0000950123-24-002274.txt : 20240214
0000950123-24-002274.hdr.sgml : 20240214
20240214105334
ACCESSION NUMBER: 0000950123-24-002274
CONFORMED SUBMISSION TYPE: 13F-NT
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20231231
FILED AS OF DATE: 20240214
DATE AS OF CHANGE: 20240214
EFFECTIVENESS DATE: 20240214
FILER:
COMPANY DATA:
COMPANY CONFORMED NAME: COLUMBIA WANGER ASSET MANAGEMENT LLC
CENTRAL INDEX KEY: 0000908733
ORGANIZATION NAME:
IRS NUMBER: 043519872
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 13F-NT
SEC ACT: 1934 Act
SEC FILE NUMBER: 028-03639
FILM NUMBER: 24633984
BUSINESS ADDRESS:
STREET 1: 71 S WACKER
STREET 2: SUITE 2500
CITY: CHICAGO
STATE: IL
ZIP: 60606
BUSINESS PHONE: 312-634-9200
MAIL ADDRESS:
STREET 1: 71 S WACKER
STREET 2: SUITE 2500
CITY: CHICAGO
STATE: IL
ZIP: 60606
FORMER COMPANY:
FORMER CONFORMED NAME: COLUMBIA WANGER ASSET MANAGEMENT LP
DATE OF NAME CHANGE: 20040427
FORMER COMPANY:
FORMER CONFORMED NAME: LIBERTY WANGER ASSET MANAGEMENT LP
DATE OF NAME CHANGE: 20010220
FORMER COMPANY:
FORMER CONFORMED NAME: WANGER ASSET MANAGEMENT LP
DATE OF NAME CHANGE: 19990108
13F-NT
1
primary_doc.xml
X0202
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0000908733
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12-31-2023
12-31-2023
false
Columbia Wanger Asset Management LLC
71 S Wacker
Suite 2500
Chicago
IL
60606
13F NOTICE
028-03639
000111168
801-41391
028-00139
Ameriprise Financial, Inc
028-10477
000108257
801-25943
Columbia Management Investment Advisers, LLC
028-10458
Ameriprise Trust Co
028-00140
Ameriprise Certificate Co
028-00143
RiverSource Life Insurance Co
028-10460
RiverSource Life Insurance Co of New York
028-10644
Threadneedle Asset Management Holdings LTD
028-14918
000006363
801-28543
Ameriprise Financial Services, LLC
028-03639
000111168
801-41391
Columbia Wanger Asset Management, LLC.
028-18942
Ameriprise Bank, FSB
028-17429
000105646
801-34270
Pyrford International Ltd
028-10846
Columbia Threadneedle Management Ltd
028-10849
Thames River Capital LLP
028-12261
000160460
801-74649
Columbia Threadneedle (EM) Investments Ltd
N
Michael G. Clarke
Chief Financial Officer and Assistant Treasurer
617-385-9594
Michael G. Clarke
Boston
MA
02-14-2024