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Form N-CSR - Certified Shareholder Report:
SEC Accession No. 0001193125-18-068638
Filing Date
2018-03-02
Accepted
2018-03-02 13:37:17
Documents
28
Period of Report
2017-12-31
Effectiveness Date
2018-03-02

Document Format Files

Seq Description Document Type Size
1 COLUMBIA ACORN TRUST d497726dncsr.htm N-CSR 6114016
2 CODE OF ETHICS d497726dex99codeeth.htm EX-99.CODE ETH 52848
3 SECTION 302 CERTIFICATION d497726dex99cert.htm EX-99.CERT 17597
4 SECTION 906 CERTIFICATION d497726dex99906cert.htm EX-99.906CERT 4929
5 GRAPHIC g497726img07612cf73.jpg GRAPHIC 15815
6 GRAPHIC g497726img07a0d51d15.jpg GRAPHIC 31653
7 GRAPHIC g497726img080ef24b22.jpg GRAPHIC 5380
8 GRAPHIC g497726img14e77a9113.jpg GRAPHIC 5276
9 GRAPHIC g497726img19a1e8c24.jpg GRAPHIC 6972
10 GRAPHIC g497726img22ae80da1.jpg GRAPHIC 7901
11 GRAPHIC g497726img25b95c445.jpg GRAPHIC 31111
12 GRAPHIC g497726img35d545127.jpg GRAPHIC 5265
13 GRAPHIC g497726img41c16c3b14.jpg GRAPHIC 6970
14 GRAPHIC g497726img625da43d6.jpg GRAPHIC 5272
15 GRAPHIC g497726img6b65cf1512.jpg GRAPHIC 30848
16 GRAPHIC g497726img7082331724.jpg GRAPHIC 27891
17 GRAPHIC g497726img76d4fc0c21.jpg GRAPHIC 28890
18 GRAPHIC g497726img90a213b818.jpg GRAPHIC 5196
19 GRAPHIC g497726imgaeb205fc10.jpg GRAPHIC 5061
20 GRAPHIC g497726imgb510fe082.jpg GRAPHIC 8765
21 GRAPHIC g497726imgbbb3f5bb16.jpg GRAPHIC 5294
22 GRAPHIC g497726imgbc0d70b89.jpg GRAPHIC 5053
23 GRAPHIC g497726imgbe5a22cf23.jpg GRAPHIC 5276
24 GRAPHIC g497726imgcb972bd817.jpg GRAPHIC 32874
25 GRAPHIC g497726imgd159136819.jpg GRAPHIC 5390
26 GRAPHIC g497726imgd45b357111.jpg GRAPHIC 6880
27 GRAPHIC g497726imgeb1a82cd20.jpg GRAPHIC 34095
28 GRAPHIC g497726imgfc6d32908.jpg GRAPHIC 33017
  Complete submission text file 0001193125-18-068638.txt   6691939

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009184   Columbia Acorn Fund
Class/Contract C000024954   Columbia Acorn Fund Class A LACAX
Class/Contract C000024956   Columbia Acorn Fund Class C LIACX
Class/Contract C000024957   Columbia Acorn Fund Institutional Class ACRNX
Class/Contract C000122735   Columbia Acorn Fund Advisor Class CEARX
Class/Contract C000122736   Columbia Acorn Fund Institutional 2 Class CRBRX
Class/Contract C000122737   Columbia Acorn Fund Institutional 3 Class CRBYX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009185   Columbia Acorn International
Class/Contract C000024958   Columbia Acorn International Class A LAIAX
Class/Contract C000024960   Columbia Acorn International Class C LAICX
Class/Contract C000024961   Columbia Acorn International Institutional Class ACINX
Class/Contract C000097732   Columbia Acorn International Class R CACRX
Class/Contract C000097733   Columbia Acorn International Institutional 2 Class CAIRX
Class/Contract C000122738   Columbia Acorn International Advisor Class CCIRX
Class/Contract C000122739   Columbia Acorn International Institutional 3 Class CCYIX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009186   Columbia Acorn USA
Class/Contract C000024962   Columbia Acorn USA Class A LAUAX
Class/Contract C000024964   Columbia Acorn USA Class C LAUCX
Class/Contract C000024965   Columbia Acorn USA Institutional Class AUSAX
Class/Contract C000122740   Columbia Acorn USA Advisor Class CUSAX
Class/Contract C000122741   Columbia Acorn USA Institutional 2 Class CYSRX
Class/Contract C000122742   Columbia Acorn USA Institutional 3 Class CUSYX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009187   Columbia Acorn Select
Class/Contract C000024966   Columbia Acorn Select Class A LTFAX
Class/Contract C000024968   Columbia Acorn Select Class C LTFCX
Class/Contract C000024969   Columbia Acorn Select Institutional Class ACTWX
Class/Contract C000122743   Columbia Acorn Select Advisor Class CSSRX
Class/Contract C000122744   Columbia Acorn Select Institutional 2 Class CSLRX
Class/Contract C000122745   Columbia Acorn Select Institutional 3 Class CSLYX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009188   Columbia Acorn International Select
Class/Contract C000024970   Columbia Acorn International Select Class A LAFAX
Class/Contract C000024972   Columbia Acorn International Select Class C LFFCX
Class/Contract C000024973   Columbia Acorn International Select Institutional Class ACFFX
Class/Contract C000122746   Columbia Acorn International Select Institutional 2 Class CRIRX
Class/Contract C000122747   Columbia Acorn International Select Institutional 3 Class CSIRX
Class/Contract C000122748   Columbia Acorn International Select Advisor Class CILRX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009189   Columbia Thermostat Fund
Class/Contract C000024974   Columbia Thermostat Fund Class A CTFAX
Class/Contract C000024976   Columbia Thermostat Fund Class C CTFDX
Class/Contract C000024977   Columbia Thermostat Fund Institutional Class COTZX
Class/Contract C000122749   Columbia Thermostat Fund Advisor Class CTORX
Class/Contract C000122750   Columbia Thermostat Fund Institutional 2 Class CQTRX
Class/Contract C000122751   Columbia Thermostat Fund Institutional 3 Class CYYYX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000033621   Columbia Acorn European Fund
Class/Contract C000103324   Columbia Acorn European Fund Class A CAEAX
Class/Contract C000103325   Columbia Acorn European Fund Class C CAECX
Class/Contract C000103327   Columbia Acorn European Fund Institutional Class CAEZX
Class/Contract C000122752   Columbia Acorn European Fund Institutional 2 Class CAEEX
Class/Contract C000144049   Columbia Acorn European Fund Advisor Class CLOFX
Class/Contract C000171393   Columbia Acorn European Fund Institutional 3 Class CAEYX
  Status Name Ticker Symbol
CIK 0000002110      
Series S000033622   Columbia Acorn Emerging Markets Fund
Class/Contract C000103328   Columbia Acorn Emerging Markets Fund Class A CAGAX
Class/Contract C000103329   Columbia Acorn Emerging Markets Fund Class C CGMCX
Class/Contract C000103331   Columbia Acorn Emerging Markets Fund Institutional Class CEFZX
Class/Contract C000122753   Columbia Acorn Emerging Markets Fund Advisor Class CAERX
Class/Contract C000122754   Columbia Acorn Emerging Markets Fund Institutional 2 Class CANRX
Class/Contract C000128887   Columbia Acorn Emerging Markets Fund Institutional 3 Class CPHRX
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: N-CSR | Act: 40 | File No.: 811-01829 | Film No.: 18661020