- USO — United States Oil Fund LP
- USOI — UBS AG ETRACS Crude Oil Shares Covered Call ETNs due April 24, 2037
- USOY — Oil Enhanced Options Income ETF
- USPCY — China Strategic Technology Group Limited
- USPH — U.S. Physical Therapy, Inc.
- USPS — Ultimate Sports, Inc.
- USPX — Franklin U.S. Equity Index ETF
- USREF — Tactical Resources Corp.
- USRI — USA Recycling Industries, Inc.
- USRM — U.S. Stem Cell, Inc.
- USRT — iShares Core US REIT ETF
- USSE — Segall Bryant & Hamill Select Equity ETF
- USSG — Xtrackers MSCI USA Selection Equity ETF
- USSH — WisdomTree 1-3 Year Laddered Treasury Fund
- USSHF — Uniserve Communications Corporation
- USSJF — USS Co., Ltd.
- USSJY — USS Co., Ltd.
- USSL.TO — Global X Enhanced S&P 500 Index ETF
- UST — ProShares - Ultra 7-10 Year Treasury
- USTB — VictoryShares Short-Term Bond ETF
- USTC — USA Real Estate Holding Company
- USVM — VictoryShares US Small Mid Cap Value Momentum ETF
- USVN — US Treasury 7 Year Note ETF
- USWF — U.S. Wind Farming, Inc.
- USXF — iShares ESG Advanced MSCI USA ETF
- USYNF — Unisync Corp.
- UTEN — US Treasury 10 Year Note ETF
- UTES — Virtus Reaves Utilities ETF
- UTES.TO — Evolve Canadian Utilities Enhanced Yield Index Fund ETF
- UTGN — UTG, Inc.
- UTGPF — Unite Group Plc
- UTHR — United Therapeutics Corporation
- UTHY — US Treasury 30 Year Bond ETF
- UTI — Universal Technical Institute, Inc.
- UTL — Unitil Corporation
- UTMD — Utah Medical Products, Inc.
- UTRE — US Treasury 3 Year Note ETF
- UTRK — Universal Tracking Solutions, Inc.
- UTRS — Minerva Surgical, Inc.
- UTRX — Unitronix Corporation
- UTSI — UTStarcom Holdings Corp.
- UTSL — Direxion Daily Utilities Bull 3X Shares
- UTWO — US Treasury 2 Year Note ETF
- UTWY — US Treasury 20 Year Bond ETF
- UTZ — Utz Brands, Inc.
- UUGRY — United Utilities Group PLC
- UUGWF — United Utilities Group PLC
- UUICF — United Urban Investment Corporation
- UUP — Invesco DB US Dollar Index Bullish Fund
- UURAF — Ucore Rare Metals Inc.
- UUU — Universal Safety Products, Inc.
- UUU.CN — Uranium One Mining Corp.
- UUUG — Leverage Shares 2x Long UUUU Daily ETF
- UUUU — Energy Fuels Inc.
- UVCL — Univercell Holdings Inc.
- UVE — Universal Insurance Holdings, Inc.
- UVFT — UV Flu Technologies, Inc.
- UVIX — 2x Long VIX Futures ETF
- UVPOF — Univanich Palm Oil Public Company Limited
- UVRBF — Universal Robina Corporation
- UVRBY — Universal Robina Corporation
- UVSE — Universal Energy Corp.
- UVSP — Univest Financial Corporation
- UVSS — Universal Systems, Inc.
- UVV — Universal Corporation
- UVXY — ProShares - Ultra VIX Short-Term Futures ETF
- UWC.AX — Underwood Fpo [uwc]
- UWHR — Uwharrie Capital Corp
- UWKI — uWink Inc. Del
- UWM — ProShares - Ultra Russell2000
- UWMC — UWM Holdings Corporation
- UX — Roundhill Investments - Uranium ETF
- UX.CN — Puranium Energy Ltd.
- UXI — ProShares - Ultra Industrials
- UXIN — Uxin Limited
- UXRP — ProShares - Ultra XRP ETF
- UYG — ProShares - Ultra Financials
- UYLD — Angel Oak Ultrashort Income ETF
- UYLD-B.NE — MANULIFE SMART U.S. ENHANCED YIELD ETF - UNHEDGED UNITS
- UYLD-U.NE — MANULIFE SMART U.S. ENHANCED YIELD ETF - USD UNITS
- UYLD.NE — MANULIFE SMART U.S. ENHANCED YIELD ETF - HEDGED UNITS
- UYM — ProShares - Ultra Materials
- UYSC — UY Scuti Acquisition Corp.
- UYSCU — UY Scuti Acquisition Corp. Units
- UZAPF — Flughafen Zürich AG
- UZD — Array Digital Infrastructure, Inc. 6.250% Senior Notes due 2069
- UZE — Array Digital Infrastructure, Inc. 5.500% Senior Notes due 2070
- UZF — Array Digital Infrastructure, Inc. 5.500% Senior Notes due 2070
- UZX — Linkage Global Inc. Class A Ordinary Shares
- V — Visa Inc.
- VA.TO — Vanguard FTSE Developed Asia Pacific All Cap Index ETF
- VAB.TO — Vanguard Canadian Aggregate Bond Index ETF
- VABK — Virginia National Bankshares Corporation
- VABS — Virtus Newfleet Securitized Income ETF
- VAC — Marriott Vacations Worldwide Corporation
- VACF.AX — Vanguard Australian Corporate Fixed Interest Index ETF
- VACI — Viking Acquisition Corp. I Class A
- VACI-UN — Viking Acquisition Corp. I
- VACNY — VAT Group AG
- VADP — Vado Corp.
