EDGAR Filing Documents for 0001193125-15-402443

Form 497 - Definitive materials:

SEC Accession No. 0001193125-15-402443

Filing Date

2015-12-14

Accepted

2015-12-14 15:35:05

Documents

Effectiveness Date

2015-12-14

Document Format Files

Seq	Description	Document	Type	Size
1	COLUMBIA ACORN TRUST	d82315d497.htm	497	8196
3	GRAPHIC	g823151.jpg	GRAPHIC	9652
4	GRAPHIC	g823152.jpg	GRAPHIC	969
	Complete submission text file	0001193125-15-402443.txt		28438

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 C000024955		Columbia Acorn Fund Class B	LACBX
Class/Contract C000024956		Columbia Acorn Fund Class C	LIACX
Class/Contract C000024957		Columbia Acorn Fund Class Z	ACRNX
Class/Contract C000094632		Columbia Acorn Fund Class I	CANIX
Class/Contract C000122735		Columbia Acorn Fund Class R4	CEARX
Class/Contract C000122736		Columbia Acorn Fund Class R5	CRBRX
Class/Contract C000122737		Columbia Acorn Fund Class Y	CRBYX
	Status	Name	Ticker Symbol
CIK 0000002110
Series S000009186		Columbia Acorn USA
Class/Contract C000024962		Columbia Acorn USA Class A	LAUAX
Class/Contract C000024963		Columbia Acorn USA Class B	LAUBX
Class/Contract C000024964		Columbia Acorn USA Class C	LAUCX
Class/Contract C000024965		Columbia Acorn USA Class Z	AUSAX
Class/Contract C000094634		Columbia Acorn USA Class I	CAUIX
Class/Contract C000122740		Columbia Acorn USA Class R4	CUSAX
Class/Contract C000122741		Columbia Acorn USA Class R5	CYSRX
Class/Contract C000122742		Columbia Acorn USA Class Y	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 C000024971		Columbia Acorn International Select Class B	LFFBX
Class/Contract C000024972		Columbia Acorn International Select Class C	LFFCX
Class/Contract C000024973		Columbia Acorn International Select Class Z	ACFFX
Class/Contract C000094636		Columbia Acorn International Select Class I	CRSIX
Class/Contract C000122746		Columbia Acorn International Select Class R5	CRIRX
Class/Contract C000122747		Columbia Acorn International Select Class Y	CSIRX
Class/Contract C000122748		Columbia Acorn International Select Class R4	CILRX

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)