| Abbreviation | Definition |
|---|---|
| CATA | Capitol TransAmerica Corporation |
| CATB | Catskill Financial Corporation |
| CATN | Channel American LPTV Holdings, Inc. |
| CATN | Channel American LPTV Holdings, Incorporated (de-listed) |
| CATN | Channel American LPTV Holdings, Incorporated (de-listed) |
| CATP | Cambridge Technology Partners |
| CATS | Catalyst Semiconductor |
| CATT | Catapult Communications Corporation |
| CATV | Channel America Broadcasting |
| CATY | Cathay Bancorp, Inc. |
| CAVB | Cavalry Bancorp, Inc. |
| CAVN | Cavion Technologies, Inc. |
| CAWC | California Software Corporation |
| CBAG | Crested Corporation |
| CBAK | Creative Bakeries, Inc. |
| CBAN | Colony Bancorp, Inc. |
| CBBI | C B Bancshares, Inc. |
| CBBO | Columbia Bancorp of Oregon |
| CBCF | Citizens Banking Corporation of Michigan |
| CBCL | Capital Bancorp, LTD. |