All companies A–Z — U
- U-BX Technology Ltd.
- U-Haul Holding Co /NV/
- U Power Ltd
- U S Global Investors Inc
- U.S. Gold Corp.
- U.S. GoldMining Inc.
- U S Physical Therapy Inc /Nv
- Uber Technologies, Inc
- Ubiquiti Inc.
- UBS Group AG
- Ubs Ag
- Ubuyholdings Inc
- UC Asset LP
- uCloudlink Group Inc.
- Ucommune International Ltd
- Ucore Rare Metals Inc.
- UDR, Inc.
- Ufp Industries Inc
- Ufp Technologies Inc
- Ugi Corp /Pa/
- UiPath, Inc.
- UL Solutions Inc.
- Ulta Beauty, Inc.
- Ultra Clean Holdings, Inc.
- Ultragenyx Pharmaceutical Inc.
- Ultralife Corp
- Ultrapar Holdings Inc
- Umb Financial Corp
- UMeWorld Inc.
- Umh Properties, Inc.
- Under Armour, Inc.
- Uni-Fuels Holdings Ltd
- Unibail-Rodamco SE/ADR
- Unicycive Therapeutics, Inc.
- Unifi Inc
- Unifirst Corp
- Unilever Plc
- Union Bankshares Inc
- Union Electric Co
- Union Pacific Corp
- uniQure N.V.
- Unisound AI Technology Co., Ltd./ADR
- Unisys Corp
- United Acquisition Corp. I
- United Airlines Holdings, Inc.
- United Bancorp Inc /Oh/
- United Bancshares Inc/Oh
- United Bankshares Inc/Wv
- United Breweries Co Inc
- United Community Banks Inc
- United Fire Group Inc
- United Guardian Inc
- United Health Products, Inc.
- United Maritime Corp
- United Microelectronics Corp
- United Natural Foods Inc
- United Parcel Service Inc
- United Parks & Resorts Inc.
- United Rentals, Inc.
- United States 12 Month Natural Gas Fund, LP
- United States 12 Month Oil Fund, LP
- United States Antimony Corp
- United States Brent Oil Fund, LP
- United States Commodity Index Funds Trust
- United States Gasoline Fund, LP
- United States Lime & Minerals Inc
- United States Natural Gas Fund, LP
- United States Oil Fund, LP
- UNITED THERAPEUTICS Corp
- Unitedhealth Group Inc
- Uniti Group Inc.
- Unitil Corp
- Unitrend Entertainment Group Ltd
- Unity Bancorp Inc /Nj/
- Unity Software Inc.
- Universal Corp /Va/
- Universal Display Corp \pa\
- Universal Electronics Inc
- Universal Health Realty Income Trust
- Universal Health Services Inc
- Universal Insurance Holdings, Inc.
- Universal Logistics Holdings, Inc.
- Universal Music Group N.V./ADR
- Universal Safety Products, Inc.
- Universal Technical Institute Inc
- Universal Token
- Universe Pharmaceuticals INC
- University Bancorp Inc /De/
- UNIVEST FINANCIAL Corp
- UNLOCKD, Inc.
- Unum Group
- Unusual Machines, Inc.
- UP Fintech Holding Ltd
- Upay
- Upbound Group, Inc.
- Upexi, Inc.
- Upland Software, Inc.
- Upstart Holdings, Inc.
- Upstream Bio, Inc.
- Uptrend Holdings Ltd
- Upwork, Inc
- Ur-Energy Inc
- Uranium Energy Corp
- Uranium Royalty Corp.
- Urban Edge Properties
- Urban One, Inc.
- Urban Outfitters Inc
- UroGen Pharma Ltd.
- URSB Bancorp, Inc.
- Urz3 Energy Corp.
- Us Bancorp De
- US Elemental Inc.
- US Foods Holding Corp.
- Us Nuclear Corp.
- USA Compression Partners, LP
- USA Rare Earth, Inc.
- USA TODAY Co., Inc.
- Usana Health Sciences Inc
- USBC, Inc.
- Uscb Financial Holdings, Inc.
- Usio, Inc.
- Utah Medical Products Inc
- Utg Inc
- UTime Ltd
- Utstarcom Holdings Corp.
- Utz Brands, Inc.
- Uwharrie Capital Corp
- UWM Holdings Corp
- Uxin Ltd
- UY Scuti Acquisition Corp.