497 1 d405855d497.htm COLUMBIA ACORN TRUST Columbia Acorn Trust

The interactive data file included as an exhibit to this filing relates to the supplement to the prospectuses for Columbia Acorn Select filed pursuant to Rule 497(e) under the Securities Act of 1933, as amended, on August 28, 2012 (Accession No. 0001193125-12-371303), which is incorporated herein by reference.