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Filing Detail
Form 485BPOS - Post-effective amendment [Rule 485(b)]:
SEC Accession No. 0001193125-10-217386
Filing Date
2010-09-27
Accepted
2010-09-27 15:03:08
Documents
77
Effectiveness Date
2010-09-27

Document Format Files

Seq Description Document Type Size
1 COLUMBIA ACORN TRUST d485bpos.htm 485BPOS 2405477
2 ADMINISTRATIVE SERVICES AGREEMENT dex99d2.htm EX-99.(D)(2) 166056
3 INVESTMENT ADVISORY AGREEMENT dex99d3.htm EX-99.(D)(3) 79978
4 DISTRIBUTION AGREEMENT dex99e1.htm EX-99.(E)(1) 55725
5 TRANSFER, DIVIDEND DISBURSING AND SHAREHOLDERS' SERVICING AGENT AGREEMENT dex99h1.htm EX-99.(H)(1) 91683
6 COMPLIANCE AGREEMENT dex99h2.htm EX-99.(H)(2) 22453
7 OPINION LETTER AND WRITTEN CONSENT OF K & L GATES LLP dex99i.htm EX-99.(I) 5707
8 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM dex99j.htm EX-99.(J) 1690
9 AMENDED AND RESTATED RULE 12B-1 DISTRIBUTION PLAN dex99m1.htm EX-99.(M)(1) 10609
10 AMENDED AND RESTATED RULE 12B-1 PLAN IMPLEMENTING AGREEMENT dex99m2.htm EX-99.(M)(2) 10772
11 AMENDED AND RESTATED PLAN PURSUANT TO RULE 18F-3(D) dex99n1.htm EX-99.(N)(1) 34652
12 CODE OF ETHICS FOR COLUBIA WANGER ASSET MANAGEMENT, LLC, COLUMBIA ACORN TRUST dex99p1.htm EX-99.(P)(1) 249613
13 CODE OF ETHICS FOR NON-MANAGEMENT TRUSTEES dex99p2.htm EX-99.(P)(2) 50533
14 CODE OF ETHICS FOR COLUMBIA MANAGEMENT INVESTMENT DISTRIBUTORS, INC. dex99p3.htm EX-99.(P)(3) 329148
16 GRAPHIC g36023g13n21.jpg GRAPHIC 2385
17 GRAPHIC g91125acorn.jpg GRAPHIC 5977
18 GRAPHIC g91125big_hand.jpg GRAPHIC 767
19 GRAPHIC g91125calcu.jpg GRAPHIC 766
20 GRAPHIC g91125dart.jpg GRAPHIC 778
21 GRAPHIC g91125exclamation.jpg GRAPHIC 829
22 GRAPHIC g91125horse.jpg GRAPHIC 755
23 GRAPHIC g91125lifeline.jpg GRAPHIC 738
24 GRAPHIC g91125logo_001.jpg GRAPHIC 5956
25 GRAPHIC g91125small_hand.jpg GRAPHIC 660
26 GRAPHIC g91125tx_pg1b.jpg GRAPHIC 2376
27 GRAPHIC g91125tx_pg33.jpg GRAPHIC 2268
28 GRAPHIC g91125tx_pg7.jpg GRAPHIC 5985
29 GRAPHIC g92738acorn.jpg GRAPHIC 5977
30 GRAPHIC g92738big_hand.jpg GRAPHIC 767
31 GRAPHIC g92738calcu.jpg GRAPHIC 766
32 GRAPHIC g92738dart.jpg GRAPHIC 778
33 GRAPHIC g92738exclamation.jpg GRAPHIC 829
34 GRAPHIC g92738horse.jpg GRAPHIC 755
35 GRAPHIC g92738lifeline.jpg GRAPHIC 738
36 GRAPHIC g92738logo_001.jpg GRAPHIC 5956
37 GRAPHIC g92738small_hand.jpg GRAPHIC 660
38 GRAPHIC g92738tx_pg1.jpg GRAPHIC 2376
39 GRAPHIC g92738tx_pg33.jpg GRAPHIC 2268
40 GRAPHIC g92738tx_pg7.jpg GRAPHIC 6048
41 GRAPHIC g92945ex99_j.jpg GRAPHIC 6047
42 GRAPHIC g92945g04e30.jpg GRAPHIC 5750
