MetaCap

Comfort Systems USA Insider Trades

NYSE: FIXIndustrialsEngineering & ConstructionUSD

1,715.69+9.30 (+0.55%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Last 12 months

Purchases
0 · $0
Sales
21 · $145.46M
Shares bought / sold
0 / 86.43K
Net activity
Net selling $145.5 million

Comfort Systems USA insider activity

Over the last 12 months, Comfort Systems USA insiders reported 68 transactions on SEC Form 4: 0 open-market purchases and 21 sales. Insiders bought $0 and sold $145.5 million worth of stock, for net insider selling of $145.5 million. The largest seller was Lane Brian E., with $61.3 million in reported sales.

The most recent filing shows Lane Brian E. (CHIEF EXECUTIVE OFF.) selling 16,024 shares at $1,608.21 on Aug 26, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put FIX's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

FIX insider transactions

Comfort Systems USA insider transactions
DateInsiderTypeSharesValueFiling
Aug 26, 2026Lane Brian E.CHIEF EXECUTIVE OFF.Sale16,024$25.77MForm 4
Aug 17, 2026GEORGE WILLIAM IIICHIEF FINANCIAL OFFICERSale2,554$4.75MForm 4
Aug 11, 2026MYERS FRANKLINDirectorSale4,000$6.78MForm 4
Aug 10, 2026MYERS FRANKLINDirectorSale3,500$5.92MForm 4
Jun 24, 2026MYERS FRANKLINDirectorSale6,700$13.09MForm 4
May 27, 2026Hardy Rhoman JDirectorSale342$649.83KForm 4
May 21, 2026MYERS FRANKLINDirectorGift273—Form 4
May 18, 2026Skidmore Constance EllenDirectorAward105—Form 4
May 18, 2026Mercado, Pablo G.DirectorAward105—Form 4
May 18, 2026SANDBROOK WILLIAM JDirectorAward105—Form 4
May 18, 2026Wallis-Lage Cindy L.DirectorAward105—Form 4
May 18, 2026Kapoor GauravDirectorAward105—Form 4
May 18, 2026BULLS HERMAN EDirectorAward105—Form 4
May 18, 2026Hardy Rhoman JDirectorAward105—Form 4
May 18, 2026MYERS FRANKLINDirectorAward105—Form 4
May 18, 2026ANDERSON DARCYDirectorAward105—Form 4
May 11, 2026Shaeff JulieCHIEF ACCOUNTING OFFICERSale1,123$2.25MForm 4
May 11, 2026GEORGE WILLIAM IIICHIEF FINANCIAL OFFICERSale1,000$2.02MForm 4
May 8, 2026GEORGE WILLIAM IIICHIEF FINANCIAL OFFICERSale4,000$7.79MForm 4
May 7, 2026MYERS FRANKLINDirectorSale4,500$8.56MForm 4
May 7, 2026MYERS FRANKLINDirectorGift256—Form 4
May 7, 2026MYERS FRANKLINDirectorGift205—Form 4
May 7, 2026MYERS FRANKLINDirectorGift51—Form 4
May 5, 2026Lane Brian E.CHIEF EXECUTIVE OFF.Sale11,113$21.89MForm 4
Apr 30, 2026Mercado, Pablo G.DirectorSale500$889.89KForm 4
Apr 29, 2026SANDBROOK WILLIAM JDirectorSale1,500$2.60MForm 4
Apr 1, 2026Lane Brian E.CHIEF EXECUTIVE OFF.Tax withholding1,512$2.16MForm 4
Apr 1, 2026Lane Brian E.CHIEF EXECUTIVE OFF.Tax withholding941$1.35MForm 4
Apr 1, 2026Lane Brian E.CHIEF EXECUTIVE OFF.Tax withholding1,146$1.64MForm 4
Apr 1, 2026GEORGE WILLIAM IIICHIEF FINANCIAL OFFICERTax withholding500$714.80KForm 4
