Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000010620 | Columbia Tax-Exempt Fund | ||
| Class/Contract C000029373 | Columbia Tax-Exempt Fund Class A | COLTX | |
| Class/Contract C000029374 | Columbia Tax-Exempt Fund Class B | CTEBX | |
| Class/Contract C000029375 | Columbia Tax-Exempt Fund Class C | COLCX | |
| Class/Contract C000029376 | Columbia Tax-Exempt Fund Class Z | CTEZX | |
| Class/Contract C000126464 | Columbia Tax-Exempt Fund Class R4 | CTERX | |
| Class/Contract C000136874 | Columbia Tax-Exempt Fund Class R5 | CADMX | |
| Class/Contract C000177149 | Columbia Tax-Exempt Fund Class Y | CTEYX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012071 | Columbia AMT-Free Oregon Intermediate Muni Bond Fund | ||
| Class/Contract C000032858 | Columbia AMT-Free Oregon Intermediate Muni Bond Fund Class A | COEAX | |
| Class/Contract C000032859 | Columbia AMT-Free Oregon Intermediate Muni Bond Class B | COEBX | |
| Class/Contract C000032860 | Columbia AMT-Free Oregon Intermediate Muni Bond Class C | CORCX | |
| Class/Contract C000032862 | Columbia AMT-Free Oregon Intermediate Muni Bond Fund Class Z | CMBFX | |
| Class/Contract C000122662 | Columbia AMT-Free Oregon Intermediate Muni Bond Fund Class R5 | CODRX | |
| Class/Contract C000126468 | Columbia AMT-Free Oregon Intermediate Muni Bond Fund Class R4 | CORMX | |
| Class/Contract C000177150 | Columbia AMT-Free Oregon Intermediate Muni Bond Class Y | CORYX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012081 | Columbia Large Cap Growth Fund | ||
| Class/Contract C000032910 | Columbia Large Cap Growth Fund Class A | LEGAX | |
| Class/Contract C000032911 | Columbia Large Cap Growth Fund Class B | LEGBX | |
| Class/Contract C000032912 | Columbia Large Cap Growth Fund Class C | LEGCX | |
| Class/Contract C000032914 | Columbia Large Cap Growth Fund Class V | GAEGX | |
| Class/Contract C000032915 | Columbia Large Cap Growth Fund Class Z | GEGTX | |
| Class/Contract C000034322 | Columbia Large Cap Growth Fund Class E | CLGEX | |
| Class/Contract C000034323 | Columbia Large Cap Growth Fund Class F | CLGFX | |
| Class/Contract C000078989 | Columbia Large Cap Growth Fund Class Y | CGFYX | |
| Class/Contract C000094687 | Columbia Large Cap Growth Fund Class I | CLGIX | |
| Class/Contract C000094688 | Columbia Large Cap Growth Fund Class R | CGWRX | |
| Class/Contract C000094689 | Columbia Large Cap Growth Fund Class K | CLRUX | |
| Class/Contract C000094690 | Columbia Large Cap Growth Fund Class R5 | CLWFX | |
| Class/Contract C000094691 | Columbia Large Cap Growth Fund Class T | CLGWX | |
| Class/Contract C000122672 | Columbia Large Cap Growth Fund Class R4 | CCGRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000027194 | CMG Ultra Short Term Bond Fund | ||
| Class/Contract C000082083 | CMG Ultra Short Term Bond Fund | CMGUX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000048610 | Columbia U.S. Social Bond Fund | ||
| Class/Contract C000153243 | Columbia U.S. Social Bond Fund Class A | CONAX | |
| Class/Contract C000153244 | Columbia U.S. Social Bond Fund Class C | CONCX | |
| Class/Contract C000153245 | Columbia U.S. Social Bond Fund Class R4 | CONFX | |
| Class/Contract C000153246 | Columbia U.S. Social Bond Fund Class R5 | COVNX | |
| Class/Contract C000153247 | Columbia U.S. Social Bond Fund Class Z | CONZX | |
| Class/Contract C000177151 | Columbia U.S. Social Bond Fund Class Y | CONYX | |
EIN.: 363376651 | State of Incorp.: MA | Fiscal Year End: 0630
Type: N-CSRS | Act: 40 | File No.: 811-04367 | Film No.: 17745666