43 GRAPHIC g93733acorn.jpg GRAPHIC 5977
44 GRAPHIC g93733big_hand.jpg GRAPHIC 767
45 GRAPHIC g93733calcu.jpg GRAPHIC 766
46 GRAPHIC g93733dart.jpg GRAPHIC 778
47 GRAPHIC g93733exclamation.jpg GRAPHIC 829
48 GRAPHIC g93733horse.jpg GRAPHIC 755
49 GRAPHIC g93733lifeline.jpg GRAPHIC 738
50 GRAPHIC g93733logo_001.jpg GRAPHIC 5956
51 GRAPHIC g93733small_hand.jpg GRAPHIC 660
52 GRAPHIC g93733tx_pg2b.jpg GRAPHIC 2376
53 GRAPHIC g93733tx_pg33.jpg GRAPHIC 2268
54 GRAPHIC g93733tx_pg7.jpg GRAPHIC 6142
55 GRAPHIC g93847acorn.jpg GRAPHIC 5977
56 GRAPHIC g93847bighand.jpg GRAPHIC 767
57 GRAPHIC g93847calculator.jpg GRAPHIC 766
58 GRAPHIC g93847dart.jpg GRAPHIC 778
59 GRAPHIC g93847exclamation.jpg GRAPHIC 829
60 GRAPHIC g93847horse.jpg GRAPHIC 755
61 GRAPHIC g93847lifeline.jpg GRAPHIC 738
62 GRAPHIC g93847logo_001.jpg GRAPHIC 5956
63 GRAPHIC g93847smallhand.jpg GRAPHIC 660
64 GRAPHIC g93847tx1.jpg GRAPHIC 2376
65 GRAPHIC g93847tx33.jpg GRAPHIC 2268
66 GRAPHIC g93847tx7.jpg GRAPHIC 5764
67 GRAPHIC g94199acorn.jpg GRAPHIC 5977
68 GRAPHIC g94199bighand.jpg GRAPHIC 767
69 GRAPHIC g94199calculator.jpg GRAPHIC 766
70 GRAPHIC g94199dart.jpg GRAPHIC 778
71 GRAPHIC g94199exclamation.jpg GRAPHIC 829
72 GRAPHIC g94199horse.jpg GRAPHIC 755
73 GRAPHIC g94199lifeline.jpg GRAPHIC 738
74 GRAPHIC g94199logo_001.jpg GRAPHIC 5956
75 GRAPHIC g94199smallhand.jpg GRAPHIC 660
76 GRAPHIC g94199tx1.jpg GRAPHIC 2376
77 GRAPHIC g94199tx31.jpg GRAPHIC 2268
78 GRAPHIC g94199tx6.jpg GRAPHIC 6023
  Complete submission text file 0001193125-10-217386.txt   3738758

Series and Classes/Contracts Information:

New
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009184 Columbia Acorn Fund
Class/Contract C000094632 Columbia Acorn Fund Class I
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009185 Columbia Acorn International
Class/Contract C000094633 Columbia Acorn International Class I
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009186 Columbia Acorn USA
Class/Contract C000094634 Columbia Acorn USA Class I
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009187 Columbia Acorn Select
Class/Contract C000094635 Columbia Acorn Select Class I
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009188 Columbia Acorn International Select
Class/Contract C000094636 Columbia Acorn International Select Class I
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: 485BPOS | Act: 40 | File No.: 811-01829 | Film No.: 101090783

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: 485BPOS | Act: 33 | File No.: 002-34223 | Film No.: 101090784