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Form 497K - Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K):
SEC Accession No. 0001193125-18-143032
Filing Date
2018-04-30
Accepted
2018-04-30 16:03:03
Documents
7
Effectiveness Date
2018-04-30

Document Format Files

Seq Description Document Type Size
1 COLUMBIA ACORN TRUST d440150d497k.htm 497K 141100
2 GRAPHIC g607003acorn_cticyanc.gif GRAPHIC 312
3 GRAPHIC g607003acorns_sized.gif GRAPHIC 64026
4 GRAPHIC g607003bg_600.jpg GRAPHIC 10576
5 GRAPHIC g607003coltnlogospot.gif GRAPHIC 1563
6 GRAPHIC g607003cyanblocks.gif GRAPHIC 3039
7 GRAPHIC g607003img6093d2e31.gif GRAPHIC 481
  Complete submission text file 0001193125-18-143032.txt   254332

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
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: 497K | Act: 33 | File No.: 002-34223 | Film No.: 18789595