0001193125-15-402453.txt : 20151214 0001193125-15-402453.hdr.sgml : 20151214 20151214153834 ACCESSION NUMBER: 0001193125-15-402453 CONFORMED SUBMISSION TYPE: 497K PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20151214 DATE AS OF CHANGE: 20151214 EFFECTIVENESS DATE: 20151214 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: 497K SEC ACT: 1933 Act SEC FILE NUMBER: 002-34223 FILM NUMBER: 151285895 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 C000024954 Columbia Acorn Fund Class A LACAX C000024955 Columbia Acorn Fund Class B LACBX C000024956 Columbia Acorn Fund Class C LIACX C000024957 Columbia Acorn Fund Class Z ACRNX C000094632 Columbia Acorn Fund Class I CANIX C000122735 Columbia Acorn Fund Class R4 CEARX C000122736 Columbia Acorn Fund Class R5 CRBRX C000122737 Columbia Acorn Fund Class Y CRBYX 497K 1 d84083d497k.htm COLUMBIA ACORN TRUST Columbia Acorn Trust

Supplement dated December 14, 2015

to the Prospectus, Summary Prospectus and Statement of Additional Information (“SAI”)

dated May 1, 2015, each as supplemented, for the following Fund:

COLUMBIA ACORN TRUST

Columbia Acorn® Fund

Effective January 1, 2016, the Prospectus, Summary Prospectus and SAI for Columbia Acorn Fund are supplemented to reflect that:

 

  •   Columbia Wanger Asset Management, LLC (“CWAM”), the investment adviser to the Fund, has appointed Matthew Litfin, CFA, as a co-portfolio manager of the Fund. Mr. Litfin will also serve as the Director of Domestic Research and as an analyst at CWAM. Mr. Litfin has been associated with CWAM as an investment professional since 2015. He began his investment career in 1997. Prior to joining CWAM, Mr. Litfin served as an analyst and portfolio manager for funds that invested in small- and mid-cap companies. He earned a B.S. from the University of Tennessee and an M.B.A. from Harvard University.

 

  •   P. Zachary Egan, CFA, and Fritz Kaegi, CFA, will continue to serve as co-portfolio managers of the Fund. David L. Frank, CFA, will no longer serve as a co-portfolio manager of the Fund.

Shareholders should retain this Supplement for future reference.

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