| OTCPK:ADLS | Advanced Life Sciences Holdings, Inc. | Biotechnology |
| OTCPK:AERT | Advanced Environmental Recycling Technologies, Inc | Lumber & Wood Production |
| OTCPK:ABAT | Advanced Battery Technologies, Inc. | Diversified Industrials |
| NAS:ADES | Advanced Emissions Solutions Inc | Pollution & Treatment Controls |
| NYSE:ASX | Advanced Semiconductor Engineering, Inc. | Semiconductors |
| AMEX:API | Advanced Photonix Inc. | Semiconductors |
| NYSE:AMD | Advanced Micro Devices Inc | Semiconductors |
| NAS:AEIS | Advanced Energy Industries, Inc. | Electronic Components |
| BKK:AIT | Advanced Information Technology Public Co., Ltd. | Information Technology Services |
| OTCBB:ACTC | Advanced Cell Tech, Inc. | Market Overview |
| OTCPK:AVOI | Advanced Voice Recognition Systems, Inc. | Market Overview |
| LTS:0LYU | Advanced Distribution Solutions SA | Beverages - Brewers |
| LTS:0GXF | Advanced Vision Technology Ltd. | Diversified Industrials |
| OTCPK:ADCS | Advanced Content Services, Inc. | Market Overview |
| OTCPK:AENG | Advanced Engine Technologies, Inc. | Market Overview |
| OTCPK:AVIFY | Advanced Info Service Public Company Limited | Telecom Services |
| LTS:0H1W | Advanced Metallurgical Group NV | Industrial Metals & Minerals |
| LSE:AVO | Advanced Oncotherapy PLC | Real Estate Services |
| OTCPK:AVSIF | Advanced Vision Technology Ltd. | Diversified Industrials |
| HKSE:03355 | Advanced Semiconductor Manufacturing Corporation L | Semiconductor Equipment & Materials |
| BKK:ADVANC | Advanced Info Service Public Company Limited | Telecom Services |
| BKK:ADVANC-F | | Market Overview |
| XTER:VSJ | Advanced Vision Technology Ltd. | Diversified Industrials |
| XTER:DVN1 | Advanced Inflight Alliance AG | Market Overview |
| XAMS:AMG | Advanced Metallurgical Group NV | Industrial Metals & Minerals |
| XSWX:ADBN | Advanced Digital Broadcast Holding SA | Communication Equipment |
| WAR:ADS | Advanced Distribution Solutions SA | Beverages - Brewers |
| ASX:AMT | Advanced Surgical Design & Manufacture Limited | Medical Devices |
| OTCPK:ADGBF | Advanced Digital Broadcast Holding SA | Communication Equipment |
| OTCBB:ANCV | Advanced Ventures Corp | Market Overview |
| OTCPK:ACRT | Advanced Credit Technologies, Inc. | Market Overview |
| TSXV:AXI | Advanced Explorations Inc. | Industrial Metals & Minerals |
| SGX:5TY | Advanced Systems Automation Ltd. | Semiconductor Equipment & Materials |
| OTCPK:ABMT | Advanced BioMedical Technologies, Inc. | Medical Devices |
| SZSE:000969 | Advanced Technology & Materials Co., Ltd. | Industrial Metals & Minerals |
| TPE:2311 | Advanced Semiconductor Engineering, Inc. | Semiconductors |
| TSXV:APC | Advanced Proteome Therpt | Biotechnology |
| LSE:AMS | Advanced Medical Solutions Group PLC | Medical Instruments & Supplies |
| OTCPK:APTCF | Advanced Proteome Therpt | Biotechnology |
| ASX:ASW | Advanced Share Registry Ltd. | Asset Management |
| OTCPK:ADMD | Advanced Medical Isotope, Inc. | Drug Manufacturers - Specialty & Generic |
| OTCPK:ADEXF | Advanced Explorations Inc. | Industrial Metals & Minerals |
| LSE:ASW | Advanced Computer Software Group PLC | Health Information Services |
| BER:ABV | Advanced Battery Technologies, Inc. | Diversified Industrials |
| SGX:5IA | Advanced Holdings Ltd. | Oil & Gas Equipment & Services |
| ROCO:3438 | Advanced Analog Technology Inc. | Semiconductors |
| ROCO:8086 | Advanced Wireless Semiconductor Co. | Semiconductors |
| XKRX:054630 | Advanced Digital Chips, Inc. | Semiconductors |
| OTCPK:AVGG | Advanced Techno Grp Ltd. | Software - Application |
| LSE:APC | Advanced Power Components PLC | Consumer Electronics |
| HKSE:08210 | Advanced Card Systems Holdings Ltd. | Security & Protection Services |
| ROCO:6287 | Advanced Microelectronic Products Inc | Semiconductors |
| ASX:ABV | Advanced Braking Technology Ltd. | Auto Parts |
| ROCO:5491 | Advanced-connectek Inc. | Electronic Components |
| ROCO:8938 | Advanced International Multitech Co Ltd | Leisure |
| TSE:3773 | Advanced Media Inc | Communication Equipment |
| OTCPK:AOXY | Advanced Oxygen Technologies, Inc. | Market Overview |
| ROCO:3492 | Advanced Connection Technology Inc | Electronic Components |
| XKRX:054620 | Advanced Process Systems Corp | Semiconductors |
| ROCO:5209 | Advanced Control & Systems Inc. | Business Services |
| ROCO:3152 | Advanced Ceramic X Corp | Communication Equipment |
| BKK:AIT-R | | Market Overview |
| OTCPK:ADCF | Advanced Defense Technologies, Inc. | Market Overview |
| OTCPK:AVSC | Advanced Visual Systems, Inc. | Market Overview |
| ASX:ACE | Advanced Engine Components Limited | Market Overview |
| ASX:AES | Advanced Energy Systems Limited | Market Overview |
| FRA:AISF | Advanced Info Service Public Company Limited | Telecom Services |
| FRA:ADG | Advanced Metallurgical Group NV | Industrial Metals & Minerals |
| FRA:DKV | Advanced Digital Broadcast Holding SA | Communication Equipment |
| FRA:AE6 | Advanced Explorations Inc. | Industrial Metals & Minerals |
| FRA:AMD | Advanced Micro Devices Inc | Semiconductors |
| FRA:AVX | Advanced Energy Industries, Inc. | Electronic Components |
| BKK:AIT-F | | Market Overview |
| OTCPK:ADOT | Advanced Optics Electronics | Market Overview |
| LTS:0JXT | Advanced Photonics Technologies AG | Market Overview |
| LTS:0HH5 | Advanced Inflight Alliance AG | Market Overview |
| OTCBB:ADDU | Advanced Cellular Inc | Market Overview |
| OTCPK:ADET | Advanced Detectors, Inc. | Market Overview |