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Form N-CSR - Certified Shareholder Report:
SEC Accession No. 0001683863-24-001070
Filing Date
2024-03-01
Accepted
2024-03-01 10:38:55
Documents
23
Period of Report
2023-12-31
Effectiveness Date
2024-03-01

Document Format Files

Seq Description Document Type Size
1 COLUMBIA ACORN TRUST f37727d1.htm N-CSR 6646278
2 CODE OF ETHICS f37727d2.htm EX-99.CODE ETH 58645
3 SECTION 302 CERTIFICATION f37727d3.htm EX-99.CERT 15569
4 SECTION 906 CERTIFICATION f37727d4.htm EX-99.906 CERT 8439
5 GRAPHIC img1a133ecd6.jpg GRAPHIC 54056
6 GRAPHIC img39aa90e15.jpg GRAPHIC 347323
7 GRAPHIC img7b7aac421.jpg GRAPHIC 54051
8 GRAPHIC img9a0e9e122.jpg GRAPHIC 53027
9 GRAPHIC imga3e4e89b7.jpg GRAPHIC 393149
10 GRAPHIC imgb053c5eb3.jpg GRAPHIC 159213
11 GRAPHIC imgb102c91e4.jpg GRAPHIC 53991
12 GRAPHIC imgc2881f5610.jpg GRAPHIC 410198
13 GRAPHIC imgc5f5325811.jpg GRAPHIC 335839
14 GRAPHIC imgdf041d099.jpg GRAPHIC 382387
15 GRAPHIC imgfef629b28.jpg GRAPHIC 54167
16 GRAPHIC g1fykdhdavrl7y7h2twak.jpg GRAPHIC 49425
17 GRAPHIC g9ghx9vrx3mwd7a6jz1up.jpg GRAPHIC 49425
18 GRAPHIC ga75chk350s37ic8xu6ei.jpg GRAPHIC 49425
19 GRAPHIC gg4nmgp0sbhdqhhrhw32q.jpg GRAPHIC 49425
20 GRAPHIC gjaujfcq0lr0r4nomjdko.jpg GRAPHIC 49425
21 GRAPHIC gltxzunjuh4nhivnuiwkr.jpg GRAPHIC 729
22 GRAPHIC go1gjayzm25zywkb3od2v.jpg GRAPHIC 49425
23 GRAPHIC gutla2rfjbe8hyje5kiwr.jpg GRAPHIC 49425
  Complete submission text file 0001683863-24-001070.txt   10376861

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 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
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-CSR | Act: 40 | File No.: 811-01829 | Film No.: 24707834