Insider buying last 90 days
No open-market insider purchases were filed for FIX in the last 90 days.
From Form 4 filings, dated to when each was filed.
Nov 4 close
Comfort Systems USA rose 7.1% on 3 November with no single company announcement cited alongside the move, coming on the heels of its third-quarter 2026 results: sales of $3,766.3 million and net income of $489.04 million, EPS of $13.91 versus an estimate of $12.85. The company raised its quarterly dividend to $1.00 per share, announced a planned CFO transition, and reported a record $17.8 billion backlog, up $8.4 billion year over year, with mechanical and electrical segments posting double-digit service revenue gains and two acquisitions, Lewis Electrical and Neopod, expected to add over $100 million in annual revenue. Coverage framed this around data center and AI infrastructure demand, though Morningstar's newly initiated coverage flagged valuation concerns.
FIX closed at $1091.31, down 15.1%, and sits below both its 50-day average of $1536.63 and 200-day average of $1606.72, with the 50-day below the 200-day. The GekkoIndex reads 71.7, placing the stock in the Buying zone, while price stands 25.1% below Gekko Fair Value of $1456.14.
The next earnings date is 18 February 2027, 105 days out, beyond a typical 20-trading-day hold. Over the last 30 days there has been 1 unusual options signal, with call premium of $2,956,800 against no put premium. Seasonally, the next 20 trading days have averaged a 6.2% return over 5 years, rising in 4 of them. Six analysts covering the stock rate it buy, with a consensus target of $1916.88.
Written by AI from the Nov 4, 2026 close and checked automatically against the figures on this page.
Comfort Systems USA scores 5 supportive, 0 mixed and 1 headwind across the 6 checklist items with data.
Six things swing traders check before a 20-day hold, read from the latest data.
5 supportive0 mixed1 headwind
Below 50 and 200-day
Close $1091.31 is below the 50-day ($1536.63) and 200-day ($1606.72) averages, and the 50-day is below the 200-day.
See the chart71.7, Buying
Reading 71.7 is in the Buying zone.
See the GekkoIndex25.1% below
Price is 25.1% below Gekko Fair Value (more than 5% below).
See fair valueLeans bullish
Last 30 days: 1 unusual options signal.
See smart moneyReports in 105 days
Next report Feb 18, 2027, 105 days away — outside a typical 20-trading-day hold.
See earnings+6.2% on average
From this point in the calendar, the next 20 trading days averaged +6.2% over 5 years, rising in 4 of them.
See seasonalityA description of current data, not a recommendation. How this page works
Comfort Systems USA closed at $1,091.31 on Nov 4, 2026, +11.6% over the past year, inside a 52-week range of $841.66 to $2,073.99.
Use the left and right arrow keys to read daily values.
Put FIX on a Gekko watchlist and see its GekkoIndex, Gekko Fair Value and smart money signals update on the chart as they change.
Comfort Systems USA works on the mechanical and electrical systems that keep buildings running, taking on jobs that range from putting in new equipment to fixing, upgrading and swapping out what is already there. Its scope covers heating and cooling equipment, plumbing lines, wiring, piping, control systems, fire protection, and components built off-site before installation. The company has built a name around handling this kind of work across the full life of a building, not just at the construction stage.
It runs through two divisions, one focused on mechanical work and the other on electrical work, spanning both ground-up construction and the upkeep of buildings already in use. Services include planning, engineering and integrating these systems into new properties and getting them operational, as well as expanding, watching over and repairing them once a building is occupied. It also offers remote tracking of factors such as electricity consumption, temperature, air pressure, humidity and airflow within a building. Its client base includes those who own, develop, build, design or manage commercial, industrial and institutional properties.
The company dates back to 1917 and runs its operations from Houston, Texas. Its stock is listed on the NYSE under the ticker FIX.
Comfort Systems USA’s GekkoIndex — Gekko’s 0 to 100 smart money score — reads 71.7, in the Buying zone, up 3.2 points over five sessions.
Up 3.2 points over five sessions, from the Accumulation zone.
Reading for Nov 4, 2026
| Zone | Readings | 5 days | 20 days |
|---|---|---|---|
| Buying (current zone) | 10 | −2.6% | +0.2% |
| Accumulation | 134 | +2.0% | +4.6% |
| Neutral | 450 | +1.8% | +7.3% |
| Distribution | 92 | +0.7% | +6.7% |
| Selling | 11 | +0.2% | +10.1% |
Average FIX share-price change over the trading days after each daily reading in its GekkoIndex history. Across every stock Gekko tracks, Buying readings averaged +3.0% over 20 days. Past behaviour doesn’t guarantee future results.
Buying zone: Smart money likely accumulating heavily. About the five zones →
Comfort Systems USA trades 25.1% below Gekko Fair Value of $1,456.14, so the shares are undervalued on Gekko’s estimate.
Gekko’s own estimate of what Comfort Systems USA shares are worth, recalculated every trading day.
$1,456.14
Gekko Fair Value, Nov 4, 2026
25.1% Undervalued
At the end of Aug 2026 the price was 3.6% below the estimate.
No open-market insider purchases were filed for Comfort Systems USA, and no Congress trades were disclosed, in the last 90 days.
Plus buybacks, unusual options and fund positions, each dated to when it became public.
No open-market insider purchases were filed for FIX in the last 90 days.
From Form 4 filings, dated to when each was filed.
No trades in FIX were disclosed by members of Congress in the last 90 days.
From congressional disclosures, which report amounts as ranges.
Comfort Systems USA has been buying back its own shares.
From company filings.
