| Code | Name | High | Low | Close | Volume | Change |
|---|
| UAG | E-TRACS UBS BLOOMBER | 22.03 | 21.33 | 21.33 | 650 | 0.89 |  | 4.01 |
| UBC | E-TRACS UBS BLOOMBER | 18.04 | 18.04 | 18.04 | 200 | 0.09 |  | 0.50 |
| UBD | Claymore Exchange-Traded Fund Trust | 51.95 | 49.52 | 51.95 | 3,303 | 2.45 | | 4.95 |
| UBG | E-TRACS UBS BLOOMBER | 31.74 | 31.45 | 31.46 | 2,145 | 0.16 | | 0.51 |
| UBM | E-TRACS UBS BLOOMBER | 19.76 | 19.46 | 19.76 | 1,360 | 0.54 | | 2.81 |
| UBN | E-TRACS UBS BLOOMBER | 15.50 | 15.01 | 15.01 | 466 | 0.46 | | 2.97 |
| UCC | ProShares Trust | 31.82 | 31.35 | 31.64 | 1,251 | 0.18 | | 0.57 |
| UCD | PROSHS ULTRA DJ-AIG | 26.70 | 26.25 | 26.70 | 3,870 | 0.01 | | 0.04 |
| UCI | E-TRACS UBS BLOOMBER | 19.17 | 19.17 | 19.17 | 321 | 0.09 | | 0.47 |
| UCO | PROSH ULTRA DJ CRUDE | 13.26 | 12.90 | 13.19 | 3,832,061 | 0.19 | | 1.42 |
| UDN | POWERSHARES DB US DOLLAR INDEX BULLISH | 28.39 | 28.30 | 28.35 | 234,211 | 0.13 | | 0.46 |
| UDW | US Dataworks Inc | 0.2400 | 0.2300 | 0.2300 | 15,800 | 0.0100 | | 4.17 |
| UEC | Uranium Energy Corp. | 3.260 | 3.000 | 3.240 | 341,966 | 0.040 | | 1.22 |
| UEI | ULTIMATE ESCAPES INC | 6.550 | 6.000 | 6.100 | 4,301 | 0.650 | | 9.63 |
| UEI.W | ULTIMATE ESCAPE WTS- YAHOO! FINA | 0.3600 | 0.3100 | 0.3600 | 8,850 | 0.0400 | | 10.00 |
| UEM | Claymore Exchange-Traded Fund Trust | 46.26 | 46.25 | 46.25 | 1,035 | 0.00 |  | 0.00 |
| UGA | United States Gasoline Fund | 36.22 | 35.60 | 36.13 | 21,585 | 0.13 | | 0.36 |
| UGE | ProShares Trust | 50.31 | 49.22 | 50.07 | 2,413 | 0.31 | | 0.62 |
| UGL | PROSHARES | 49.87 | 48.72 | 49.86 | 194,006 | 0.49 | | 0.99 |
| UHN | United States Heating Oil Fund LP | 26.66 | 26.30 | 26.53 | 9,400 | 0.30 | | 1.12 |
| UKF | ProShares Trust | 36.69 | 36.32 | 36.62 | 19,444 | 0.22 | | 0.60 |
| UKK | ProShares Trust | 26.98 | 26.39 | 26.77 | 43,874 | 0.20 | | 0.74 |
| UKW | ProShares Trust | 28.31 | 28.14 | 28.28 | 2,450 | 0.10 | | 0.35 |
| ULE | PROSHARES ULTRA EURO | 32.54 | 32.41 | 32.50 | 6,250 | 0.24 | | 0.73 |
| ULQ | Claymore Exchange-Traded Fund Trust | 49.86 | 49.86 | 49.86 | 1,400 | 0.00 | | 0.00 |
| ULU | Uluru Inc. | 0.1300 | 0.1200 | 0.1300 | 271,081 | 0.0000 | | 0.00 |
| UMH | UMH Properties Inc. | 7.830 | 7.710 | 7.800 | 31,315 | 0.070 | | 0.91 |
| UMM | MACROSHS HOUSING UP | 22.66 | 22.65 | 22.66 | 739 | 0.23 | | 1.00 |
| UNG | United States Natural Gas Fund LP | 9.040 | 8.800 | 8.990 | 20,539,858 | 0.050 | | 0.56 |
| UNL | - YAHOO! FINANCE | 49.33 | 47.80 | 49.25 | 39,029 | 0.38 | | 0.78 |
| UPG | Universal Power Group Inc | 2.950 | 2.800 | 2.870 | 11,445 | 0.100 | | 3.37 |
| UPI | Uroplasty Inc. | 1.130 | 1.050 | 1.090 | 57,713 | 0.040 | | 3.54 |
