| Company Name |
Symbol |
| U S Concrete, Inc. |
USCR |
| U.S. Auto Parts Network, Inc. |
PRTS |
| U.S. Energy Corp. |
USEG |
| U.S. Global Investors, Inc. |
GROW |
| U.S. Home Systems, Inc. |
USHS |
| U.S. Physical Therapy, Inc. |
USPH |
| Ubiquiti Networks, Inc. |
UBNT |
| UFP Technologies, Inc. |
UFPT |
| Ulta Salon, Cosmetics & Fragrance, Inc. |
ULTA |
| Ultra Clean Holdings, Inc. |
UCTT |
| Ultralife Corporation |
ULBI |
| Ultrapetrol (Bahamas) Limited |
ULTR |
| Ultratech, Inc. |
UTEK |
| UMB Financial Corporation |
UMBF |
| Umpqua Holdings Corporation |
UMPQ |
| Uni-Pixel, Inc. |
UNXL |
| Unico American Corporation |
UNAM |
| Unilife Corporation |
UNIS |
| Union Bankshares, Inc. |
UNB |
| Union Drilling, Inc. |
UDRL |
| Union First Market Bankshares Corporation |
UBSH |
| United Bancorp, Inc. |
UBCP |
| United Bancshares, Inc. |
UBOH |
| United Bankshares, Inc. |
UBSI |
| United Community Bancorp |
UCBA |
| United Community Banks, Inc. |
UCBI |
| United Community Financial Corp. |
UCFC |
| United Financial Bancorp, Inc. |
UBNK |
| United Fire Group, Inc |
UFCS |
| United Natural Foods, Inc. |
UNFI |
| United Online, Inc. |
UNTD |
| United Security Bancshares |
UBFO |
| United Security Bancshares, Inc. |
USBI |
| United States Lime & Minerals, Inc. |
USLM |
| United Stationers Inc. |
USTR |
| United Therapeutics Corporation |
UTHR |
| United-Guardian, Inc. |
UG |
| UniTek Global Services, Inc. |
UNTK |
| Unity Bancorp, Inc. |
UNTY |
| Universal Business Payment Solutions Acquisition Corporation |
UBPS |
| Universal Display Corporation |
PANL |
| Universal Electronics Inc. |
UEIC |
| Universal Forest Products, Inc. |
UFPI |
| Universal Stainless & Alloy Products, Inc. |
USAP |
| Universal Truckload Services, Inc. |
UACL |
| Univest Corporation of Pennsylvania |
UVSP |
| Uranium Resources, Inc. |
URRE |
| Urban Outfitters, Inc. |
URBN |
| Urologix, Inc. |
ULGX |
| Uroplasty, Inc. |
UPI |
| US Ecology, Inc. |
ECOL |
| USA Mobility, Inc. |
USMO |
| USA Technologies, Inc. |
USAT |
| USA Truck, Inc. |
USAK |
| Utah Medical Products, Inc. |
UTMD |
| UTi Worldwide Inc. |
UTIW |
| UTStarcom Holdings Corp |
UTSI |
