SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 485BPOS - Post-effective amendment [Rule 485(b)]:
SEC Accession No. 0001193125-24-104368
Filing Date
2024-04-22
Accepted
2024-04-22 13:05:47
Documents
84
Effectiveness Date
2024-05-01

Document Format Files

Seq Description Document Type Size
1 COLUMBIA ACORN TRUST d768064d485bpos.htm   iXBRL 485BPOS 12432255
2 FEE WAIVER/EXPENSE REIMBURSEMENT AGREEMENT d768064dex99h4.htm EX-99.(H)(4) 10711
3 FEE WAIVER/EXPENSE REIMBURSEMENT AGREEMENT d768064dex99h5.htm EX-99.(H)(5) 11294
4 FEE WAIVER/EXPENSE REIMBURSEMENT AGREEMENT d768064dex99h7.htm EX-99.(H)(7) 8668
5 FEE WAIVER/EXPENSE REIMBURSEMENT AGREEMENT d768064dex99h9.htm EX-99.(H)(9) 8396
6 TRANSFER AGENT FEE WAIVER AGREEMENT d768064dex99h10.htm EX-99.(H)(10) 7781
7 AMENDED AND RESTATED CREDIT AGREEMENT d768064dex99h15.htm EX-99.(H)(15) 548662
8 OPINION LETTER AND WRITTEN CONSENT d768064dex99i.htm EX-99.(I) 8196
9 CONSENT OF INDEPENDENT REGISTERED ACCOUNTING FIRM d768064dex99j.htm EX-99.(J) 2820
10 AMENDED AND RESTATED PLAN PURSUANT TO RULE 18F-3(D) d768064dex99n1.htm EX-99.(N)(1) 45385
11 COLUMBIA THREADNEEDLE INVESTMENTS GLOBAL PERSONAL ACCOUNT DEALING CODE OF ETHICS d768064dex99p1.htm EX-99.(P)(1) 130104
12 TRUSTEE POWER OF ATTORNEY d768064dex99q.htm EX-99.(Q) 2775
19 GRAPHIC g768064ct01.jpg GRAPHIC 11888
20 GRAPHIC g768064dsp015.jpg GRAPHIC 4566
21 GRAPHIC g768064g03g01.jpg GRAPHIC 2024
22 GRAPHIC g768064g03g02.jpg GRAPHIC 2049
23 GRAPHIC g768064g03g03.jpg GRAPHIC 8766
24 GRAPHIC g768064g04g04.jpg GRAPHIC 4851
25 GRAPHIC g768064g05g05.jpg GRAPHIC 2374
26 GRAPHIC g768064g1acorn_cticyanc.gif GRAPHIC 2353
27 GRAPHIC g768064g1acorns_sized.gif GRAPHIC 2110915
28 GRAPHIC g768064g1coltnlogospot.gif GRAPHIC 13508
29 GRAPHIC g768064g1cyanblocks.gif GRAPHIC 23249
30 GRAPHIC g768064g1img9e73afcf2.jpg GRAPHIC 10870
31 GRAPHIC g768064g1imga2854b521.gif GRAPHIC 7262
32 GRAPHIC g768064g1logocolor_1.jpg GRAPHIC 8348
33 GRAPHIC g768064g2acorn_cticyanc.gif GRAPHIC 2353
34 GRAPHIC g768064g2acorns_sized.gif GRAPHIC 2110915
35 GRAPHIC g768064g2coltnlogospot.gif GRAPHIC 13508
36 GRAPHIC g768064g2cyanblocks.gif GRAPHIC 23249
37 GRAPHIC g768064g2img14ce52901.gif GRAPHIC 7262
38 GRAPHIC g768064g2img412a47562.jpg GRAPHIC 10559
39 GRAPHIC g768064g2logocolor_1.jpg GRAPHIC 8348
40 GRAPHIC g768064g3acorn_cticyanc.gif GRAPHIC 2353
41 GRAPHIC g768064g3acorns_sized.gif GRAPHIC 2110915
42 GRAPHIC g768064g3coltnlogospot.gif GRAPHIC 13508
43 GRAPHIC g768064g3cyanblocks.gif GRAPHIC 23249
44 GRAPHIC g768064g3img1ed036af1.gif GRAPHIC 7262
45 GRAPHIC g768064g3img6b31aae72.jpg GRAPHIC 10696
46 GRAPHIC g768064g3logocolor_1.jpg GRAPHIC 8348
47 GRAPHIC g768064g4acorn_cticyanc.gif GRAPHIC 2353
