0001193125-11-228421.txt : 20110822 0001193125-11-228421.hdr.sgml : 20110822 20110822143829 ACCESSION NUMBER: 0001193125-11-228421 CONFORMED SUBMISSION TYPE: 497J PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20110822 DATE AS OF CHANGE: 20110822 EFFECTIVENESS DATE: 20110822 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: 497J SEC ACT: 1933 Act SEC FILE NUMBER: 002-34223 FILM NUMBER: 111049582 BUSINESS ADDRESS: STREET 1: 227 W MONROE STE 3000 CITY: CHICAGO STATE: IL ZIP: 60606 BUSINESS PHONE: 3126349200 MAIL ADDRESS: STREET 1: 227 W MONROE STE 3000 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 S000033621 Columbia Acorn European Fund C000103324 Columbia Acorn European Fund Class A CAEAX C000103325 Columbia Acorn European Fund Class C CAECX C000103326 Columbia Acorn European Fund Class I CAFIX C000103327 Columbia Acorn European Fund Class Z CAEZX 0000002110 S000033622 Columbia Acorn Emerging Markets Fund C000103328 Columbia Acorn Emerging Markets Fund Class A CAGAX C000103329 Columbia Acorn Emerging Markets Fund Class C CGMCX C000103330 Columbia Acorn Emerging Markets Fund Class I CATIX C000103331 Columbia Acorn Emerging Markets Fund Class Z CEFZX 497J 1 d497j.htm COLUMBIA ACORN TRUST Columbia Acorn Trust

COLUMBIA ACORN TRUST

227 W. MONROE STREET, SUITE 3000

CHICAGO, IL 60602

August 22, 2011

BY EDGAR

Securities and Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

Ladies and Gentlemen:

Columbia Acorn Trust

1933 Act Registration No. 002-34223

1940 Act Registration No. 811-01829

In accordance with Rule 497(j) of Regulation C under the Securities Act of 1933, Columbia Acorn Trust (the “Trust”) certifies that:

 

  a. the forms of prospectuses for Columbia Acorn European Fund and Columbia Acorn Emerging Markets Fund, each a series of the Trust, that would have been filed under paragraph (c) of Rule 497 would not have differed from those contained in the most recent post-effective amendment to the Trust’s registration statement on Form N-1A; and

 

  b. the text of the most recent post-effective amendment to the Trust’s registration statement was filed with the Commission via EDGAR on August 17, 2011.

 

Very truly yours,

COLUMBIA ACORN TRUST

By:

  

/s/ Bruce H. Lauer

  Bruce H. Lauer, Vice President, Secretary and Treasurer