EDGAR Filing Documents for 0001193125-17-230096

Form 497 - Definitive materials:

SEC Accession No. 0001193125-17-230096

Filing Date

2017-07-18

Accepted

2017-07-18 13:29:13

Documents

Effectiveness Date

2017-07-18

Document Format Files

Seq	Description	Document	Type	Size
1	COLUMBIA ACORN TRUST	d260744d497.htm	497	680
	Complete submission text file	0001193125-17-230096.txt		904625

Data Files

Seq	Description	Document	Type	Size
2	XBRL INSTANCE DOCUMENT	cat-20170707.xml	EX-101.INS	186745
3	XBRL TAXONOMY EXTENSION SCHEMA	cat-20170707.xsd	EX-101.SCH	6234
4	XBRL TAXONOMY EXTENSION CALCULATION LINKBASE	cat-20170707_cal.xml	EX-101.CAL	4845
5	XBRL TAXONOMY EXTENSION DEFINITION LINKBASE	cat-20170707_def.xml	EX-101.DEF	86964
6	XBRL TAXONOMY EXTENSION LABEL LINKBASE	cat-20170707_lab.xml	EX-101.LAB	133569
7	XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE	cat-20170707_pre.xml	EX-101.PRE	77913

Series and Classes/Contracts Information:

Existing
	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 Class Z	CAEZX
Class/Contract C000122752		Columbia Acorn European Fund Class R5	CAEEX
Class/Contract C000144049		Columbia Acorn European Fund Class R4	CLOFX
Class/Contract C000171393		Columbia Acorn European Fund Class Y	CAEYX
	Status	Name	Ticker Symbol
CIK 0000002110
Series S000033622		Columbia Acorn Emerging Markets Fund
Class/Contract C000103328		Columbia Acorn Emerging Markets Fund Class A	CAGAX
Class/Contract C000103329		Columbia Acorn Emerging Markets Fund Class C	CGMCX
Class/Contract C000103331		Columbia Acorn Emerging Markets Fund Class Z	CEFZX
Class/Contract C000122753		Columbia Acorn Emerging Markets Fund Class R4	CAERX
Class/Contract C000122754		Columbia Acorn Emerging Markets Fund Class R5	CANRX
Class/Contract C000128887		Columbia Acorn Emerging Markets Fund Class Y	CPHRX

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)