| Code | Name | High | Low | Close | Volume | Change | |
| LAG | SPDR Series Trust | 56.12 | 55.48 | 56.12 | 34,500 | 0.28 |  | 0.50 | 5 |
| LAQ | Latin America Equity Fund Inc. (The) | 21.66 | 20.20 | 20.96 | 53,100 | 0.84 |  | 4.17 | 5 |
| LB | LaBarge Inc. | 13.58 | 12.22 | 12.45 | 59,600 | 0.95 |  | 7.09 | 6 |
| LCI | Lannett Co Inc | 4.950 | 4.540 | 4.740 | 45,200 | 0.250 |  | 5.01 | 7 |
| LD | IPATH DJ-AIG LEAD | 32.81 | 31.78 | 32.79 | 3,800 | 2.65 |  | 8.79 | 6 |
| LDB | Merrill Lynch & Co. Inc. | 8.840 | 8.820 | 8.820 | 2,900 | 0.280 |  | 3.28 | 6 |
| LDN | NETS Trust | 14.48 | 14.35 | 14.48 | 700 | 0.40 |  | 2.84 | 6 |
| LEI | Lucas Energy Inc. | 0.9200 | 0.6800 | 0.8400 | 65,500 | 0.1800 |  | 27.27 | 5 |
| LGL | LGL Group Inc. | 2.000 | 1.850 | 1.850 | 800 | 0.230 |  | 11.06 | 4 |
| LGN | Lodgian Inc. | 3.060 | 2.500 | 2.980 | 48,700 | 0.510 |  | 20.65 | 5 |
| LIA | Liberty Acquisition Holdings Corp | 8.430 | 8.370 | 8.400 | 337,000 | 0.020 |  | 0.24 | 6 |
| LIA.U | Liberty Acquisition Holdings Corp | 8.500 | 8.500 | 8.500 | 6,700 | 0.050 |  | 0.58 | 5 |
| LIA.W | Liberty Acquisition Holdings Corp | 0.4600 | 0.3900 | 0.4000 | 277,800 | 0.0000 |  | 0.00 | 5 |
| LIS | NETS PSI 20 INDEX FD | 12.39 | 12.39 | 12.39 | 400 | 0.08 |  | 0.64 | 6 |
| LKI | Lazare Kaplan International Inc. | 5.180 | 4.550 | 5.180 | 1,400 | 0.820 |  | 18.81 | 4 |
| LNG | Cheniere Energy Inc. | 3.550 | 3.230 | 3.440 | 540,600 | 0.050 |  | 1.47 | 5 |
| LOV | Spark Networks Plc | 2.780 | 2.560 | 2.600 | 78,400 | 0.050 |  | 1.96 | 3 |
| LQD | Tm Corporate Bond Fund | 101.9 | 100.7 | 101.5 | 2,036,500 | 0.2 |  | 0.17 | 6 |
| LRN | K12 INC | 19.26 | 17.64 | 18.42 | 212,900 | 0.67 |  | 3.51 | 5 |
| LRP | Lorus Therapeutics Inc. | 0.0600 | 0.0400 | 0.0500 | 15,800 | 0.0000 |  | 0.00 | 3 |
| LSC | ELEMENTS S& P ETN | 10.370 | 9.750 | 9.800 | 97,900 | 0.540 |  | 5.22 | 4 |
| LSO | Credit Suisse Group | 9.000 | 8.900 | 9.000 | 5,500 | 0.610 |  | 7.27 | 6 |
| LSR | Laser Technology Inc. | 9.610 | 9.220 | 9.500 | 44,000 | 0.100 |  | 1.06 | 4 |
| LTL | ProShares Trust | 30.39 | 28.98 | 29.75 | 9,800 | 1.09 |  | 3.80 | 6 |
| LTS | Ladenburg Thalmann Financial Services | 0.9800 | 0.9100 | 0.9500 | 121,500 | 0.0300 |  | 3.26 | 4 |
| LVL | Claymore Exchange-Traded Fund Trust | 10.30 | 9.67 | 10.30 | 28,400 | 0.41 |  | 4.15 | 5 |
| LXU | Lsb Industries Inc. | 8.200 | 7.230 | 7.230 | 179,600 | 0.800 |  | 9.96 | 2 |
| LZR | EMERGENT GROUP INC | 8.090 | 7.000 | 7.340 | 38,600 | 0.260 |  | 3.42 | 7 |