48 GRAPHIC g768064g4acorns_sized.gif GRAPHIC 2110915
49 GRAPHIC g768064g4coltnlogospot.gif GRAPHIC 13508
50 GRAPHIC g768064g4cyanblocks.gif GRAPHIC 23249
51 GRAPHIC g768064g4imgab59628b1.gif GRAPHIC 7262
52 GRAPHIC g768064g4imgb9a7a7e12.jpg GRAPHIC 10513
53 GRAPHIC g768064g4logocolor_1.jpg GRAPHIC 8348
54 GRAPHIC g768064g51y80.jpg GRAPHIC 21591
55 GRAPHIC g768064g5coltnlogospot.gif GRAPHIC 13508
56 GRAPHIC g768064g5cyanblocks.gif GRAPHIC 23249
57 GRAPHIC g768064g5img6290e95f2.jpg GRAPHIC 10816
58 GRAPHIC g768064g5imgee2797e21.gif GRAPHIC 7262
59 GRAPHIC g768064g5logocolor_1.jpg GRAPHIC 8348
60 GRAPHIC g768064g6coltnlogospot.gif GRAPHIC 13508
61 GRAPHIC g768064g6cyanblocks.gif GRAPHIC 23249
62 GRAPHIC g768064g6imga335b5c61.gif GRAPHIC 7262
63 GRAPHIC g768064g6logocolor_1.jpg GRAPHIC 8348
64 GRAPHIC g768064g7acorn_cticyanc.gif GRAPHIC 2353
65 GRAPHIC g768064g7acorns_sized.gif GRAPHIC 2110915
66 GRAPHIC g768064g7coltnlogospot.gif GRAPHIC 13508
67 GRAPHIC g768064g7cyanblocks.gif GRAPHIC 23249
68 GRAPHIC g768064g7img897a69261.gif GRAPHIC 7262
69 GRAPHIC g768064g7imgeb93343e2.jpg GRAPHIC 10372
70 GRAPHIC g768064g7logocolor_1.jpg GRAPHIC 8348
71 GRAPHIC g776086g56x79.jpg GRAPHIC 26425
  Complete submission text file 0001193125-24-104368.txt   49261816

Data Files

Seq Description Document Type Size
13 XBRL TAXONOMY EXTENSION SCHEMA cat-20240422.xsd EX-101.SCH 18078
14 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE cat-20240422_cal.xml EX-101.CAL 4717
15 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE cat-20240422_def.xml EX-101.DEF 402055
16 XBRL TAXONOMY EXTENSION LABEL LINKBASE cat-20240422_lab.xml EX-101.LAB 219697
17 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE cat-20240422_pre.xml EX-101.PRE 399682
88 EXTRACTED XBRL INSTANCE DOCUMENT d768064d485bpos_htm.xml XML 678972

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
New
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009184 Columbia Acorn Fund
Class/Contract C000251059 Columbia Acorn Fund Class S
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009185 Columbia Acorn International
Class/Contract C000251060 Columbia Acorn International Class S
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009188 Columbia Acorn International Select
Class/Contract C000251061 Columbia Acorn International Select Class S
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009189 Columbia Thermostat Fund
Class/Contract C000251062 Columbia Thermostat Class S
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: 485BPOS | Act: 40 | File No.: 811-01829 | Film No.: 24860583

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: 485BPOS | Act: 33 | File No.: 002-34223 | Film No.: 24860582