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Filing Detail
Form 485BPOS - Post-effective amendment [Rule 485(b)]
SEC Accession No. 0001193125-12-487501
Filing Date
2012-11-30
Accepted
2012-11-30 15:55:09
Documents
7
Filing Date Changed
2012-11-30
Effectiveness Date
2012-11-30

Document Format Files

Seq Description Document Type Size
1 COLUMBIA ACORN TRUST d423525d485bpos.htm 485BPOS 38159
  Complete submission text file 0001193125-12-487501.txt   7384260

Data Files

Seq Description Document Type Size
2 XBRL INSTANCE DOCUMENT cik0000002110-2012110801.xml EX-101.INS 509165
3 XBRL TAXONOMY EXTENSION SCHEMA cik0000002110-2012110801.xsd EX-101.SCH 29286
4 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE cik0000002110-2012110801_cal.xml EX-101.CAL 37290
5 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE cik0000002110-2012110801_def.xml EX-101.DEF 27564
6 XBRL TAXONOMY EXTENSION LABEL LINKBASE cik0000002110-2012110801_lab.xml EX-101.LAB 185778
7 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE cik0000002110-2012110801_pre.xml EX-101.PRE 446223

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009184   Columbia Acorn Fund
Class/Contract C000122735   Columbia Acorn Fund Class R4 CEARX
Class/Contract C000122736   Columbia Acorn Fund Class R5 CRBRX
Class/Contract C000122737   Columbia Acorn Fund Class Y CRBYX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009185   Columbia Acorn International
Class/Contract C000122738   Columbia Acorn International Class R4 CCIRX
Class/Contract C000122739   Columbia Acorn International Class Y CCYIX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009186   Columbia Acorn USA
Class/Contract C000122740   Columbia Acorn USA Class R4 CUSAX
Class/Contract C000122741   Columbia Acorn USA Class R5 CYSRX
Class/Contract C000122742   Columbia Acorn USA Class Y CUSYX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009187   Columbia Acorn Select
Class/Contract C000122743   Columbia Acorn Select Class R4 CSSRX
Class/Contract C000122744   Columbia Acorn Select Class R5 CSLRX
Class/Contract C000122745   Columbia Acorn Select Class Y CSLYX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009188   Columbia Acorn International Select
Class/Contract C000122746   Columbia Acorn International Select Class R5 CRIRX
Class/Contract C000122747   Columbia Acorn International Select Class Y CSIRX
Class/Contract C000122748   Columbia Acorn International Select Class R4 CILRX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009189   Columbia Thermostat Fund
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
  Status Name Ticker Symbol
CIK 0000002110      
Series S000033621   Columbia Acorn European Fund
Class/Contract C000122752   Columbia Acorn European Fund Class R5 CAEEX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000033622   Columbia Acorn Emerging Markets Fund
Class/Contract C000122753   Columbia Acorn Emerging Markets Fund Class R4 CAERX
Class/Contract C000122754   Columbia Acorn Emerging Markets Fund Class R5 CANRX
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: 485BPOS | Act: 33 | File No.: 002-34223 | Film No.: 121234691

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: 485BPOS | Act: 40 | File No.: 811-01829 | Film No.: 121234692