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Form N-CSRS - Certified Shareholder Report, Semi-Annual:
SEC Accession No. 0000898430-24-000510
Filing Date
2024-09-05
Accepted
2024-09-05 09:36:48
Documents
67
Period of Report
2024-06-30
Effectiveness Date
2024-09-05

Document Format Files

Seq Description Document Type Size
1 N-CSRS 8dcc918f3cda48b.htm   iXBRL N-CSRS 6953643
2 302_CERTFICATION 302_Certfication.htm EX-99.CERT 17835
3 906_CERTIFICATION 906_Certification.htm EX-99.906 CERT 7564
8 GRAPHIC chartimages_3295694.jpg GRAPHIC 45440
9 GRAPHIC chartimages_3295712.jpg GRAPHIC 45440
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51 GRAPHIC chartimages_3295874.jpg GRAPHIC 65585
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56 GRAPHIC chartimages_3295907.jpg GRAPHIC 72375
  Complete submission text file 0000898430-24-000510.txt   18456766

Data Files

Seq Description Document Type Size
4 EX-101.SCH ck0000002110-20240630.xsd EX-101.SCH 20104
5 EX-101.DEF ck0000002110-20240630_def.xml EX-101.DEF 33113
6 EX-101.LAB ck0000002110-20240630_lab.xml EX-101.LAB 61081
7 EX-101.PRE ck0000002110-20240630_pre.xml EX-101.PRE 50718
70 EXTRACTED XBRL INSTANCE DOCUMENT 8dcc918f3cda48b_htm.xml XML 1291687

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 C000024961   Columbia Acorn International Institutional Class ACINX
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 S000009188   Columbia Acorn International Select
Class/Contract C000024970   Columbia Acorn International Select Class A LAFAX
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 C000103327   Columbia Acorn European Fund Institutional Class CAEZX
Class/Contract C000144049   Columbia Acorn European Fund Advisor Class CLOFX
Mailing Address 71 S. WACKER DRIVE, SUITE 2500 CHICAGO IL 60606
Business Address 71 S. WACKER DRIVE, SUITE 2500 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-CSRS | Act: 40 | File No.: 811-01829 | Film No.: 241280174