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Comfort Systems USA, Inc. (FIX) short interest & options flow

NYSE

FIX staged its biggest single-day recovery in months on November 3, jumping 7.1% to $1,285.13. The move matters because the stock had shed more than 25% over the prior month, and the question now is whether this is a floor or just a bounce inside a larger re-rating. The post-earnings selloff is the context here. FIX reported on October 22 and fell 17.2% that day, its worst…

Latest pulse9 Sept 2026

FIX cost to borrow plummets to 0.08%, down 195% from last week, as borrow demand eases despite 2.6% short interest and tight 0.73% utilization.

$1091.31-15.08% 1d-18.91% 1w-36.85% 1mClose: 4 Nov 2026
Short interest % of float
Low
Live SI on ORTEX →
Cost to borrow
Low and dropping
Live CTB on ORTEX →
Availability
High
Live availability on ORTEX →
Market cap
$38.12B
Next earnings
18 Feb 2027
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Key data as of 5 Nov 2026

ORTEX chart of Comfort Systems USA, Inc. (FIX) share price and short interest (% of free float), six months to November 4, 2026

FIX news and analysis

RSS
Earnings PreviewFIX

FIX Faces Earnings With a 16% Weekly Sell-Off to Explain

Comfort Systems USA heads into its October 22 earnings report having lost 16% in a single week, a sharper drop than most of its closest peers. The peer sell-off context matters here. EMCOR Group fell 8.6% on the week,…

1 min read
Earnings PreviewFIX

FIX Rebounds 9% Into Earnings as Bulls and Bears Dig In

Comfort Systems USA arrives at its July 24 print having staged a sharp recovery from last week's lows, with the stock up 9% on the week to $1,831 — though still down 11% over the past month and well below the analyst…

1 min read

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