EDGAR Filing Documents for 0001193125-11-266720

Form 485BPOS - Post-effective amendment [Rule 485(b)]:

SEC Accession No. 0001193125-11-266720

Filing Date

2011-10-07

Accepted

2011-10-07 15:09:12

Documents

Effectiveness Date

2011-10-07

Document Format Files

Seq	Description	Document	Type	Size
1	COLUMBIA ACORN TRUST	d223014d485bpos.htm	485BPOS	58890
2	AGREEMENT AND PLAN OF REORGANIZATION	d223014dex994.htm	EX-99.(4)	132285
3	OPINION OF COUNSEL REGARDING CERTAIN TAX MATTERS	d223014dex9912.htm	EX-99.(12)	15626
4	FEE WAIVER AGREEMENT	d223014dex9913d.htm	EX-99.(13)(D)	6855
	Complete submission text file	0001193125-11-266720.txt		216017

Series and Classes/Contracts Information:

Existing
	Status	Name	Ticker Symbol
CIK 0000002110
Series S000009185		Columbia Acorn International
Class/Contract C000024958		Columbia Acorn International Class A	LAIAX
Class/Contract C000024959		Columbia Acorn International Class B	LIABX
Class/Contract C000024960		Columbia Acorn International Class C	LAICX
Class/Contract C000094633		Columbia Acorn International Class I	CARIX
Class/Contract C000097732		Columbia Acorn International Class R	CACRX
Class/Contract C000097733		Columbia Acorn International Class R5

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)