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Filing Detail
Form 485BPOS - Post-effective amendment [Rule 485(b)]:
SEC Accession No. 0001193125-22-126760
Filing Date
2022-04-28
Accepted
2022-04-28 13:03:07
Documents
79
Effectiveness Date
2022-05-01

Document Format Files

Seq Description Document Type Size
1 COLUMBIA ACORN TRUST d148450d485bpos.htm   iXBRL 485BPOS 9204240
2 INVESTMENT ADVISORY FEE REDUCTION AGREEMENT d148450dex99d5.htm EX-99.(D)(5) 10376
3 FEE WAIVER/EXPENSE REIMBURSEMENT AGREEMENT d148450dex99h4.htm EX-99.(H)(4) 9938
4 FEE WAIVER/EXPENSE REIMBURSEMENT AGREEMENT d148450dex99h5.htm EX-99.(H)(5) 9278
5 FEE WAIVER/EXPENSE REIMBURSEMENT AGREEMENT d148450dex99h6.htm EX-99.(H)(6) 9741
6 FEE WAIVER/EXPENSE REIMBURSEMENT AGREEMENT d148450dex99h7.htm EX-99.(H)(7) 9656
7 FEE WAIVER /EXPENSE REIMBURSEMENT AGREEMENT d148450dex99h8.htm EX-99.(H)(8) 9574
8 FEEE WAIVER /EXPENSE REIMBURSEMENT AGREEMENT d148450dex99h10.htm EX-99.(H)(10) 7300
9 TRANSFER AGENT FEE WAIVER AGREEMENT d148450dex99h11.htm EX-99.(H)(11) 7648
10 AMENDED AND RESTATED CREDIT AGREEMENT d148450dex99h16.htm EX-99.(H)(16) 522764
11 OPINION LETTER AND WRITTEN CONSENT OF PERKINS COIE LLP d148450dex99i.htm EX-99.(I) 7229
12 CONSENT OF INDEPENDENT REGISTERED ACCOUNTING FIRM d148450dex99j.htm EX-99.(J) 3043
13 CODE OF ETHICS d148450dex99p1.htm EX-99.(P)(1) 133871
20 GRAPHIC g148423g56x79.jpg GRAPHIC 26425
21 GRAPHIC g148450dsp20.jpg GRAPHIC 9781
22 GRAPHIC g148450dsp5.jpg GRAPHIC 1458
23 GRAPHIC g148450dsp6.jpg GRAPHIC 2790
24 GRAPHIC g148450dsp6a.jpg GRAPHIC 3656
25 GRAPHIC g148450dsp7a.jpg GRAPHIC 968
26 GRAPHIC g148450g1acorn_cticyanc.gif GRAPHIC 312
27 GRAPHIC g148450g1acorns_sized.gif GRAPHIC 64026
28 GRAPHIC g148450g1coltnlogospot.gif GRAPHIC 1563
29 GRAPHIC g148450g1cyanblocks.gif GRAPHIC 3039
30 GRAPHIC g148450g1img1b8ede341.gif GRAPHIC 568
31 GRAPHIC g148450g1img813659342.jpg GRAPHIC 11182
32 GRAPHIC g148450g1logocolor_1.jpg GRAPHIC 8348
33 GRAPHIC g148450g2acorn_cticyanc.gif GRAPHIC 312
34 GRAPHIC g148450g2acorns_sized.gif GRAPHIC 64026
35 GRAPHIC g148450g2coltnlogospot.gif GRAPHIC 1563
36 GRAPHIC g148450g2cyanblocks.gif GRAPHIC 3039
37 GRAPHIC g148450g2imga3e4ebcb1.gif GRAPHIC 568
38 GRAPHIC g148450g2imgb91034102.jpg GRAPHIC 11533
39 GRAPHIC g148450g2logocolor_1.jpg GRAPHIC 8348
40 GRAPHIC g148450g3acorn_cticyanc.gif GRAPHIC 312
41 GRAPHIC g148450g3acorns_sized.gif GRAPHIC 64026
42 GRAPHIC g148450g3coltnlogospot.gif GRAPHIC 1563
43 GRAPHIC g148450g3cyanblocks.gif GRAPHIC 3039
44 GRAPHIC g148450g3img246801d12.jpg GRAPHIC 11375
45 GRAPHIC g148450g3img9a5dc8ce1.gif GRAPHIC 568
46 GRAPHIC g148450g3logocolor_1.jpg GRAPHIC 8348
47 GRAPHIC g148450g4acorn_cticyanc.gif GRAPHIC 312
48 GRAPHIC g148450g4acorns_sized.gif GRAPHIC 64026
49 GRAPHIC g148450g4coltnlogospot.gif GRAPHIC 1563
50 GRAPHIC g148450g4cyanblocks.gif GRAPHIC 3039
51 GRAPHIC g148450g4img5e3474682.jpg GRAPHIC 11311
52 GRAPHIC g148450g4imgf6b1e1331.gif GRAPHIC 568
53 GRAPHIC g148450g4logocolor_1.jpg GRAPHIC 8348
54 GRAPHIC g148450g5acorn_cticyanc.gif GRAPHIC 312
55 GRAPHIC g148450g5acorns_sized.gif GRAPHIC 64026
56 GRAPHIC g148450g5coltnlogospot.gif GRAPHIC 1563
57 GRAPHIC g148450g5cyanblocks.gif GRAPHIC 3039
58 GRAPHIC g148450g5img1129a9e92.jpg GRAPHIC 11672
59 GRAPHIC g148450g5imgdf138cf61.gif GRAPHIC 568
60 GRAPHIC g148450g5logocolor_1.jpg GRAPHIC 8348
61 GRAPHIC g148450g6acorn_cticyanc.gif GRAPHIC 312
62 GRAPHIC g148450g6acorns_sized.gif GRAPHIC 64026
63 GRAPHIC g148450g6coltnlogospot.gif GRAPHIC 1563
64 GRAPHIC g148450g6cyanblocks.gif GRAPHIC 3039
65 GRAPHIC g148450g6img7b6584781.gif GRAPHIC 568
66 GRAPHIC g148450g6imgbc806bf92.jpg GRAPHIC 11468
67 GRAPHIC g148450g6logocolor_1.jpg GRAPHIC 8348
  Complete submission text file 0001193125-22-126760.txt   17608695

Data Files

Seq Description Document Type Size
14 XBRL TAXONOMY EXTENSION SCHEMA cat-20220428.xsd EX-101.SCH 17755
15 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE cat-20220428_cal.xml EX-101.CAL 4717
16 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE cat-20220428_def.xml EX-101.DEF 482296
17 XBRL TAXONOMY EXTENSION LABEL LINKBASE cat-20220428_lab.xml EX-101.LAB 223549
18 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE cat-20220428_pre.xml EX-101.PRE 454250
75 EXTRACTED XBRL INSTANCE DOCUMENT d148450d485bpos_htm.xml XML 858433

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 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: 485BPOS | Act: 40 | File No.: 811-01829 | Film No.: 22864682

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.: 22864681