InsiderClue
← All stocks

Comfort Systems USA

FIX Net selling
CIK 0001035983 #124 in the set updated 17 Sep 2026
Bought (120 mo)
$4.50M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$364.80M
$2.52M on a plan · $64.64M straight out of an exercise
Sold at will
$297.63M
129 of 180 sales
Net
−$360.30M
−$293.13M against sales at will

By person

20 insiders · 217 transactions
186×

Brian Lane holds 186 times base salary in stock. $233.29M of shares against $1.25M in salary for 2025.

Salary from the company's own proxy. The shares are what Brian Lane last reported holding, valued at $1,608.21, the price Common Stock was last bought or sold at on the open market here, on 26 Aug 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Lane Brian E.
CHIEF EXECUTIVE OFF.
—
$125.80M (27)
−$125.80M
145,065
0.4122%
$233.29M
−16.2%
MYERS FRANKLIN
Director
$3.29M (22)
$78.39M (13)
−$75.09M
67,110
0.1907%
$107.93M
−64.0%
GEORGE WILLIAM III
CHIEF FINANCIAL OFFICER
$181.53K (3)
$62.74M (21) scheduled
−$62.56M
30,250
0.0860%
$48.65M
−11.4%
ANDERSON DARCY
Director
—
$20.60M (9)
−$20.60M
18,140
0.0515%
$29.17M
−62.5%
Shaeff Julie
CHIEF ACCOUNTING OFFICER
—
$13.76M (17)
−$13.76M
12,624
0.0359%
$20.30M
−60.4%
Trent T McKenna
PRESIDENT/CHIEF OPERATING OFF.
—
$13.64M (12)
−$13.64M
22,346
0.0635%
$35.94M
−19.8%
BULLS HERMAN E
Director
—
$10.08M (9)
−$10.08M
29,879
0.0849%
$48.05M
−50.7%
SANDBROOK WILLIAM J
Director
$461.85K (2)
$10.11M (8)
−$9.64M
7,941
0.0226%
$12.77M
+4,571%
Tang Vance W
Director
$319.40K (1)
$7.64M (15)
−$7.32M
17,768
0.0505%
$28.57M
−40.3%
Mercado, Pablo G.
Director
$70.12K (2)
$7.36M (10)
−$7.29M
3,105
0.0088%
$4.99M
+210.5%
Skidmore Constance Ellen
Director
—
$6.54M (13)
−$6.54M
12,732
0.0362%
$20.48M
−55.2%
Krusi Alan
Director
—
$3.27M (19)
−$3.27M
16,828
0.0478%
$27.06M
−69.1%
Reed Terrence
SVP & CHRO
—
$2.54M (2)
−$2.54M
2,968
0.0084%
$4.77M
+47.8%
Howell Laura Finley
SVP & GENERAL COUNSEL
$21.64K (1)
$1.30M (3)
−$1.28M
7,938
0.0226%
$12.77M
+373.1%
Hardy Rhoman J
Director
$149.98K (2)
$649.83K (1)
−$499.85K
1,890
0.0054%
$3.04M
—
SCHULTZ JAMES H
Director
—
$380.70K (1) scheduled
−$380.70K
88,914
0.2526%
$142.99M
+21.1%
Wallis-Lage Cindy L.
Director
$571.20 (1)
—
+$571.20
5,818
0.0165%
$9.36M
—
Young Terrence Andrew
Senior Vice President Service
—
—
—
5,274
0.0150%
$8.48M
+1,658%
Kapoor Gaurav
Director
—
—
—
832
0.0024%
$1.34M
—
Eslicker Rachel R.
SVP & GENERAL COUNSEL
—
—
—
608
0.0017%
$977.79K
+24.1%

