Headquarters state · CT

Public companies headquartered in Connecticut

47 of the companies OpenFilings tracks list a business address in Connecticut. The most common cities are Stamford (11), Greenwich (6), Norwalk (6), New Haven (4), Shelton (3), Danbury (3), Hartford (2), Wallingford (1).

SEC EDGAR snapshot updated Oct 27, 2026, 11:27 PM EDT. Not investment advice.

Companies based in Connecticut

Public companies headquartered in Connecticut
#CompanyIndustry (SIC)Latest filingRevenue (latest FY)
35PM Philip Morris International Inc.CigarettesOct 23, 2026$40.6BFY2025
82APH AMPHENOL CORP /DE/Electronic ConnectorsOct 6, 2026$23.1BFY2025
114IBKR Interactive Brokers Group, Inc.Security Brokers, Dealers & Flotation CompaniesOct 15, 2026$2.4BFY2025
135BKNG Booking Holdings Inc.Transportation ServicesOct 16, 2026$26.9BFY2025
204CI Cigna GroupHospital & Medical Service PlansOct 9, 2026$274.9BFY2025
251URI UNITED RENTALS, INC.Services-Equipment Rental & Leasing, NECOct 27, 2026$16.1BFY2025
399HIG HARTFORD INSURANCE GROUP, INC.Fire, Marine & Casualty InsuranceOct 26, 2026$28.4BFY2025
466EME EMCOR Group, Inc.Electrical WorkOct 19, 2026$17.0BFY2025
472OTIS Otis Worldwide CorpElectronic & Other Electrical Equipment (No Computer Equip)Sep 15, 2026$14.4BFY2025
480WRB BERKLEY W R CORPFire, Marine & Casualty InsuranceOct 27, 2026$14.7BFY2025
527SYF Synchrony FinancialFinance ServicesOct 22, 2026—FY2025
542HUBB HUBBELL INCElectronic Components & AccessoriesOct 27, 2026$5.8BFY2025
562XPO XPO, Inc.Transportation ServicesOct 2, 2026$8.2BFY2025
586SSNC SS&C Technologies Holdings IncServices-Prepackaged SoftwareOct 22, 2026$6.3BFY2025
701RBC RBC Bearings INCBall & Roller BearingsSep 9, 2026$1.9BFY2026
712SWK STANLEY BLACK & DECKER, INC.Cutlery, Handtools & General HardwareSep 24, 2026$15.1BFY2026
719IT GARTNER INCServices-Management ServicesOct 19, 2026$6.5BFY2025
725CHTR CHARTER COMMUNICATIONS, INC. /MO/Cable & Other Pay Television ServicesOct 27, 2026$54.8BFY2025
770BMNR BITMINE IMMERSION TECHNOLOGIES, INC.Finance ServicesOct 26, 2026$6.1MFY2025
811FDS FACTSET RESEARCH SYSTEMS INCServices-Computer Programming, Data Processing, Etc.Oct 26, 2026$2.5BFY2026
839QXO QXO, Inc.Wholesale-Lumber & Other Construction MaterialsOct 27, 2026$6.8BFY2025
873CR Crane CoMiscellaneous Fabricated Metal ProductsOct 27, 2026$2.3BFY2025
1172HXL HEXCEL CORP /DE/Plastic Materials, Synth Resins & Nonvulcan ElastomersOct 21, 2026$1.9BFY2025
1210TEX TEREX CORPIndustrial Trucks, Tractors, Trailors & StackersOct 22, 2026$5.4BFY2025
1233MANE Veradermics, IncPharmaceutical PreparationsOct 19, 2026—FY2025
1260GXO GXO Logistics, Inc.Transportation ServicesSep 16, 2026$13.2BFY2025
1427CHEF Chefs' Warehouse, Inc.Wholesale-Groceries, General LineOct 19, 2026$4.1BFY2025
1461SLGN SILGAN HOLDINGS INCMetal CansOct 20, 2026$6.5BFY2025
1848PBI PITNEY BOWES INC /DE/Office Machines, NECOct 5, 2026$1.9BFY2025
1900BHVN Biohaven Ltd.Pharmaceutical PreparationsOct 22, 2026—FY2025
1902LPG DORIAN LPG LTD.Deep Sea Foreign Transportation of FreightSep 23, 2026$481.5MFY2026
1920BOBS Bob's Discount Furniture, Inc.Retail-Furniture StoresAug 7, 2026—
1929CURLF Curaleaf Holdings, Inc.Medicinal Chemicals & Botanical ProductsOct 19, 2026$1.3BFY2025
1998WGS GeneDx Holdings Corp.Services-Health ServicesSep 18, 2026$427.5MFY2025
2044TRVI Trevi Therapeutics, Inc.Pharmaceutical PreparationsOct 27, 2026—FY2025
2118PLAB PHOTRONICS INCSemiconductors & Related DevicesOct 2, 2026$849.3MFY2025
2159EFC Ellington Financial Inc.Real EstateOct 27, 2026—FY2025
2258EPC EDGEWELL PERSONAL CARE CoPerfumes, Cosmetics & Other Toilet PreparationsSep 23, 2026$2.2BFY2025
2418MNKD MANNKIND CORPPharmaceutical PreparationsSep 28, 2026$349.0MFY2025
2473FCEL FUELCELL ENERGY INCElectrical Industrial ApparatusOct 19, 2026$158.2MFY2025
2559VRTS VIRTUS INVESTMENT PARTNERS, INC.Investment AdviceOct 27, 2026$852.9MFY2025
2587CODI Compass Diversified HoldingsHousehold FurnitureOct 1, 2026$1.9BFY2025
2771TIPT TIPTREE INC.Fire, Marine & Casualty InsuranceOct 27, 2026$488.0KFY2025
2842TROX Tronox Holdings plcIndustrial Inorganic ChemicalsAug 6, 2026$2.9BFY2025
2859BWFG Bankwell Financial Group, Inc.State Commercial BanksOct 27, 2026$2.8MFY2025
2887ETD ETHAN ALLEN INTERIORS INCWood Household Furniture, (No Upholstered)Oct 27, 2026$579.5MFY2026
2911ARVN ARVINAS, INC.Pharmaceutical PreparationsSep 28, 2026$262.6MFY2025