Apr 1, 2026GEORGE WILLIAM IIICHIEF FINANCIAL OFFICERTax withholding297$424.59KForm 4
Apr 1, 2026GEORGE WILLIAM IIICHIEF FINANCIAL OFFICERTax withholding284$406.00KForm 4
Apr 1, 2026Shaeff JulieCHIEF ACCOUNTING OFFICERTax withholding145$207.29KForm 4
Apr 1, 2026Shaeff JulieCHIEF ACCOUNTING OFFICERTax withholding87$124.37KForm 4
Apr 1, 2026Shaeff JulieCHIEF ACCOUNTING OFFICERTax withholding87$124.37KForm 4
Apr 1, 2026Trent T McKennaPRESIDENT/CHIEF OPERATING OFF.Tax withholding341$487.49KForm 4
Apr 1, 2026Trent T McKennaPRESIDENT/CHIEF OPERATING OFF.Tax withholding210$300.21KForm 4
Apr 1, 2026Trent T McKennaPRESIDENT/CHIEF OPERATING OFF.Tax withholding266$380.27KForm 4
Apr 1, 2026Reed TerrenceSVP & CHROTax withholding93$132.95KForm 4
Apr 1, 2026Reed TerrenceSVP & CHROTax withholding82$117.23KForm 4
Apr 1, 2026Reed TerrenceSVP & CHROTax withholding98$140.10KForm 4
Apr 1, 2026Eslicker Rachel R.SVP & GENERAL COUNSELTax withholding43$61.47KForm 4
Apr 1, 2026Eslicker Rachel R.SVP & GENERAL COUNSELTax withholding25$35.74KForm 4
Apr 1, 2026Eslicker Rachel R.SVP & GENERAL COUNSELTax withholding31$44.32KForm 4
Mar 23, 2026Lane Brian E.CHIEF EXECUTIVE OFF.Tax withholding910$1.28MForm 4
Mar 23, 2026Lane Brian E.CHIEF EXECUTIVE OFF.Award2,312—Form 4
Mar 23, 2026Lane Brian E.CHIEF EXECUTIVE OFF.Award2,876—Form 4
Mar 23, 2026Shaeff JulieCHIEF ACCOUNTING OFFICERTax withholding84$118.29KForm 4
Mar 23, 2026Shaeff JulieCHIEF ACCOUNTING OFFICERAward220—Form 4
Mar 23, 2026Shaeff JulieCHIEF ACCOUNTING OFFICERAward194—Form 4
Mar 23, 2026Trent T McKennaPRESIDENT/CHIEF OPERATING OFF.Tax withholding204$287.28KForm 4
Mar 23, 2026Trent T McKennaPRESIDENT/CHIEF OPERATING OFF.Award520—Form 4
Mar 23, 2026Trent T McKennaPRESIDENT/CHIEF OPERATING OFF.Award1,208—Form 4
Mar 23, 2026Eslicker Rachel R.SVP & GENERAL COUNSELAward217—Form 4
Mar 23, 2026Reed TerrenceSVP & CHROTax withholding56$78.86KForm 4
Mar 23, 2026Reed TerrenceSVP & CHROAward188—Form 4
Mar 23, 2026Reed TerrenceSVP & CHROAward275—Form 4
Mar 23, 2026GEORGE WILLIAM IIICHIEF FINANCIAL OFFICERTax withholding300$422.48KForm 4
Mar 23, 2026GEORGE WILLIAM IIICHIEF FINANCIAL OFFICERAward764—Form 4
Mar 23, 2026GEORGE WILLIAM IIICHIEF FINANCIAL OFFICERAward597—Form 4
Mar 3, 2026Shaeff JulieCHIEF ACCOUNTING OFFICERSale2,287$3.16MForm 4
Mar 3, 2026ANDERSON DARCYDirectorSale4,500$6.16MForm 4
Mar 3, 2026Reed TerrenceSVP & CHROSale1,116$1.56MForm 4
Feb 25, 2026Lane Brian E.PRESIDENT/CHIEF EXECUTIVE OFF.Sale9,365$13.61MForm 4
Feb 25, 2026MYERS FRANKLINDirectorSale8,636$12.72MForm 4
Feb 24, 2026SANDBROOK WILLIAM JDirectorSale2,500$3.61MForm 4
Feb 24, 2026Reed TerrenceSVP & CHROSale671$977.76KForm 4
Feb 23, 2026Mercado, Pablo G.DirectorSale500$702.50KForm 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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