| C | Citigroup Inc. | 8 |
| CA | Computer Associates International | 10 |
| CAG | ConAgra Foods, Inc. | 8 |
| CAH | Cardinal Health, Inc. | 2 |
| CAT | Caterpillar Inc. | 3 |
| CB | The Chubb Corporation | 7 |
| CBE | Cooper Industries, Inc. | 10 |
| CC | Circuit City Stores, Inc. | 7 |
| CCE | Coca-Cola Enterprises | 1 |
| CCL | Carnival Corp. | 3 |
| CCMP | Cabot Microelectronics Corporation | 1 |
| CCR | Countrywide Credit Industries Inc. | 8 |
| CCU | Clear Channel Communications | 5 |
| CD | Cendant Corporation | 10 |
| CDN | Cadence Design Systems Inc. | 6 |
| CDWC | CDW Computer Centers, Inc. | 7 |
| CEFT | Concord EFS Inc. | 1 |
| CELG | Celgene Corp. | 5 |
| CEPH | Cephalon Inc. | 2 |
| CHIR | Chiron Corp. | 4 |
| CHKP | Check Point Software Technologies Ltd. | 3 |
| CHL | China Mobile (Hong Kong) Ltd | 10 |
| CHTR | Charter Communications Inc. | 3 |
| CI | Cigna Corp. | 1 |
| CIEN | Ciena Corporation | 1 |
| CIT | CIT Group Inc. | 9 |
| CL | Colgate-Palmolive Company | 2 |
| CLS | Celestica Inc. | 3 |
| CLX | Clorox Company (The) | 6 |
| CMCSK | Comcast Corp. | 8 |
| CMOS | Credence Systems Corp. | 3 |
| CMS | CMS Energy Corporation | 10 |
| CMVT | Comverse Technology Inc. | 3 |
| CNXT | Conexant Systems Inc. | 9 |
| COF | Capital One Financial Corporation | 10 |
| COP | ConocoPhillips | 4 |
| COST | Costco Wholesale Corp. | 1 |
| COX | Cox Communications, Inc. | 9 |
| CPB | Campbell Soup Company | 6 |
| CPN | Calpine Corporation | 9 |
| CPWR | Compuware Corporation | 4 |
| CREE | Cree Inc. | 3 |
| CRUS | Cirrus Logic Inc. | 7 |
| CSC | Computer Sciences Corporation | 5 |
| CSCO | Cisco Systems Inc. | 9 |
| CTXS | Citrix Systems, Inc. | 5 |
| CVC | Cablevision Systems New York Group | 4 |
| CVS | CVS Corp. | 9 |
| CVTX | CV Therapeutics | 2 |
| CVX | ChevronTexaco Corp. | 10 |
| CY | Cypress Semiconductor Corp. | 2 |
| CYMI | Cymer, Inc. | 6 |
|
