Form 4 Tracker
COMFORT SYSTEMS USA INC
FIX

39 insider filings · Latest: Jun 24, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Mar 3, 2026Mar 5 8:00 PMDarcy AndersonDirector
Sale
4,500$1,369.74$6.2M18,035(D)

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Mar 3, 2026Mar 4 9:30 PMJulie ShaeffCHIEF ACCOUNTING OFFICER
Sale
2,287$1,382.15$3.2M13,736(D)

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Mar 3, 2026Mar 3 8:10 PMANDERSON DARCY
Proposed Sale
4,500$1,369.74$6.2M

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Mar 3, 2026Mar 3 5:51 PMShaeff Julie
Proposed Sale
2,287$1,382.15$3.2M

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Mar 3, 2026Mar 3 4:06 PMReed Terrence
Proposed Sale
1,116$1,438.24$1.6M

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Feb 25, 2026Feb 27 5:01 PMFranklin MyersDirector
Sale
8,636$1,472.56$12.7M73,995(D)

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Feb 25, 2026Feb 26 11:18 PMBrian E. LaneDirector, PRESIDENT/CHIEF EXECUTIVE OFF.
Sale
9,365$1,453.12$13.6M171,523(D)

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Feb 24, 2026Feb 26 4:51 PMSANDBROOK WILLIAM JDirector
Sale
2,500$1,443.32$3.6M9,166(D)

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Feb 25, 2026Feb 25 9:30 PMBRIAN E LANE
Proposed Sale
9,365$1,453.12$13.6M

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Feb 25, 2026Feb 25 9:15 PMHowell Laura Finley
Proposed Sale
690$1,462.30$1.0M

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Feb 27, 2026Feb 24 7:03 PMReed Terrence
Proposed Sale
671$1,414.00$948.8K

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Feb 24, 2026Feb 24 6:24 PMSANDBROOK WILLIAM J
Proposed Sale
2,500$1,443.32$3.6M

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Feb 23, 2026Feb 24 6:07 PMPablo G. Mercado,Director
Sale
500$1,405.00$702.5K3,500(D)

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Feb 24, 2026Feb 24 6:04 PMConstance Ellen SkidmoreDirector
Sale
1,000$1,425.00$1.4M12,627(D)

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Feb 24, 2026Feb 24 4:52 PMMYERS FRANKLIN
Proposed Sale
8,636$1,417.10$12.2M

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Feb 23, 2026Feb 24 3:00 PMWilliam George IIICHIEF FINANCIAL OFFICER
Sale
9,000$1,434.97$12.9M37,824(D)

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Feb 24, 2026Feb 24 2:51 AMConstance E. Skidmore
Proposed Sale
1,000$1,425.00$1.4M

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Feb 23, 2026Feb 23 8:13 PMGEORGE WILLIAM III
Proposed Sale
9,000$1,434.97$12.9M

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Feb 23, 2026Feb 23 7:57 PMMercado, Pablo G.
Proposed Sale
500$1,418.76$709.4K

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Dec 4, 2025Dec 4 9:13 PMHowell Laura Finley
Proposed Sale
1,000$996.00$996.0K

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Feb 23, 2026Feb 24 3:00 PMWilliam George IIICHIEF FINANCIAL OFFICER
Option Exercise
9,000$42.500(D)

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