1signal, 100% of the flagged premium in calls.
Latest: Bullish flow on Oct 21, $2.96M in unusual premium.
2of the funds Gekko tracks hold FIX.
Comfort Systems USA reports on Feb 18, 2027 (105 days away), and beat the EPS estimate in 8 of its last 8 reports.
Feb 18, 2027
105 days away
| Reported | EPS | Revenue | Move |
|---|---|---|---|
| Oct 22, 2026 | $13.91 est $12.85 | $3.77B est $3.40B | −17.2% |
| Jul 23, 2026 | $12.53 est $10.45 | $3.27B est $2.99B | −3.2% |
| Apr 23, 2026 | $10.51 est $6.81 | $2.87B est $2.39B | +0.1% |
| Feb 19, 2026 | $9.37 est $6.75 | $2.65B est $2.34B | +10.8% |
| Oct 23, 2025 | $8.25 est $6.29 | $2.45B est $2.16B | +24.1% |
| Jul 24, 2025 | $6.53 est $4.84 | $2.17B est $1.97B | +25.7% |
| Apr 24, 2025 | $4.75 est $3.66 | $1.83B est $1.77B | +11.7% |
| Feb 20, 2025 | $4.09 est $3.63 | $1.87B est $1.77B | −8.0% |
“Move” is the close of the first session after the report compared with the close of the last session before it, so it reads the same whether the company reported before the open or after the close.
Analysts’ average 12-month price target for Comfort Systems USA is $1,916.88, +75.6% from the last close, from 6 firms rating the stock in the last 90 days.
Each firm’s latest rating in the last 90 days: 6 firms.
| Date | Firm | Target | vs price |
|---|---|---|---|
| Oct 29 | Stifel Nicolaus | $1,808 | +65.7% |
| Oct 26 | UBS | $1,900 | +74.1% |
| Oct 26 | KeyBanc | $1,979 | +81.3% |
| Oct 26 | UBS | $1,900 | +74.1% |
| Oct 26 | Oppenheimer | $2,000 | +83.3% |
Gekko doesn’t publish price predictions. These are analyst targets and historical base rates, which don’t guarantee future results.
Over the next 20 trading days from Nov 4, Comfort Systems USA averaged +6.2% across the last 5 years, rising in 4 of them.
| Window | Average | Years higher |
|---|---|---|
| Next 5 trading days | +5.3% | 3 of 5 |
| Next 10 trading days | +6.0% | 4 of 5 |
| Next 15 trading days | +8.2% | 5 of 5 |
| Next 20 trading days | +6.2% | 4 of 5 |
| Next 30 trading days | +3.1% | 3 of 5 |
For scale, FIX’s typical 20-trading-day move in either direction is about 7.4%.
Comfort Systems USA’s market cap is $38.41B, with a P/E ratio of 25.9 and revenue of $12.54B over the last twelve months.
Coverage of Comfort Systems USA this week reads positive: 10 positive, 2 neutral and 2 negative headlines.
Comfort Systems USA’s 6 largest industry peers by market value, with today’s move, GekkoIndex zone and gap to Gekko Fair Value.
| Stock | GekkoIndex zone | vs Fair Value |
|---|---|---|
| PWRQuanta Services | Accumulation | 3.4% below |
| FERFerrovial | Neutral | 13.2% below |
| OTISOtis Worldwide | Neutral | 1.1% below |
| EMEEMCOR | Accumulation | 4.2% below |
| APGAPi | Neutral | 10.3% above |
| MTZMasTec | Accumulation | 21.9% below |
A peer links to its own page where one exists.
Comfort Systems USA’s market cap is $38.41B at the Nov 4, 2026 close of $1,091.31, with 35.19M shares outstanding. The shares trade on a P/E ratio of 25.9.
The consensus analyst 12-month price target for Comfort Systems USA is $1,916.88, +75.6% from the last close. Of the 6 firms that rated the stock in the last 90 days, 6 rate it a buy, 0 a hold and 0 a sell. Gekko doesn’t publish price predictions of its own.
On Gekko’s estimate Comfort Systems USA is undervalued: the Nov 4, 2026 close of $1,091.31 is 25.1% below Gekko Fair Value of $1,456.14. Gekko Fair Value is recalculated every trading day, and a gap inside 5% either way counts as about fair value.
Comfort Systems USA is expected to report on Feb 18, 2027 (105 days away). Analysts expect earnings of $13.96 per share on revenue of $3.82B. Comfort Systems USA beat the earnings estimate in 8 of its last 8 reports, moving 12.6% on average across the report.
Comfort Systems USA’s 52-week high is $2,073.99 and its 52-week low is $841.66; it closed at $1,091.31 on Nov 4, 2026, +11.6% over the past year.
Gekko describes the data; it does not make buy or sell recommendations. On the swing-trade checklist, 5 of the 6 items with data read as supportive (gekkoindex, fair value, smart money, earnings risk and seasonality) and 1 as a headwind (trend). The checklist is a description of current data, not a recommendation.
Gekko flagged 1 unusual options signal in Comfort Systems USA over the last 30 days, with $2.96M of flagged premium in calls and $0 in puts. The latest, bullish flow, was on Oct 21, 2026 with $2.96M in unusual premium. The signal-by-signal table is in Gekko.
During US trading hours the price at the top of the page is a delayed quote, refreshed every 15 minutes; everything else is rebuilt after each US market close. The GekkoIndex, Gekko Fair Value and the checklist are Gekko’s own, and the Gekko Brief is written by AI from this page’s data and checked against it before it is published. How Gekko’s data works →
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