| Name | Ticker | Type | ISIN code |
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| ALEXZA PHARMACEUTICALS. | ALXA | Stock | US0153841004 |
| ALFACELL CORPORATION | ACEL | Stock | US0154041067 |
| ALICO, INC. | ALCO | Stock | US0162301040 |
| ALIGN TECHNOLOGY. | ALGN | Stock | US0162551016 |
| ALKERMES, INC. | ALKS | Stock | US01642T1088 |
| ALLEGIANT TRAVEL COMPANY | ALGT | Stock | |
| ALLIANCE BANCORP. OF PENNSYLVANIA | ALLB | Stock | US3916881085 |
| ALLIANCE BANKSHARES CORPORATION | ABVA | Stock | US0185351048 |
| ALLIANCE FIBER OPTIC PRODUCTS. | AFOP | Stock | US0186801082 |
| ALLIANCE FINANCIAL CORPORATION | ALNC | Stock | US0192051037 |
| ALLIANCE HOLDINGS GP, L.P. | AHGP | Stock | US01861G1004 |
| ALLIANCE RESOURCE PARTNERS, L.P. | ARLP | Stock | US01877R1086 |
| ALLIED HEALTHCARE INTERNATIONAL INC. | AHCI | Stock | US01923A1097 |
| ALLIED HEALTHCARE PRODUCTS. | AHPI | Stock | US0192221085 |
| ALLIED MOTION TECHNOLOGIES. | AMOT | Stock | US0193301092 |
| ALLION HEALTHCARE. | ALLI | Stock | US0196151031 |
| ALLOS THERAPEUTICS. | ALTH | Stock | US0197771019 |
| ALLOT COMMUNICATIONS LTD. | ALLT | Stock | |
| ALLOY, INC. | ALOY | Stock | US0198553036 |
| ALLSCRIPTS HEALTHCARE SOLUTIONS INC | MDRX | Stock | US01988P1084 |
| ALMOST FAMILY INC | AFAM | Stock | US0204091088 |
| ALNYLAM PHARMACEUTICALS. | ALNY | Stock | US02043Q1076 |
| ALPHATEC HOLDINGS. | ATEC | Stock | US02081G1022 |
| ALSERES PHARMACEUTICALS. | ALSE | Stock | |
| ALSIUS CORPORATION | ALUS | Stock | |