Individual transactions

47
Insider
Date
Role
Action
Shares
Price
Amount
GEORGE WILLIAM III
23 Feb 2026
CHIEF FINANCIAL OFFICER
Sold after exercise
9,000
$1,434.97
$12.91M
GEORGE WILLIAM III
8 Aug 2025
CHIEF FINANCIAL OFFICER
Sold after exercise
8,436
$692.60
$5.84M
GEORGE WILLIAM III
13 May 2025
CHIEF FINANCIAL OFFICER
Sold after exercise
12,500
$470.11
$5.88M
Trent T McKenna
22 Nov 2024
EVP & CHIEF OPERATING OFFICER
Sold after exercise
4,000
$484.81
$1.94M
Trent T McKenna
1 Nov 2022
EVP & CHIEF OPERATING OFFICER
Sold after exercise
4,325
$122.17
$528.36K
GEORGE WILLIAM III
1 Aug 2022
CHIEF FINANCIAL OFFICER
Sold after exercise
16,371
$104.23
$1.71M
Shaeff Julie
1 Aug 2022
CHIEF ACCOUNTING OFFICER
Sold after exercise
12,849
$104.09
$1.34M
Lane Brian E.
1 Nov 2021
President/Chief Executive Off.
Sold after exercise
32,873
$92.65
$3.05M
Trent T McKenna
29 Oct 2021
Chief Operating Officer
Sold after exercise
10,000
$91.31
$913.06K
GEORGE WILLIAM III
29 Oct 2021
Chief Financial Officer
Sold after exercise
21,055
$90.97
$1.92M
Trent T McKenna
24 May 2021
Chief Operating Officer
Sold after exercise
9,000
$80.70
$726.26K
Shaeff Julie
10 May 2021
Chief Accounting Officer
Sold after exercise
11,258
$87.29
$982.72K
Shaeff Julie
10 May 2021
Chief Accounting Officer
Sold after exercise
5,943
$87.31
$518.91K
GEORGE WILLIAM III
3 May 2021
Chief Financial Officer
Sold after exercise
19,286
$84.76
$1.63M
Lane Brian E.
11 Mar 2021
President/Chief Executive Off.
Sold after exercise
41,954
$74.36
$3.12M
GEORGE WILLIAM III
9 Mar 2021
Chief Financial Officer
Sold after exercise
19,500
$73.11
$1.43M
Lane Brian E.
18 Nov 2020
President/Chief Executive Off.
Sold after exercise
20,000
$49.74
$994.85K
Lane Brian E.
13 Aug 2020
President/Chief Executive Off.
Sold after exercise
19,861
$53.62
$1.06M
Shaeff Julie
6 Aug 2020
Chief Accounting Officer
Sold after exercise
3,442
$51.17
$176.12K
Shaeff Julie
6 Aug 2020
Chief Accounting Officer
Sold after exercise
5,916
$51.43
$304.26K
Lane Brian E.
30 Jul 2020
President/Chief Executive Off.
Sold after exercise
20,000
$48.75
$974.96K
Lane Brian E.
5 Jun 2020
President/Chief Executive Off.
Sold after exercise
19,476
$42.71
$831.90K
Lane Brian E.
11 Nov 2019
President/Chief Executive Off.
Sold after exercise
20,949
$50.79
$1.06M
Lane Brian E.
8 Nov 2019
President/Chief Executive Off.
Sold after exercise
4,051
$50.92
$206.27K
Shaeff Julie
4 Mar 2019
Chief Accounting Officer
Sold after exercise
4,010
$53.08
$212.84K
Shaeff Julie
4 Mar 2019
Chief Accounting Officer
Sold after exercise
7,999
$53.08
$424.56K
Lane Brian E.
27 Feb 2019
President/Chief Executive Off.
Sold after exercise
21,122
$53.30
$1.13M
Trent T McKenna
5 Nov 2018
SrVP, General Counsel and Secy
Sold after exercise
15,000
$54.79
$821.85K
GEORGE WILLIAM III
31 Jul 2018
Chief Financial Officer
Sold after exercise
29,888
$54.24
$1.62M
Lane Brian E.
30 Jul 2018
President/Chief Executive Off.
Sold after exercise
29,247
$54.37
$1.59M
Trent T McKenna
25 May 2018
SrVP, General Counsel and Secy
Sold after exercise
2,500
$46.04
$115.10K
Trent T McKenna
25 May 2018
SrVP, General Counsel and Secy
Sold after exercise
8,000
$46.01
$368.08K
Trent T McKenna
24 May 2018
SrVP, General Counsel and Secy
Sold after exercise
2,500
$46.38
$115.95K
Trent T McKenna
24 May 2018
SrVP, General Counsel and Secy
Sold after exercise
8,133
$45.79
$372.41K
Shaeff Julie
7 May 2018
Chief Accounting Officer
Sold after exercise
9,719
$42.64
$414.42K
GEORGE WILLIAM III
1 May 2018
Chief Financial Officer
Sold after exercise
23,651
$41.85
$989.79K
Lane Brian E.
30 Apr 2018
President/Chief Executive Off.
Sold after exercise
25,000
$42.32
$1.06M
GEORGE WILLIAM III
30 Apr 2018
Chief Financial Officer
Sold after exercise
6,000
$42.43
$254.58K
Lane Brian E.
2 Mar 2018
President/Chief Executive Off.
Sold after exercise
19,124
$40.26
$769.93K
Lane Brian E.
28 Nov 2017
President/Chief Executive Off.
Sold after exercise
19,389
$42.35
$821.12K
Trent T McKenna
27 Nov 2017
SrVP, General Counsel and Secy
Sold after exercise
15,179
$41.85
$635.24K
Shaeff Julie
30 Oct 2017
Chief Accounting Officer
Sold after exercise
11,701
$42.54
$497.76K
GEORGE WILLIAM III
2 May 2017
Chief Financial Officer
Sold after exercise
5,942
$36.80
$218.67K
GEORGE WILLIAM III
2 May 2017
Chief Financial Officer
Sold after exercise
22,454
$36.47
$818.90K
Lane Brian E.
9 Mar 2017
President/Chief Executive Off.
Sold after exercise
11,369
$35.49
$403.49K
Shaeff Julie
6 Mar 2017
Chief Accounting Officer
Sold after exercise
15,400
$36.84
$567.34K
SCHULTZ JAMES H
28 Feb 2017
Director
Sold after exercise
10,000
$38.07
$380.70K
Show all 217 transactions →

What was left out

Form 4 filings counted 396
Amendments (4/A) skipped 0
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 4
Sales straight out of an exercise 47
Sales at will 129
Transactions with no price 0
Shares from compensation/vesting 1,577,335
Sales filed before the plan box existed 54
History held since 29 Aug 2016