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Watsco, Inc. (WSO) short interest & options flow

NYSE
Latest pulse25 Aug 2026

WSO put-call ratio plunges to 0.1087, hitting lowest level in 52 weeks and 4 standard deviations below the 20-day mean of 0.4013, signaling extreme call dominance.

$313.15+0.54% 1d-1.99% 1w+11.88% 1mClose: 11 Nov 2026
Short interest % of float
High
Live SI on ORTEX →
Cost to borrow
Low
Live CTB on ORTEX →
Market cap
$12.12B
Next earnings
16 Feb 2027
See the full picture on ORTEX →Live short interest, options flow, signals, 13F filings, and more.

Key data as of 12 Nov 2026

ORTEX chart of Watsco, Inc. (WSO) share price and short interest (% of free float), six months to November 11, 2026

Latest signals on WSO

  • Options

    WSO put-call ratio plunges to 0.1087, hitting lowest level in 52 weeks and 4 standard deviations below the 20-day mean of 0.4013, signaling extreme call dominance.

  • Short Interest

    WSO short interest surges 29.5% in one week to 11.3% of float, driven by spike in bearish bets ahead of earnings today.

WSO news and analysis

RSS
Earnings PreviewWSO

Watsco Short Interest Retreats Ahead of Earnings

Short sellers have cut positions by 10% over the past month as the HVAC distributor rallies into its April 28 report. Options sentiment has flipped sharply bullish while analysts hold neutral ratings with limited…

1 min read

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