| Code | Name | High | Low | Close | Volume | Change | |
|---|
| UACL | Universal Truckload Services Inc. | 14.47 | 13.77 | 14.33 | 10,400 | 0.02 |  | 0.14 | 6 |
| UAHC | United American Healthcare Corporation | 0.5500 | 0.3700 | 0.4000 | 77,500 | 0.2300 | | 36.51 | 6 |
| UAUA | UAL Corporation | 22.61 | 21.77 | 22.29 | 4,383,800 | 0.36 |  | 1.64 | 6 |
| UBCP | United Bancorp Inc. | 8.670 | 7.900 | 8.070 | 1,800 | 0.070 | | 0.88 | 5 |
| UBFO | United Security Bancshares | 4.340 | 4.300 | 4.300 | 2,400 | 0.000 |  | 0.00 | 7 |
| UBNK | United Financial Bancorp Inc. | 13.77 | 13.28 | 13.54 | 36,100 | 0.15 | | 1.10 | 6 |
| UBOH | United Bancshares Inc. | 9.250 | 9.150 | 9.250 | 10,800 | 0.000 | | 0.00 | 7 |
| UBSH | Union Bankshares Corporation | 12.61 | 12.25 | 12.57 | 42,500 | 0.00 | | 0.00 | 6 |
| UBSI | United Bankshares Inc. | 24.01 | 23.63 | 23.91 | 129,300 | 0.09 | | 0.38 | 5 |
| UCBA | United Community Bancorp | 7.320 | 7.090 | 7.250 | 1,000 | 0.160 | | 2.16 | 6 |
| UCBI | United Community Banks Inc. | 2.650 | 2.540 | 2.630 | 357,300 | 0.020 | | 0.77 | 5 |
| UCFC | United Community Financial Corp. | 1.280 | 1.210 | 1.220 | 2,900 | 0.020 | | 1.61 | 5 |
| UCTT | Ultra Clean Holdings Inc. | 9.070 | 8.820 | 8.930 | 127,300 | 0.040 | | 0.45 | 4 |
| UDRL | Union Drilling Inc. | 4.920 | 4.690 | 4.800 | 53,500 | 0.100 | | 2.04 | 5 |
| UEIC | Universal Electronics Inc. | 20.28 | 19.82 | 20.19 | 52,500 | 0.24 | | 1.20 | 8 |
| UEPS | Net 1 UEPS Technologies Inc. | 11.55 | 11.22 | 11.39 | 409,700 | 0.00 | | 0.00 | 3 |
| UFCS | United Fire & Casualty Company | 21.37 | 21.07 | 21.32 | 97,800 | 0.11 | | 0.52 | 7 |
| UFPI | Universal Forest Products Inc. | 27.79 | 26.56 | 27.71 | 89,800 | 0.80 | | 2.97 | 4 |
| UFPT | UFP Technologies Inc. | 9.940 | 9.690 | 9.910 | 29,000 | 0.150 | | 1.54 | 5 |
| UG | UNITED GUARDIAN INC | 12.69 | 12.59 | 12.59 | 400 | 0.26 | | 2.02 | 6 |
| UHAL | Amerco | 82.53 | 79.00 | 82.21 | 66,100 | 0.10 | | 0.12 | 7 |
| ULBI | Ultralife Corporation | 4.130 | 4.050 | 4.100 | 40,000 | 0.010 | | 0.24 | 4 |
| ULCM | Ulticom, Inc. | 7.680 | 6.030 | 7.680 | 7,600 | 0.050 | | 0.65 | 4 |
| ULGX | Urologix Inc. | 0.9700 | 0.8800 | 0.9400 | 6,800 | 0.0000 | | 0.00 | 6 |
| ULTA | Ulta Salon Cosmetics & Fragrance Inc. | 23.49 | 21.60 | 22.23 | 1,406,100 | 0.03 | | 0.13 | 6 |
| ULTI | Ultimate Software Group Inc. (The) | 35.00 | 33.98 | 34.92 | 185,900 | 0.87 | | 2.56 | 6 |
| ULTR | Ultrapetrol (Bahamas) | 5.520 | 5.220 | 5.410 | 70,500 | 0.050 | | 0.93 | 6 |
| UMBF | UMB Financial Corporation | 33.29 | 32.75 | 33.26 | 99,200 | 0.08 | | 0.24 | 5 |
| UMPQ | Umpqua Holdings Corporation | 11.12 | 10.87 | 11.12 | 530,900 | 0.01 | | 0.09 | 6 |
| UNAM | Unico American Corporation | 9.300 | 9.290 | 9.300 | 200 | 0.200 | | 2.11 | 6 |
