| ABT | Abbott Laboratories | 36.59 | Stock | Medical Appliances & Equipment | NYQ |
| FRX | Forest Laboratories Inc. | 38.53 | Stock | Drug Manufacturers - Other | NYQ |
| LH | Laboratory Corp. of America Holdings | 98.97 | Stock | Medical Laboratories & Research | NYQ |
| DLB | Dolby Laboratories, Inc. | 34.43 | Stock | Diversified Electronics | NYQ |
| IPXL | Impax Laboratories Inc. | 18.42 | Stock | Drug Manufacturers - Major | NMS |
| CLB | Core Laboratories NV | 146.44 | Stock | Oil & Gas Equipment & Services | NYQ |
| DSCO | Discovery Laboratories Inc. | 1.50 | Stock | Biotechnology | NCM |
| CBRX | Columbia Laboratories Inc. | 0.65 | Stock | Drug Delivery | NCM |
| BRLI | Bio-Reference Laboratories Inc. | 30.04 | Stock | Medical Laboratories & Research | NMS |
| CRL | Charles River Laboratories International, Inc. | 45.01 | Stock | Biotechnology | NYQ |
| SLAB | Silicon Laboratories Inc. | 41.94 | Stock | Semiconductor - Specialized | NMS |
| PRLB | Proto Labs, Inc. | 55.12 | Stock | Machine Tools & Accessories | NYQ |
| IDXX | IDEXX Laboratories, Inc. | 86.40 | Stock | Diagnostic Substances | NMS |
| BIO | Bio-Rad Laboratories, Inc. | 116.02 | Stock | Scientific & Technical Instruments | NYQ |
| RDY | Dr. Reddy's Laboratories Ltd. | 37.93 | Stock | Drug Manufacturers - Other | NYQ |
| MLAB | Mesa Laboratories Inc. | 54.89 | Stock | Medical Instruments & Supplies | NGM |
| PRPH | ProPhase Labs, Inc. | 1.58 | Stock | Drug Related Products | NGM |
| LIM.TO | Labrador Iron Mines Holdings Limited. | 0.56 | Stock | Industrial Metals & Minerals | TOR |
| LABL | Multi-Color Corp. | 28.20 | Stock | Business Services | NMS |
| IMMB | Immunotech Laboratories, Inc. | 0.06 | Stock | | PNK |