0001193125-12-467603.txt : 20121113 0001193125-12-467603.hdr.sgml : 20121112 20121113165059 ACCESSION NUMBER: 0001193125-12-467603 CONFORMED SUBMISSION TYPE: 497J PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20121113 DATE AS OF CHANGE: 20121113 EFFECTIVENESS DATE: 20121113 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: 121199442 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 S000009184 Columbia Acorn Fund C000122735 Columbia Acorn Fund Class R4 CEARX C000122736 Columbia Acorn Fund Class R5 CRBRX C000122737 Columbia Acorn Fund Class Y CRBYX 0000002110 S000009185 Columbia Acorn International C000122738 Columbia Acorn International Class R4 CCIRX C000122739 Columbia Acorn International Class Y CCYIX 0000002110 S000009186 Columbia Acorn USA C000122740 Columbia Acorn USA Class R4 CUSAX C000122741 Columbia Acorn USA Class R5 CYSRX C000122742 Columbia Acorn USA Class Y CUSYX 0000002110 S000009187 Columbia Acorn Select C000122743 Columbia Acorn Select Class R4 CSSRX C000122744 Columbia Acorn Select Class R5 CSLRX C000122745 Columbia Acorn Select Class Y CSLYX 0000002110 S000009188 Columbia Acorn International Select C000122746 Columbia Acorn International Select Class R5 CRIRX C000122747 Columbia Acorn International Select Class Y CSIRX C000122748 Columbia Acorn International Select Class R4 CILRX 0000002110 S000009189 Columbia Thermostat Fund C000122749 Columbia Thermostat Fund Class R4 CTORX C000122750 Columbia Thermostat Fund Class R5 CQTRX C000122751 Columbia Thermostat Fund Class Y CYYYX 0000002110 S000033621 Columbia Acorn European Fund C000122752 Columbia Acorn European Fund Class R5 CAEEX 0000002110 S000033622 Columbia Acorn Emerging Markets Fund C000122753 Columbia Acorn Emerging Markets Fund Class R4 CAERX C000122754 Columbia Acorn Emerging Markets Fund Class R5 CANRX 497J 1 d423499d497j.htm COLUMBIA ACORN TRUST Columbia Acorn Trust

COLUMBIA ACORN TRUST

227 W. MONROE STREET, SUITE 3000

CHICAGO, IL 60602

November 13, 2012

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 (the “Securities Act”), Columbia Acorn Trust (the “Trust”) certifies that:

 

  a. the forms of prospectuses and statement of additional information dated November 8, 2012 for the series of the Trust that would have been filed under paragraph (c) of Rule 497 under the Securities Act 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 November 7, 2012.

 

Very truly yours,
COLUMBIA ACORN TRUST
By:  

/s/ Bruce H. Lauer

  Bruce H. Lauer, Vice President, Secretary and Treasurer