| UNB | UNION BANKSHARES INC | 17.82 | 17.51 | 17.60 | 1,700 | 0.25 | | 1.40 | 5 |
| UNCA | Unica Corporation | 20.99 | 20.95 | 20.99 | 69,700 | 0.00 | | 0.00 | 8 |
| UNFI | United Natural Foods Inc. | 36.00 | 35.16 | 35.60 | 283,200 | 0.06 | | 0.17 | 7 |
| UNFY | UNIFY CORP | 3.180 | 3.010 | 3.050 | 4,600 | 0.080 | | 2.56 | 6 |
| UNIS | UNILIFE CORPORATION | 5.250 | 5.010 | 5.090 | 48,900 | 0.150 | | 2.86 | 5 |
| UNTD | United Online Inc. | 5.440 | 5.260 | 5.390 | 931,700 | 0.100 | | 1.89 | 6 |
| UNTY | Unity Bancorp Inc. | 5.470 | 5.240 | 5.410 | 11,200 | 0.090 | | 1.64 | 6 |
| UPI | Uroplasty Inc. | 4.330 | 4.240 | 4.250 | 28,100 | 0.020 | | 0.47 | 8 |
| URBN | Urban Outfitters Inc. | 32.74 | 31.31 | 32.58 | 4,640,900 | 1.39 | | 4.46 | 4 |
| URRE | Uranium Resources Inc. | 0.8000 | 0.6600 | 0.7700 | 1,291,400 | 0.0900 | | 13.24 | 6 |
| USAK | USA Truck Inc. | 14.54 | 13.85 | 14.50 | 6,900 | 0.55 | | 3.94 | 6 |
| USAP | Universal Stainless & Alloy Products | 22.13 | 21.65 | 22.11 | 6,000 | 0.33 | | 1.52 | 5 |
| USAT | USA Technologies Inc. | 0.5500 | 0.5200 | 0.5200 | 5,600 | 0.0200 | | 3.70 | 5 |
| USATP | USA Technologies Inc. | 6.510 | 6.000 | 6.300 | 1,300 | 1.550 | | 19.75 | 5 |
| USATW | USA TECHNOLOGIES INC. | 0.0900 | 0.0900 | 0.0900 | 1,500 | 0.0200 | | 18.18 | 5 |
| USATZ | USA TECHNOLOGIES INC. | 0.2000 | 0.2000 | 0.2000 | 500 | 0.0200 | | 11.11 | 6 |
| USBI | United Security Bancshares Inc. | 10.50 | 10.50 | 10.50 | 200 | 0.02 | | 0.19 | 7 |
| USEG | U.S. Energy Corp. | 4.470 | 4.330 | 4.370 | 55,600 | 0.100 | | 2.24 | 5 |
| USHS | U.S. Home Systems Inc. | 2.850 | 2.730 | 2.750 | 2,200 | 0.110 | | 3.85 | 5 |
| USLM | United States Lime & Minerals Inc. | 39.41 | 39.32 | 39.40 | 700 | 0.40 | | 1.03 | 7 |
| USMO | USA Mobility Inc. | 14.98 | 14.66 | 14.96 | 134,600 | 0.01 | | 0.07 | 7 |
| USNA | USANA Health Sciences Inc. | 43.00 | 42.31 | 43.00 | 37,500 | 0.00 | | 0.00 | 6 |
| USPH | U.S. Physical Therapy Inc. | 16.84 | 16.47 | 16.72 | 18,800 | 0.02 | | 0.12 | 6 |
| USTR | United Stationers Inc. | 49.01 | 47.50 | 48.99 | 171,000 | 0.91 | | 1.89 | 5 |
| UTEK | Ultratech Inc. | 17.00 | 16.41 | 16.63 | 93,200 | 0.28 | | 1.66 | 7 |
| UTHR | United Therapeutics Corporation | 48.82 | 46.76 | 48.55 | 751,600 | 1.39 | | 2.95 | 4 |
| UTIW | UTi Worldwide Inc. | 15.85 | 14.91 | 15.04 | 889,500 | 0.70 | | 4.88 | 6 |
| UTMD | Utah Medical Products Inc. | 26.75 | 26.42 | 26.60 | 400 | 0.20 | | 0.76 | 7 |
| UTSI | UTStarcom Inc. | 2.040 | 1.980 | 2.010 | 349,500 | 0.000 | | 0.00 | 5 |
| UVSP | Univest Corporation of Pennsylvania | 16.81 | 16.25 | 16.74 | 16,800 | 0.06 | | 0.36 | 5 |
| UWBK | United Western Bancorp Inc. | 0.4500 | 0.4000 | 0.4200 | 568,300 | 0.0200 | | 5.00 | 4 |