Series and Classes/Contracts Information:
| Merger | |||
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | acquiring | ||
| Series S000010620 | Columbia Tax-Exempt Fund | ||
| CIK 0001097519 | target | ||
| Series S000010779 | Columbia Municipal Income Fund | ||
| Class/Contract C000029796 | Class A | ||
| Class/Contract C000029797 | Class B | ||
| Class/Contract C000029798 | Class C | ||
| Class/Contract C000029799 | Class Z | ||
| CIK 0000773757 | acquiring | ||
| Series S000010623 | Columbia Intermediate Municipal Bond Fund | ||
| CIK 0001097519 | target | ||
| Series S000010781 | Columbia Florida Intermediate Municipal Bond Fund | ||
| Class/Contract C000029804 | Class A | ||
| Class/Contract C000029805 | Class B | ||
| Class/Contract C000029806 | Class C | ||
| Class/Contract C000029807 | Class Z | ||
| CIK 0001097519 | |||
| Series S000010787 | Columbia Texas Intermediate Municipal Bond Fund | ||
| Class/Contract C000029829 | Class A | ||
| Class/Contract C000029830 | Class B | ||
| Class/Contract C000029831 | Class C | ||
| Class/Contract C000029832 | Class Z | ||
| CIK 0000773757 | acquiring | ||
| Series S000012070 | Columbia Mid Cap Growth Fund | ||
| CIK 0001097519 | target | ||
| Series S000010798 | Columbia Marsico Mid Cap Growth Fund | ||
| Class/Contract C000029878 | Class A | ||
| Class/Contract C000029879 | Class B | ||
| Class/Contract C000029880 | Class C | ||
| Class/Contract C000029881 | Class Z | ||
| CIK 0000773757 | acquiring | ||
| Series S000012100 | Columbia Core Bond Fund | ||
| CIK 0001097519 | target | ||
| Series S000010776 | Columbia Intermediate Core Bond Fund | ||
| Class/Contract C000029784 | Class A | ||
| Class/Contract C000029785 | Class B | ||
| Class/Contract C000029786 | Class C | ||
| Class/Contract C000029787 | Class Z | ||
IRS No.: 363376651 | State of Incorp.: MA | Fiscal Year End: 0630
Type: 425
SIC: 0000
IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 0331
Type: 425 | Act: 34 | File No.: 811-09645 | Film No.: 06776679