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Filing Detail
Form 497 - Definitive materials:
SEC Accession No. 0001193125-12-508373
Filing Date
2012-12-19 16:20:04
Effectiveness Date

Document Format Files

Seq Description Document Type Size
1 COLUMBIA ACORN TRUST d455095d497.htm 497 640
  Complete submission text file 0001193125-12-508373.txt   567748

Data Files

Seq Description Document Type Size
2 XBRL INSTANCE DOCUMENT cik0000002110-2012121001.xml EX-101.INS 35645
3 XBRL TAXONOMY EXTENSION SCHEMA cik0000002110-2012121001.xsd EX-101.SCH 3923
4 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE cik0000002110-2012121001_cal.xml EX-101.CAL 5074
5 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE cik0000002110-2012121001_def.xml EX-101.DEF 4216
6 XBRL TAXONOMY EXTENSION LABEL LINKBASE cik0000002110-2012121001_lab.xml EX-101.LAB 150379
7 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE cik0000002110-2012121001_pre.xml EX-101.PRE 32637

Series and Classes/Contracts Information:

  Status Name Ticker Symbol
CIK 0000002110      
Series S000009189   Columbia Thermostat Fund
Class/Contract C000024974   Columbia Thermostat Fund Class A CTFAX
Class/Contract C000024975   Columbia Thermostat Fund Class B CTFBX
Class/Contract C000024976   Columbia Thermostat Fund Class C CTFDX
Class/Contract C000024977   Columbia Thermostat Fund Class Z COTZX
Class/Contract C000122749   Columbia Thermostat Fund Class R4 CTORX
Class/Contract C000122750   Columbia Thermostat Fund Class R5 CQTRX
Class/Contract C000122751   Columbia Thermostat Fund Class Y CYYYX
Mailing Address 227 W MONROE STE 3000 CHICAGO IL 60606
Business Address 227 W MONROE STE 3000 CHICAGO IL 60606 3126349200
COLUMBIA ACORN TRUST (Filer) CIK: 0000002110 (see all company filings)

IRS No.: 362692100 | State of Incorp.: MA | Fiscal Year End: 1231
Type: 497 | Act: 33 | File No.: 002-34223 | Film No.: 121274605