| Columbia Retirement 2005 Portfolio | Class A | BAAAX | — |
| Columbia Retirement 2005 Portfolio | Class C | BAACX | — |
| Columbia Retirement 2005 Portfolio | Class R | BAARX | — |
| Columbia Retirement 2005 Portfolio | Class Z | BAAZX | — |
| Columbia Retirement 2010 Portfolio | Class A | BFBAX | — |
| Columbia Retirement 2010 Portfolio | Class C | BFBCX | — |
| Columbia Retirement 2010 Portfolio | Class R | BFBRX | — |
| Columbia Retirement 2010 Portfolio | Class Z | BFBZX | — |
| Columbia Retirement 2015 Portfolio | Class C | BFCCX | — |
| Columbia Retirement 2015 Portfolio | Class R | BFCRX | — |
| Columbia Retirement 2015 Portfolio | Class Z | BFCZX | — |
| Columbia Retirement 2015 Portfolio | Class A | BFCAX | — |
| Columbia Retirement 2020 Portfolio | Class A | BFDAX | — |
| Columbia Retirement 2020 Portfolio | Class C | BFDCX | — |
| Columbia Retirement 2020 Portfolio | Class R | BFDRX | — |
| Columbia Retirement 2020 Portfolio | Class Z | BFDZX | — |
| Columbia Retirement 2025 Portfolio | Class A | BFEAX | — |
| Columbia Retirement 2025 Portfolio | Class C | BFECX | — |
| Columbia Retirement 2025 Portfolio | Class R | BFERX | — |
| Columbia Retirement 2025 Portfolio | Class Z | BFEZX | — |
| Columbia Retirement 2030 Portfolio | Class A | BFFAX | — |
| Columbia Retirement 2030 Portfolio | Class C | BFFCX | — |
| Columbia Retirement 2030 Portfolio | Class R | BFFRX | — |
| Columbia Retirement 2030 Portfolio | Class Z | BFFZX | — |
| Columbia Retirement 2035 Portfolio | Class A | BTGAX | — |