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COMFORT SYSTEMS USA INC

Electrical Work · CIK 1035983

They provide mechanical and electrical contracting services for commercial, industrial, and institutional buildings

red 8-K · 90d⚡ Elevated coverage
$66.06B
Market cap
$1948.69
Last close
+5.1%
1D
-5.7%
5D
594K
Volume
Price · last 39 sessions+3.0%
May 4L $1719.48 · H $2066.51Jun 29
244
Total filings
Jun 22, 2026
Last filing
12/31
Fiscal year end
8-KExecutive Change · Reg FD DisclosureJun 22, 20268-KShareholder VoteMay 21, 20268-KReg FD DisclosureMay 1, 202610-Q10-QApr 23, 20268-KResults of Operations · Company UpdateApr 23, 2026DEF 14ADEFINITIVE PROXY STATEMENTApr 9, 20268-KReg FD DisclosureFeb 20, 202610-K10-KFeb 19, 20268-KResults of Operations · Company UpdateFeb 19, 20268-KExecutive Change · Reg FD DisclosureDec 19, 20258-KReg FD DisclosureOct 28, 202510-Q10-QOct 23, 20258-KResults of Operations · Company UpdateOct 23, 20258-KMaterial Agreement · Agreement TerminatedSep 2, 20258-KReg FD DisclosureJul 29, 202510-Q10-QJul 24, 20258-KResults of Operations · Company UpdateJul 24, 20258-KShareholder Vote · Company UpdateMay 22, 20258-KReg FD DisclosureApr 30, 202510-Q10-QApr 24, 20258-KResults of Operations · Company UpdateApr 24, 2025DEF 14ADEFINITIVE PROXY STATEMENTApr 7, 20258-KExecutive ChangeMar 20, 20258-KReg FD DisclosureFeb 21, 202510-K10-KFeb 20, 20258-KResults of Operations · Company UpdateFeb 20, 2025SC 13GSEC SCHEDULE 13GNov 13, 20248-KReg FD DisclosureNov 1, 202410-Q10-QOct 24, 20248-KResults of Operations · Company UpdateOct 24, 20248-KCompany UpdateAug 13, 20248-KReg FD DisclosureAug 2, 202410-Q10-QJul 25, 20248-KResults of Operations · Company UpdateJul 25, 20248-KExecutive Change · Reg FD DisclosureJul 19, 20248-KShareholder VoteMay 22, 20248-KReg FD DisclosureMay 1, 202410-Q10-QApr 25, 20248-KResults of Operations · Company UpdateApr 25, 2024DEF 14ACOMFORT SYSTEMS USA INC - DEF 14AApr 8, 20248-KReg FD DisclosureFeb 23, 202410-K10-KFeb 22, 20248-KResults of Operations · Company UpdateFeb 22, 20248-KReg FD DisclosureJan 2, 20248-KReg FD DisclosureNov 1, 202310-Q10-QOct 26, 20238-KResults of Operations · Company UpdateOct 26, 20238-KExecutive Change · Reg FD DisclosureSep 28, 20238-KReg FD DisclosureAug 1, 202310-Q10-QJul 26, 20238-KResults of Operations · Company UpdateJul 26, 20238-KShareholder VoteMay 19, 20238-KReg FD DisclosureMay 2, 202310-Q10-QApr 26, 20238-KResults of Operations · Company UpdateApr 26, 2023DEF 14ACOMFORT SYSTEMS USA INC - DEF 14AApr 6, 20238-KExecutive ChangeMar 23, 20238-KReg FD DisclosureFeb 24, 202310-K10-KFeb 22, 20238-KResults of Operations · Company UpdateFeb 22, 2023SC 13GSEC SCHEDULE 13GFeb 13, 2023SC 13GSC 13GJan 20, 20238-KReg FD DisclosureNov 2, 202210-Q10-QOct 26, 20228-KResults of Operations · Company UpdateOct 26, 20228-KReg FD DisclosureAug 15, 20228-KReg FD DisclosureAug 4, 202210-Q10-QJul 27, 20228-KResults of Operations · Company UpdateJul 27, 20228-K/AMaterial Agreement · New Debt / ObligationMay 27, 20228-KMaterial Agreement · New Debt / ObligationMay 26, 20228-KShareholder Vote · Company UpdateMay 23, 20228-KReg FD DisclosureApr 29, 202210-Q10-QApr 27, 20228-KResults of Operations · Company UpdateApr 27, 2022DEF 14ADEF 14AApr 7, 20228-KReg FD DisclosureMar 15, 202210-K10-KFeb 23, 20228-KResults of Operations · Company UpdateFeb 23, 20228-KExecutive ChangeJan 19, 2022

Insider Activity

In the 90 days to Mar 3, 2026: 10 sold $57.8M.

DateInsiderActionSharesPriceValue
Mar 3, 2026Anderson DarcyDirectorSell4,500$1369.74$6.2M
Mar 3, 2026Shaeff JulieCHIEF ACCOUNTING OFFICERSell2,287$1382.15$3.2M
Mar 3, 2026Reed TerrenceSVP & CHROSell1,116$1397.33$1.6M
Feb 25, 2026Lane Brian E.PRESIDENT/CHIEF EXECUTIVE OFF.Sell9,365$1453.12$13.6M
Feb 25, 2026Myers FranklinDirectorSell8,636$1472.56$12.7M
Feb 24, 2026Sandbrook William JDirectorSell2,500$1443.32$3.6M
Feb 24, 2026Skidmore Constance EllenDirectorSell1,000$1425.00$1.4M
Feb 24, 2026Reed TerrenceSVP & CHROSell671$1457.17$978K
Feb 23, 2026George William IiiCHIEF FINANCIAL OFFICERSell9,000$1434.97$12.9M
Feb 23, 2026Mercado, Pablo G.DirectorSell500$1405.00$703K
Dec 4, 2025Howell Laura FinleySVP & GENERAL COUNSELSell1,000$996.16$996K
Dec 1, 2025George William IiiCHIEF FINANCIAL OFFICERSell4,370$958.88$4.2M
Nov 24, 2025Lane Brian E.PRESIDENT/CHIEF EXECUTIVE OFF.Sell7,158$947.98$6.8M
Oct 31, 2025Anderson DarcyDirectorSell4,000$958.72$3.8M
Oct 29, 2025Myers FranklinDirectorSell5,000$1006.68$5.0M
Oct 29, 2025Mercado, Pablo G.DirectorSell2,500$1005.41$2.5M
Oct 29, 2025Bulls Herman EDirectorSell2,000$1013.62$2.0M

Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.

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