WAVEMAN · COMPANY

FIX · Comfort Systems Usa Inc

LIVE

TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV+4.49% 13F +693CRM+2.92% 13F +1,018CVNA-0.98% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+4.91% 13F +1,203CRWD+5.68% 13F +1,382ANET+1.22% 13F +1,323COIN+10.14% 13F +475TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV+4.49% 13F +693CRM+2.92% 13F +1,018CVNA-0.98% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+4.91% 13F +1,203CRWD+5.68% 13F +1,382ANET+1.22% 13F +1,323COIN+10.14% 13F +475

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FIX

Name: COMFORT SYSTEMS USA INC (FIX) insider trading and ownership data
Creator: WaveMan
License: https://wave-man.com/terms

COMFORT SYSTEMS USA INC

CONSTRUCTION · ELECTRICAL WORK · CIK 0001035983

CONGRESS · 1FORM 144 · 4☆ WATCH

INSIDER NET · 180D

-$103.0M

open-market buys minus sells, Form 4 codes P and S

INSIDER BUYERS · 180D

CONGRESS BUYERS · 1Y

FUNDS ADDED · QTR

744

13F, latest reported quarter

REVENUE GROWTH

-73.9%

XBRL, annual

NET MARGIN

55.8%

SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST

INSIDERS

net -$103.0M over 180 days

-$56.3M over 90 days

below 88% of Construction

CONGRESS

1 member bought in the last year

the lowest in Construction

FUNDS

744 funds added or opened last quarter

the highest in Construction

REVENUE

-73.9% year over year

below 99% of Construction

MARGIN

55.8% net margin

more than 99% of Construction

BUYBACKS

$8.2M repurchased, FY to 2026-06-30

below 86% of Construction

SHORT

2.0% of shares outstanding short · 1.1 days to cover · settled 2026-07-31

below 74% of Construction

THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET

Insiders are net sellers: -$103.0M across 7 people in 180 days.

744 funds added or opened positions in the latest 13F quarter, of 1,355 holders.

1 member of Congress reported buying it this year.

The year, with the filings on it

Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail

TOTAL 12M RETURN +126.7%

+126.7%12M

INSIDER SELLFORM 144

INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY

Live price

Daily candles from TradingView, on their licence — no filings are marked on this one

WHY THIS NAME IS ON THE DESK

Insiders have filed to sell — before selling.

The record shows a net $103.0M sold by insiders over 180 days, 744 funds added last quarter, 1 Congress member(s) bought in 12 months, $43.2M in planned Form 144 sales. Every figure is a federal filing, dated the day it became public.

Backtest this pattern Open the screener

Same sector, ranked by filing activity

Sector from the SEC's own SIC classification

MHO IESC DFH AMRC TMHC MTH IBP NVR SLND AGX SHIM ESOA

Insider transactions

Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, COMFORT SYSTEMS USA INC insiders sold a net $103.0M of stock across 115 Form 4 purchases and sales, with 0 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-05.

INSIDER

FILED

VALUE

Lane Brian E.

CHIEF EXECUTIVE OFF.

SELL

2026-08-26

16,024.0

$25.8M

GEORGE WILLIAM III

CHIEF FINANCIAL OFFICER

SELL

2026-08-17

2,554.0

$4.7M

MYERS FRANKLIN

Director

SELL

2026-08-11

4,000.0

$6.8M

MYERS FRANKLIN

Director

SELL

2026-08-10

3,500.0

$5.9M

MYERS FRANKLIN

Director

SELL

2026-06-24

6,700.0

$13.1M

115 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 110 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders

13F · holdings as of the latest quarter funds have reported

BlackRock, Inc.

3,397,683.0 sh

$6.7B

VANGUARD CAPITAL MANAGEMENT LLC

2,297,509.0 sh

$4.6B

VANGUARD PORTFOLIO MANAGEMENT LLC

1,866,170.0 sh

$3.7B

FMR LLC

1,659,799.0 sh

$3.3B

STATE STREET CORP

1,537,139.0 sh

$3.0B

SCHEDULE 13D/G

No 5%+ ownership filings

Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.

Planned sales · Form 144

Filed before the sale — intent, not a trade

BRIAN E LANE

FILED 2026-08-26

$25.8M

GEORGE WILLIAM III

FILED 2026-08-17

$4.7M

Franklin Myers

FILED 2026-08-11

$6.7M

MYERS FRANKLIN

FILED 2026-08-10

$5.9M

Fund concentration

N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show

Unusual Whales Subversive Republican Trading ETF

$5.1M POSITION · AS OF 2026-03-31

7.4%

Catalyst Insider Buying Fund

$992.9K POSITION · AS OF 2026-03-31

6.4%

Invesco Building & Construction ETF

$29.1M POSITION · AS OF 2026-04-30

6.4%

AdvisorShares Focused Equity ETF

$9.6M POSITION · AS OF 2026-03-31

6.2%

Virtus KAR Mid-Cap Growth Fund

$26.8M POSITION · AS OF 2026-03-31

6.2%

Smart Trend 25 ETF

$732.2K POSITION · AS OF 2026-03-31

6.2%

SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK

Executive pay vs shareholder return · Mr. Lane

DEF 14A pay-versus-performance disclosure · both the headline pay and the SEC's mark-to-market figure, beside the return the company delivered and the return of the peer group it chose itself

CEO TOTAL

ACTUALLY PAID

OTHER NEOs AVG

TSR

PEER TSR

2025

$10.6M

$21.2M

$2.8M

+1715%

+120%

2024

$8.2M

$14.5M

$2.4M

+721%

+82%

2023

$6.6M

$10.7M

$3.2M

+297%

+58%

2022

$5.4M

$6.9M

$1.6M

+121%

+15%

2021

$4.5M

$7.8M

$1.3M

+89%

+28%

TAGGED BY THE COMPANY UNDER SEC ITEM 402(v) · RETURN IS CUMULATIVE FROM THE START OF THE DISCLOSURE PERIOD · GREEN WHERE THE COMPANY BEAT ITS OWN PEER GROUP

Fundamentals

Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all

	2025-12	2024-12	2023-12	2022-12
REVENUE	$1.8B	$7.0B	$5.2B	$4.1B
GROSS PROFIT	$403.4M	$1.5B	$990.5M	$741.6M
OPERATING INCOME	$209.1M	$749.4M	$418.4M	$253.8M
NET INCOME	$1.0B	$522.4M	$323.4M	$245.9M
EPS (DILUTED)	28.88	14.60	9.01	6.82
OPERATING CASH FLOW	$1.2B	$849.1M	$639.6M	$301.5M
CASH	$981.9M	$549.9M	$205.2M	$57.2M
LONG-TERM DEBT	$139.1M	$62.3M	$39.3M	$247.2M
BUYBACKS	$216.0M	$57.9M	$21.2M	$38.2M
DIVIDENDS PAID	$68.8M	$42.8M	$30.4M	$20.1M

SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-05 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE