0001193125-20-242857.txt : 20200910 0001193125-20-242857.hdr.sgml : 20200910 20200910120359 ACCESSION NUMBER: 0001193125-20-242857 CONFORMED SUBMISSION TYPE: 497 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20200910 DATE AS OF CHANGE: 20200910 EFFECTIVENESS DATE: 20200910 FILER: COMPANY DATA: COMPANY CONFORMED NAME: COLUMBIA ACORN TRUST CENTRAL INDEX KEY: 0000002110 IRS NUMBER: 362692100 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 497 SEC ACT: 1933 Act SEC FILE NUMBER: 002-34223 FILM NUMBER: 201168153 BUSINESS ADDRESS: STREET 1: 71 S. WACKER DRIVE, SUITE 2500 CITY: CHICAGO STATE: IL ZIP: 60606 BUSINESS PHONE: 3126349200 MAIL ADDRESS: STREET 1: 71 S. WACKER DRIVE, SUITE 2500 CITY: CHICAGO STATE: IL ZIP: 60606 FORMER COMPANY: FORMER CONFORMED NAME: LIBERTY ACORN TRUST DATE OF NAME CHANGE: 20010424 FORMER COMPANY: FORMER CONFORMED NAME: ACORN INVESTMENT TRUST DATE OF NAME CHANGE: 19940204 FORMER COMPANY: FORMER CONFORMED NAME: ACORN FUND INC DATE OF NAME CHANGE: 19920703 0000002110 S000009188 Columbia Acorn International Select C000024970 Columbia Acorn International Select Class A LAFAX C000024972 Columbia Acorn International Select Class C LFFCX C000024973 Columbia Acorn International Select Institutional Class ACFFX C000122746 Columbia Acorn International Select Institutional 2 Class CRIRX C000122747 Columbia Acorn International Select Institutional 3 Class CSIRX C000122748 Columbia Acorn International Select Advisor Class CILRX 0000002110 S000033621 Columbia Acorn European Fund C000103324 Columbia Acorn European Fund Class A CAEAX C000103325 Columbia Acorn European Fund Class C CAECX C000103327 Columbia Acorn European Fund Institutional Class CAEZX C000122752 Columbia Acorn European Fund Institutional 2 Class CAEEX C000144049 Columbia Acorn European Fund Advisor Class CLOFX C000171393 Columbia Acorn European Fund Institutional 3 Class CAEYX 497 1 d940150d497.htm COLUMBIA ACORN TRUST Columbia Acorn Trust
Supplement dated September 10, 2020
to the Statement of Additional Information (the “SAI”), dated May 1, 2020, as supplemented, for the following funds:
Fund
Columbia Acorn Trust
 Columbia Acorn European FundSM
 Columbia Acorn International SelectSM
Effective immediately, the SAI is hereby supplemented to reflect that, as of July 31, 2020, the ownership of Stephen Kusmierczak, Co-President of Columbia Acorn Trust (the “Trust”), Co-Portfolio Manager of Columbia Acorn International Select and Portfolio Manager of Columbia Acorn European Fund, in the Trust's series is as follows: 
Portfolio Manager Fund Dollar Range of Equity Securities
in the Fund Beneficially Owned
Stephen Kusmierczak Columbia Acorn Fund $500,001 - $1,000,000
  Columbia Acorn International over $1 million
  Columbia Acorn European Fund over $1 million
  Columbia Thermostat Fund $1 - $10,000
  Columbia Acorn International Select over $1 million
The rest of the section remains the same.
Shareholders should retain this Supplement for future reference.
SUP900_00_018_(09/20)