Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000002110 | |||
| Series S000009184 | Columbia Acorn Fund | ||
| Class/Contract C000024954 | Columbia Acorn Fund Class A | LACAX | |
| Class/Contract C000024956 | Columbia Acorn Fund Class C | LIACX | |
| Class/Contract C000024957 | Columbia Acorn Fund Class Z | ACRNX | |
| Status | Name | Ticker Symbol | |
| CIK 0000002110 | |||
| Series S000009185 | Columbia Acorn International | ||
| Class/Contract C000024961 | Columbia Acorn International Class Z | ACINX | |
| Status | Name | Ticker Symbol | |
| CIK 0000002110 | |||
| Series S000009186 | Columbia Acorn USA | ||
| Class/Contract C000024962 | Columbia Acorn USA Class A | LAUAX | |
| Class/Contract C000024964 | Columbia Acorn USA Class C | LAUCX | |
| Class/Contract C000024965 | Columbia Acorn USA Class Z | AUSAX | |
| Status | Name | Ticker Symbol | |
| CIK 0000002110 | |||
| Series S000009187 | Columbia Acorn Select | ||
| Class/Contract C000024966 | Columbia Acorn Select Class A | LTFAX | |
| Class/Contract C000024968 | Columbia Acorn Select Class C | LTFCX | |
| Class/Contract C000024969 | Columbia Acorn Select Class Z | ACTWX | |
| Status | Name | Ticker Symbol | |
| CIK 0000002110 | |||
| Series S000009188 | Columbia Acorn International Select | ||
| Class/Contract C000024973 | Columbia Acorn International Select Class Z | ACFFX | |
| Status | Name | Ticker Symbol | |
| CIK 0000002110 | |||
| Series S000009189 | Columbia Thermostat Fund | ||
| Class/Contract C000024977 | Columbia Thermostat Fund Class Z | COTZX | |
EIN.: 362692100 | State of Incorp.: MA | Fiscal Year End: 1231
Type: 497 | Act: 33 | File No.: 002-34223 | Film No.: 081064467
