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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. 0001193125-24-114294
Filing Date
2024-04-25
Accepted
2024-04-25 17:10:57
Documents
7
Effectiveness Date
2024-04-25

Document Format Files

Seq Description Document Type Size
1 COLUMBIA ACORN TRUST - THERMOSTAT FUND d799558d497k.htm 497K 233192
2 GRAPHIC g607054acorn_cticyanc.gif GRAPHIC 2353
3 GRAPHIC g607054acorns_sized.gif GRAPHIC 2110915
4 GRAPHIC g607054bg_655.jpg GRAPHIC 10372
5 GRAPHIC g607054coltnlogospot.gif GRAPHIC 13508
6 GRAPHIC g607054cyanblocks.gif GRAPHIC 23249
7 GRAPHIC g607054imgca13f5fd1.gif GRAPHIC 7262
  Complete submission text file 0001193125-24-114294.txt   3221578

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0000002110      
Series S000009189   Columbia Thermostat Fund
Class/Contract C000024974   Columbia Thermostat Fund Class A CTFAX
Class/Contract C000024976   Columbia Thermostat Fund Class C CTFDX
Class/Contract C000024977   Columbia Thermostat Fund Institutional Class COTZX
Class/Contract C000122749   Columbia Thermostat Fund Advisor Class CTORX
Class/Contract C000122750   Columbia Thermostat Fund Institutional 2 Class CQTRX
Class/Contract C000122751   Columbia Thermostat Fund Institutional 3 Class CYYYX
Class/Contract C000251062   Columbia Thermostat Class S
Mailing Address 71 S. WACKER DRIVE, SUITE 2500 CHICAGO IL 60606
Business Address 71 S. WACKER DRIVE, SUITE 2500 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.: 24877425