Comfort Systems USA · Insider Trading

Last 365 days · Open-market buys and sells by officers and directors · Same-day, same-person, same-direction trades combined · Amounts in USD millions← FIX

Buy

0 · $0.00M

Sell

13 · $103M

Net

−$103M

By Insider

Name	Title	Buy	Sell	Latest Trade
Lane Brian E.	CHIEF EXECUTIVE OFF.	—	27,137 shares · $47.7M	2026-08-26
MYERS FRANKLIN	—	—	18,700 shares · $34.3M	2026-08-11
GEORGE WILLIAM III	CHIEF FINANCIAL OFFICER	—	7,554 shares · $14.6M	2026-08-17
SANDBROOK WILLIAM J	—	—	1,500 shares · $2.6M	2026-04-29
Shaeff Julie	CHIEF ACCOUNTING OFFICER	—	1,123 shares · $2.2M	2026-05-11
Mercado, Pablo G.	—	—	500 shares · $0.89M	2026-04-30
Hardy Rhoman J	—	—	342 shares · $0.65M	2026-05-27

All Trades

Date	Name	Title	Side	Shares	Trades	Avg Price	Value
2026-08-26	Lane Brian E.	CHIEF EXECUTIVE OFF.	Sell	16,024	1	1,608.21	$25.8M
2026-08-17	GEORGE WILLIAM III	CHIEF FINANCIAL OFFICER	Sell	2,554	1	1,859.65	$4.7M
2026-08-11	MYERS FRANKLIN	Director	Sell	4,000	1	1,693.92	$6.8M
2026-08-10	MYERS FRANKLIN	Director	Sell	3,500	1	1,690.47	$5.9M
2026-06-24	MYERS FRANKLIN	Director	Sell	6,700	1	1,954.47	$13.1M
2026-05-27	Hardy Rhoman J	Director	Sell	342	1	1,900.08	$0.65M
2026-05-11	Shaeff Julie	CHIEF ACCOUNTING OFFICER	Sell	1,123	1	2,000.37	$2.2M
2026-05-11	GEORGE WILLIAM III	CHIEF FINANCIAL OFFICER	Sell	1,000	1	2,020.97	$2.0M
2026-05-08	GEORGE WILLIAM III	CHIEF FINANCIAL OFFICER	Sell	4,000	1	1,948.17	$7.8M
2026-05-07	MYERS FRANKLIN	Director	Sell	4,500	1	1,902.57	$8.6M
2026-05-05	Lane Brian E.	CHIEF EXECUTIVE OFF.	Sell	11,113	1	1,969.84	$21.9M
2026-04-30	Mercado, Pablo G.	Director	Sell	500	1	1,779.78	$0.89M
2026-04-29	SANDBROOK WILLIAM J	Director	Sell	1,500	1	1,732.67	$2.6M

Data comes from insiders' SEC ownership filings (Form 4). Only open-market purchases (P) and sales (S) are counted; option exercises, grants, tax withholding and other non-trading changes are excluded.