Ranked by position in the SEC company ticker list (roughly by market value). The headquarters state comes from the business address in EDGAR and can differ from the state of incorporation.

Largest industries in Connecticut

Latest reports from Connecticut companies

Recent filings by companies headquartered in Connecticut
FiledCompanyFormWhat it isOriginal
Oct 27, 2026CHTR CHARTER COMMUNICATIONS, INC. /MO/8-KDirector or officer change; Regulation FD disclosure· period Oct 26, 2026Document · Index
Oct 27, 2026CR Crane Co8-KResults of operations· period Oct 27, 2026Document · Index
Oct 27, 2026EFC Ellington Financial Inc.8-KRegulation FD disclosure· period Oct 27, 2026Document · Index
Oct 27, 2026HUBB HUBBELL INC8-KResults of operations· period Oct 27, 2026Document · Index
Oct 26, 2026BMNR BITMINE IMMERSION TECHNOLOGIES, INC.8-KRegulation FD disclosure· period Oct 26, 2026Document · Index
Oct 26, 2026FDS FACTSET RESEARCH SYSTEMS INCDEF 14ADefinitive proxy statement· period Dec 16, 2026Document · Index
Oct 26, 2026HIG HARTFORD INSURANCE GROUP, INC.8-KResults of operations· period Oct 26, 2026Document · Index
Oct 26, 2026HIG HARTFORD INSURANCE GROUP, INC.10-QQuarterly report· period Sep 30, 2026Document · Index
Oct 23, 2026PM Philip Morris International Inc.10-QQuarterly report· period Sep 30, 2026Document · Index
Oct 22, 2026BHVN Biohaven Ltd.8-KRegulation FD disclosure· period Oct 22, 2026Document · Index
Oct 22, 2026SSNC SS&C Technologies Holdings Inc8-KResults of operations· period Oct 22, 2026Document · Index
Oct 22, 2026SYF Synchrony Financial10-QQuarterly report· period Sep 30, 2026Document · Index
Oct 21, 2026HXL HEXCEL CORP /DE/10-QQuarterly report· period Sep 30, 2026Document · Index
Oct 21, 2026HXL HEXCEL CORP /DE/8-KResults of operations; Regulation FD disclosure; Other events· period Oct 21, 2026Document · Index
Oct 21, 2026PM Philip Morris International Inc.8-KResults of operations· period Oct 21, 2026Document · Index
Oct 21, 2026URI UNITED RENTALS, INC.8-KResults of operations; Regulation FD disclosure· period Oct 21, 2026Document · Index
Oct 21, 2026URI UNITED RENTALS, INC.10-QQuarterly report· period Sep 30, 2026Document · Index
Oct 20, 2026FDS FACTSET RESEARCH SYSTEMS INC10-KAnnual report· period Aug 31, 2026Document · Index
Oct 20, 2026SLGN SILGAN HOLDINGS INC8-KMaterial agreement; Director or officer change· period Oct 17, 2026Document · Index
Oct 20, 2026SYF Synchrony Financial8-KRegulation FD disclosure· period Oct 20, 2026Document · Index
Oct 20, 2026SYF Synchrony Financial8-KResults of operations· period Oct 20, 2026Document · Index
Oct 19, 2026BMNR BITMINE IMMERSION TECHNOLOGIES, INC.8-KRegulation FD disclosure· period Oct 19, 2026Document · Index
Oct 19, 2026CHEF Chefs' Warehouse, Inc.8-KMaterial agreement; Agreement terminated; New financial obligation; Unregistered equity sale· period Oct 19, 2026Document · Index
Oct 19, 2026CHTR CHARTER COMMUNICATIONS, INC. /MO/8-KRegulation FD disclosure· period Oct 19, 2026Document · Index
Oct 19, 2026CURLF Curaleaf Holdings, Inc.8-KOther events· period Oct 19, 2026Document · Index

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Source

  • U.S. Securities and Exchange Commission, EDGAR company submissions (business address) and XBRL company facts. The SEC does not endorse OpenFilings.