| NASDAQ - Società quotate |
| Nome | SIMBOLO | Links |
|---|
| U BX Technology Ltd | UBXG |    |
| U Power Ltd | UCAR | |
| U.S. Energy Systems (MM) | USEYE | |
| U.S. Home Systems, Inc. (MM) | USHS | |
| U.S. Plastic Lumber Corp (MM) | USPL | |
| U.S. Xpress Ent Class A (MM) | XPRSA | |
| UFP Industries Inc | UFPI | |
| UMB Financial Corporation | UMBF | |
| UNITY Biotechnology Inc | UBX | |
| US Airways Grp Cla (MM) | UAIR | |
| US Bioenergy Corp (MM) | USBE | |
| US Concrete Inc | USCR | |
| US Ecology Inc | ECOL | |
| US Energy Corp | USEG | |
| US Global Investors Funds US Government Securities Savings Fd (MM) | UGSXX | |
| US Global Investors Inc | GROW | |
| US Gold Corporation | USAU | |
| US GoldMining Inc | USGO | |
| US Lec Corpa (MM) | CLEC | |
| US Oncology (MM) | USON | |
| US Search.Com Inc. (MM) | SRCH | |
| US Well Services Inc | USWS | |
| USA Technologies Inc | USAT | |
| USCB Financial Holdings Inc | USCB | |
| UTA Acquisition Corporation | UTAA | |
| UTA Acquisition Corporation | UTAAU | |
| UTStarcom Holdings Corporation | UTSI | |
| UTime Limited | UTME | |
| UTime Limited | WTO | |
| Ual Cap TR I 13.25 (MM) | UALNQ | |
| Ual Corp. (MM) | UAUA | |
| Uap Hldg Corp (MM) | UAPH | |
| Ubiquitel Inc. (MM) | UPCS | |
| Ubiquiti Networks Inc | UBNT | |
| Ubs Financial Services (MM) | PWJC | |
| Ucbh Holdings (MM) | UCBHQ | |
| Ucn (MM) | UCNN | |
| Ucommune International Ltd | UK | |
| Udemy Inc | UDMY | |
| Ufp Technologies Inc | UFPT | |
| Ugc Europe (MM) | UGCE | |
| Ulta Beauty Inc | ULTA | |
| Ulticom (MM) | ULCM | |
| Ultimate Electronics (MM) | ULTE | |
| Ultra Clean Holdings Inc | UCTT | |
| Ultra Petroleum Corporation | UPL | |
| Ultragenyx Pharmaceutical Inc | RARE | |
| Ultralife Corporation | ULBI | |
| Ultratech, Inc. | UTEK | |
| Umpqua Holdings - Depositary Shares (MM) | UMPQP | |
| Umpqua Holdings Corporation | UMPQ | |
| Under Armour | UARM | |
| Unh Jan 2007 55.0000 Put (Contract_Size=100, 110 Shares OF Unh,$2150.00 Cash) (MM) | SIVOE | |
| Uni-Pixel, Inc. | UNXL | |
| Uni-Pixel, Inc. (MM) | UNXLD | |
| Unica (MM) | UNCA | |
| Unico American Corp | UNAM | |
| Unicycive Therapeutics Inc | UNCY | |
| Unify Corp. (MM) | UNFY | |
| Union Acquisition Corporation II | LATN | |
| Union Bankshares Corp. | UBSH | |
| Union Bankshares Inc | UNB | |
| Union Community Bancorp (MM) | UCBC | |
| Union Drilling, Inc. (MM) | UDRL | |
| Union Financial Bancshares (MM) | UFBS | |
| Unionbancorp | UBCD | |
| United Airlines Holdings Inc | UAL | |
| United America Indemnity, Ltd. (MM) | INDM | |
| United Bancorp Inc | UBCP | |
| United Bancshares Inc | UBOH | |
| United Bankshares Inc | UBSI | |
| United Business Media Plc (MM) | UNEWY | |
| United Community Bancorp (delisted) | UCBA | |
| United Community Banks, Inc. (MM) | UCBID | |
| United Community Financial Corporation | UCFC | |
| United Communty Banks Inc | UCBI | |
| United Financial | UBMT | |
| United Financial Bancorp (MM) | UBNKD | |
| United Financial Bancorp Inc | UBNK | |
| United Financial Mortgage (MM) | UFMC | |
| United Fire Group Inc | UFCS | |
| United Guardian Inc | UG | |
| United Heritage (MM) | UHCDC | |
| United Heritage (MM) | UHCPC | |
| United Homes Group Inc | UHG | |
| United Insurance Holdings Corporation | UIHC | |
| United Maritime Corporation | USEA | |
| United Natl Bancorp (MM) | UNBJ | |
| United Online - Common Stock Ex-Distribution When Issued (MM) | UNTDV | |
| United Online, Inc. | UNTD | |
| United Panam Financial (MM) | UPFC | |
| United Retail Grp. (MM) | URGI | |
| United Security Bancshares | UBFO | |
| United States Lime and Minerals Inc | USLM | |
| United Tennessee Bankshares (MM) | UTBI | |
| United Therapeutics Corporation | UTHR | |
| Unitedglobalcom (MM) | UCOMA | |
| Unitedglobalcom Rghts 2/04 (MM) | UCOMR | |
| Unitek Global Services, Inc. (MM) | UNTKD | |
| Uniti Group Inc | UNIT | |
| Unity Bancorp Inc | UNTY | |
| Universal American Financial (MM) | UHCO | |
| Universal Automotive Industries - Common Stock (MM) | UVSL | |
| Universal Business Payment Solutions Acquisition Corp. - Warrant- Exercise (MM) | UBPSW | |
| Universal Compression Partners, L.P. (MM) | UCLP | |
| Universal Display Corporation | OLED | |
| Universal Domains (MM) | UDCCF | |
| Universal Electronics Inc | UEIC | |
| Universal Logistics Holdings Inc | ULH | |
| Universe Pharmaceuticals Inc | UPC | |
| Univest Financial Corporation | UVSP | |
| Unizan Financial (MM) | UNIZ | |
| Unum Therapeutics Inc | UMRX | |
| Unum Therapeutics, Inc. (MM) | UNUM | |
| Unversal Stainless and Alloy Products | USAP | |
| Unwired Planet, Inc. (MM) | OPWV | |
| Upbound Group Inc | UPBD | |
| Upexi Inc | UPXI | |
| Upland Software Inc | UPLD | |
| Upstart Holdings Inc | UPST | |
| Upwork Inc | UPWK | |
| Uranium Royalty Corporation | UROY | |
| Urban Gro Inc | UGRO | |
| Urban One Inc | UONEK | |
| Urban One Inc | UONE | |
| Urban Outfitters Inc | URBN | |
| Urban Tea Inc | MYT | |
| Urbanalien Corp (MM) | UBALE | |
| Urgent ly Inc | ULY | |
| UroGen Pharma Ltd | URGN | |
| Urovant Sciences Ltd | UROV | |
| Usa Technologies (MM) | USATR | |
| Usa Technologies - Warrants 12/31/2011 (MM) | USATW | |
| Usa Technologies - Warrants 12/31/2013 (MM) | USATZ | |
| Usa Truck Inc | USAK | |
| Usaa California Money Market Fd (MM) | UCAXX | |
| Usaa Florida Tax Free Money Market Fund (MM) | UFLXX | |
| Usaa Treasury Money Market Trust (MM) | UATXX | |
| Usi Hldgs Corp (MM) | USIH | |
| Usio Inc | USIO | |
| Usmd Holdings, Inc. (MM) | USMD | |
| Utah Medical Products Inc | UTMD | |
