0001683863-22-002371.txt : 20220322 0001683863-22-002371.hdr.sgml : 20220322 20220322155610 ACCESSION NUMBER: 0001683863-22-002371 CONFORMED SUBMISSION TYPE: 24F-2NT PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20211231 FILED AS OF DATE: 20220322 DATE AS OF CHANGE: 20220322 EFFECTIVENESS DATE: 20220322 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: 24F-2NT SEC ACT: 1933 Act SEC FILE NUMBER: 002-34223 FILM NUMBER: 22759416 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 S000009184 Columbia Acorn Fund C000024954 Columbia Acorn Fund Class A LACAX C000024956 Columbia Acorn Fund Class C LIACX C000024957 Columbia Acorn Fund Institutional Class ACRNX C000122735 Columbia Acorn Fund Advisor Class CEARX C000122736 Columbia Acorn Fund Institutional 2 Class CRBRX C000122737 Columbia Acorn Fund Institutional 3 Class CRBYX 0000002110 S000009185 Columbia Acorn International C000024958 Columbia Acorn International Class A LAIAX C000024960 Columbia Acorn International Class C LAICX C000024961 Columbia Acorn International Institutional Class ACINX C000097732 Columbia Acorn International Class R CACRX C000097733 Columbia Acorn International Institutional 2 Class CAIRX C000122738 Columbia Acorn International Advisor Class CCIRX C000122739 Columbia Acorn International Institutional 3 Class CCYIX 0000002110 S000009186 Columbia Acorn USA C000024962 Columbia Acorn USA Class A LAUAX C000024964 Columbia Acorn USA Class C LAUCX C000024965 Columbia Acorn USA Institutional Class AUSAX C000122740 Columbia Acorn USA Advisor Class CUSAX C000122741 Columbia Acorn USA Institutional 2 Class CYSRX C000122742 Columbia Acorn USA Institutional 3 Class CUSYX 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 S000009189 Columbia Thermostat Fund C000024974 Columbia Thermostat Fund Class A CTFAX C000024976 Columbia Thermostat Fund Class C CTFDX C000024977 Columbia Thermostat Fund Institutional Class COTZX C000122749 Columbia Thermostat Fund Advisor Class CTORX C000122750 Columbia Thermostat Fund Institutional 2 Class CQTRX C000122751 Columbia Thermostat Fund Institutional 3 Class CYYYX 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 24F-2NT 1 primary_doc.xml X0101 24F-2NT LIVE 2110 XXXXXXXX false N-1A COLUMBIA ACORN TRUST 227 W Monroe Suite 3000 Chicago IL X1 60606 COLUMBIA ACORN FUND S000009184 Columbia Acorn Fund Class A C000024954 Columbia Acorn Fund Class C C000024956 Columbia Acorn Fund Institutional Class C000024957 Columbia Acorn Fund Advisor Class C000122735 Columbia Acorn Fund Institutional 2 Class C000122736 Columbia Acorn Fund Institutional 3 Class C000122737 COLUMBIA ACORN INTERNATIONAL S000009185 Columbia Acorn International Class A C000024958 Columbia Acorn International Class C C000024960 Columbia Acorn International Institutional Class C000024961 Columbia Acorn International Class R C000097732 Columbia Acorn International Institutional 2 Class C000097733 Columbia Acorn International Advisor Class C000122738 Columbia Acorn International Institutional 3 Class C000122739 COLUMBIA ACORN USA S000009186 Columbia Acorn USA Class A C000024962 Columbia Acorn USA Class C C000024964 Columbia Acorn USA Institutional Class C000024965 Columbia Acorn USA Advisor Class C000122740 Columbia Acorn USA Institutional 2 Class C000122741 Columbia Acorn USA Institutional 3 Class C000122742 COLUMBIA ACORN INTERNATIONAL SELECT S000009188 Columbia Acorn International Select Class A C000024970 Columbia Acorn International Select Class C C000024972 Columbia Acorn International Select Institutional Class C000024973 Columbia Acorn International Select Institutional 2 Class C000122746 Columbia Acorn International Select Institutional 3 Class C000122747 Columbia Acorn International Select Advisor Class C000122748 COLUMBIA THERMOSTAT FUND S000009189 Columbia Thermostat Fund Class A C000024974 Columbia Thermostat Fund Class C C000024976 Columbia Thermostat Fund Institutional Class C000024977 Columbia Thermostat Fund Advisor Class C000122749 Columbia Thermostat Fund Institutional 2 Class C000122750 Columbia Thermostat Fund Institutional 3 Class C000122751 COLUMBIA ACORN EUROPEAN FUND S000033621 Columbia Acorn European Fund Class A C000103324 Columbia Acorn European Fund Class C C000103325 Columbia Acorn European Fund Institutional Class C000103327 Columbia Acorn European Fund Institutional 2 Class C000122752 Columbia Acorn European Fund Advisor Class C000144049 Columbia Acorn European Fund Institutional 3 Class C000171393 811-01829 002-34223 12/31/2021 false false 3205125428.15 2444534259.96 15833740366.45 18278274626.41 0.00 (15073149198.26) 0.0000927 0.00 0 0.00 Martha A. Skinner Martha A. Skinner Assistant Treasurer 03/11/2022