 2026$385.00+11.0%
June 2026$347.00-13.3%
May 2026$400.37-10.3%
April 2026$446.14+23.3%
March 2026$361.90-12.1%
February 2026$411.93+7.7%
January 2026$382.64+15.9%
December 2025$330.28-3.6%
November 2025$342.61-4.0%
October 2025$356.89-8.4%
September 2025$389.46-7.4%
August 2025$420.67-0.6%

About the WSO-B data

Daily bars. 11,076 sessions from Mar 17, 1980 to Jul 17, 2026, one row per Other US listings trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.

Minute bars. Not stored for this listing yet. Minute history is captured forward from the day collection begins for a symbol and is never backfilled.

Time and currency. Session dates are Other US listings trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.

Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Mar 17, 1980, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.

curl "https://api.datacedar.com/v3/stocks/other%3AWSO-B/bars?timeframe=1Day&adjustment=all&limit=50000" \
  -H "X-API-Key: YOUR_KEY"

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Common questions

WSO-B share price history

Start with any symbol.