| UPRO | PROSHARES | 142.7 | 139.8 | 141.8 | 813,533 | 1.3 | | 0.89 |
| UPW | ProShares Trust | 33.81 | 33.26 | 33.81 | 3,379 | 0.34 | | 1.02 |
| UQM | UQM TECHNOLOGIES INC | 4.840 | 4.620 | 4.760 | 135,946 | 0.030 | | 0.63 |
| URE | ProShares Trust | 6.020 | 5.910 | 5.960 | 13,624,824 | 0.070 | | 1.16 |
| URG | Ur Energy Inc | 0.7700 | 0.7500 | 0.7600 | 25,900 | 0.0100 | | 1.30 |
| URR | MORGAN STANLEY | 36.31 | 36.16 | 36.16 | 368 | 0.33 | | 0.90 |
| URX | United Refining Energy Corp | 9.930 | 9.890 | 9.930 | 2,500 | 0.050 | | 0.51 |
| URX.U | United Refining Energy Corp | 10.53 | 10.53 | 10.53 | 38,700 | 0.07 | | 0.66 |
| URX.W | United Refining Energy Corp | 0.5400 | 0.5400 | 0.5400 | 100 | 0.0300 | | 5.26 |
| URZ | Uranerz Energy Corporation | 1.660 | 1.590 | 1.650 | 268,305 | 0.030 | | 1.85 |
| USD | ProShares Trust | 26.48 | 26.00 | 26.40 | 312,768 | 0.27 | | 1.01 |
| USL | United States 12 Month Oil Fund LP | 40.53 | 40.05 | 40.52 | 54,409 | 0.17 | | 0.42 |
| USO | United States Oil Fund LP | 39.51 | 38.95 | 39.42 | 10,856,227 | 0.24 | | 0.61 |
| USV | E-TRACS UBS BLOOMBER | 26.75 | 26.45 | 26.75 | 700 | 0.06 | | 0.22 |
| USY | WISDOMTREE U.S. CURR | 25.05 | 25.01 | 25.04 | 2,168 | 0.04 | | 0.16 |
| UTA | UNIVERSAL TRAVEL GRP | 13.82 | 12.81 | 13.00 | 283,751 | 0.32 | | 2.40 |
| UTG | Reaves Utility Income Fund | 16.20 | 15.66 | 16.20 | 66,835 | 0.31 | | 1.95 |
| UTH | Merrill Lynch Utilities HOLDRS | 92.75 | 92.49 | 92.65 | 4,400 | 0.29 | | 0.31 |
| UTK | UTEK Corporation | 4.000 | 3.820 | 4.000 | 88,700 | 0.050 | | 1.27 |
| UUP | POWERSHARES DB US DOLLAR INDEX BULLISH | 22.49 | 22.41 | 22.44 | 4,065,004 | 0.09 | | 0.40 |
| UUU | Universal Security Instruments Inc. | 7.270 | 7.000 | 7.000 | 4,000 | 0.220 | | 3.05 |
| UUY | Merrill Lynch & Co. Inc. | 13.26 | 13.26 | 13.26 | 3,000 | 0.16 | | 1.19 |
| UVE | UNIVERSAL IURANCE HOLDINGS INC | 5.800 | 5.560 | 5.750 | 262,050 | 0.170 | | 3.05 |
| UVG | ProShares Trust | 22.28 | 22.00 | 22.21 | 18,306 | 0.15 | | 0.67 |
| UVT | ProShares Trust | 19.53 | 19.13 | 19.45 | 21,055 | 0.05 | | 0.26 |
| UVU | ProShares Trust | 22.42 | 22.33 | 22.38 | 7,535 | 0.17 | | 0.75 |
| UWC | PROSHARES ULTRA 3000 | 55.83 | 55.61 | 55.83 | 22,592 | 0.08 | | 0.14 |
| UWM | ProShares Trust | 25.10 | 24.48 | 24.93 | 2,470,192 | 0.06 | | 0.24 |
| UWN | Nevada Gold & Casinos Inc. | 1.0500 | 0.9700 | 0.9700 | 5,100 | 0.0300 | | 3.00 |
| UXG | U.S. Gold Corporation | 2.920 | 2.800 | 2.890 | 859,805 | 0.010 | | 0.34 |
| UXI | ProShares Trust | 29.84 | 29.34 | 29.74 | 43,505 | 0.26 | | 0.87 |
| UYG | ProShares Trust | 5.680 | 5.580 | 5.630 | 13,550,473 | 0.060 | | 1.05 |
| UYM | ProShares Trust | 31.25 | 30.18 | 31.08 | 3,214,330 | 0.17 | | 0.54 |