Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012096 | Columbia Corporate Income Fund | ||
| Class/Contract C000032979 | Columbia Corporate Income Fund Class A | LIIAX | |
| Class/Contract C000032981 | Columbia Corporate Income Fund Class C | CIOCX | |
| Class/Contract C000032982 | Columbia Corporate Income Fund Institutional Class | SRINX | |
| Class/Contract C000122677 | Columbia Corporate Income Fund Institutional 3 Class | CRIYX | |
| Class/Contract C000122678 | Columbia Corporate Income Fund Advisor Class | CIFRX | |
| Class/Contract C000122679 | Columbia Corporate Income Fund Institutional 2 Class | CPIRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012097 | Columbia Total Return Bond Fund | ||
| Class/Contract C000032983 | Columbia Total Return Bond Fund Class A | LIBAX | |
| Class/Contract C000032985 | Columbia Total Return Bond Fund Class C | LIBCX | |
| Class/Contract C000032986 | Columbia Total Return Bond Fund Class R | CIBRX | |
| Class/Contract C000032987 | Columbia Total Return Bond Fund Institutional Class | SRBFX | |
| Class/Contract C000121793 | Columbia Total Return Bond Fund Advisor Class | CBNRX | |
| Class/Contract C000121794 | Columbia Total Return Bond Fund Institutional 2 Class | CTBRX | |
| Class/Contract C000122680 | Columbia Total Return Bond Fund Institutional 3 Class | CTBYX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012098 | Columbia U.S. Treasury Index Fund | ||
| Class/Contract C000032988 | Columbia U.S. Treasury Index Fund Class A | LUTAX | |
| Class/Contract C000032990 | Columbia U.S. Treasury Index Fund Class C | LUTCX | |
| Class/Contract C000032991 | Columbia U.S. Treasury Index Fund Institutional Class | IUTIX | |
| Class/Contract C000122681 | Columbia U.S. Treasury Index Fund Institutional 2 Class | CUTRX | |
| Class/Contract C000174616 | Columbia U.S. Treasury Index Fund Institutional 3 Class | CUTYX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012102 | Columbia Small Cap Value Fund I | ||
| Class/Contract C000033005 | Columbia Small Cap Value Fund I Class A | CSMIX | |
| Class/Contract C000033007 | Columbia Small Cap Value Fund I Class C | CSSCX | |
| Class/Contract C000033008 | Columbia Small Cap Value Fund I Institutional Class | CSCZX | |
| Class/Contract C000078991 | Columbia Small Cap Value Fund I Institutional 3 Class | CSVYX | |
| Class/Contract C000094701 | Columbia Small Cap Value Fund I Class R | CSVRX | |
| Class/Contract C000122682 | Columbia Small Cap Value Fund I Advisor Class | CVVRX | |
| Class/Contract C000122683 | Columbia Small Cap Value Fund I Institutional 2 Class | CUURX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000021579 | Columbia Bond Fund | ||
| Class/Contract C000061833 | Columbia Bond Fund Class A | CNDAX | |
| Class/Contract C000061834 | Columbia Bond Fund Class C | CNDCX | |
| Class/Contract C000061835 | Columbia Bond Fund Institutional Class | UMMGX | |
| Class/Contract C000078993 | Columbia Bond Fund Institutional 3 Class | CBFYX | |
| Class/Contract C000094716 | Columbia Bond Fund Class V | CNDTX | |
| Class/Contract C000109452 | Columbia Bond Fund Class R | CBFRX | |
| Class/Contract C000122693 | Columbia Bond Fund Advisor Class | CNDRX | |
| Class/Contract C000122694 | Columbia Bond Fund Institutional 2 Class | CNFRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000055250 | Multi-Manager Directional Alternative Strategies Fund | ||
| Class/Contract C000179758 | Multi-Manager Directional Alternative Strategies Fund Institutional Class | CDAZX | |
IRS No.: 363376651 | State of Incorp.: MA | Fiscal Year End: 0630
Type: N-CSRS | Act: 40 | File No.: 811-04367 | Film No.: 221496698
