0001145549-23-049635.txt : 20230824
0001145549-23-049635.hdr.sgml : 20230824
20230824105123
ACCESSION NUMBER: 0001145549-23-049635
CONFORMED SUBMISSION TYPE: NPORT-P
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20230630
FILED AS OF DATE: 20230824
DATE AS OF CHANGE: 20230824
PERIOD START: 20231231
FILER:
COMPANY DATA:
COMPANY CONFORMED NAME: COLUMBIA ACORN TRUST
CENTRAL INDEX KEY: 0000002110
IRS NUMBER: 362692100
STATE OF INCORPORATION: MA
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: NPORT-P
SEC ACT: 1940 Act
SEC FILE NUMBER: 811-01829
FILM NUMBER: 231199937
BUSINESS ADDRESS:
STREET 1: 71 S. WACKER DRIVE, SUITE 2500
CITY: CHICAGO
STATE: IL
ZIP: 60606
BUSINESS PHONE: 3126349200
MAIL ADDRESS:
STREET 1: 71 S. WACKER DRIVE, SUITE 2500
CITY: CHICAGO
STATE: IL
ZIP: 60606
FORMER COMPANY:
FORMER CONFORMED NAME: LIBERTY ACORN TRUST
DATE OF NAME CHANGE: 20010424
FORMER COMPANY:
FORMER CONFORMED NAME: ACORN INVESTMENT TRUST
DATE OF NAME CHANGE: 19940204
FORMER COMPANY:
FORMER CONFORMED NAME: ACORN FUND INC
DATE OF NAME CHANGE: 19920703
0000002110
S000009184
Columbia Acorn Fund
C000024954
Columbia Acorn Fund Class A
LACAX
C000024956
Columbia Acorn Fund Class C
LIACX
C000024957
Columbia Acorn Fund Institutional Class
ACRNX
C000122735
Columbia Acorn Fund Advisor Class
CEARX
C000122736
Columbia Acorn Fund Institutional 2 Class
CRBRX
C000122737
Columbia Acorn Fund Institutional 3 Class
CRBYX
NPORT-P
1
primary_doc.xml
NPORT-P
false
0000002110
XXXXXXXX
S000009184
C000122735
C000024954
C000024956
C000024957
C000122736
C000122737
Columbia Acorn Trust
811-01829
0000002110
549300DX0CWIN8VE1908
71 S Wacker Dr.
Suite 2500
Chicago
60606
312-634-9200
Columbia Acorn Fund
S000009184
549300X3KJ5X2R54O387
2023-12-31
2023-06-30
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2842164115.070000000000
0.000000000000
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0.000000000000
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N/A
N/A
ALBEMARLE CORP
HDBLS2Q6GV1LSKQPBS54
Albemarle Corp
012653101
110523.000000000000
NS
USD
24656576.070000000000
0.8675282310
Long
EC
CORP
US
N
1
N
N
N
AMEDISYS INC
5299001RBS9GK9STN379
Amedisys Inc
023436108
328152.000000000000
NS
USD
30006218.880000000000
1.0557525064
Long
EC
CORP
US
N
1
N
N
N
AMETEK INC
549300WZDEF9KKE40E98
AMETEK Inc
031100100
101859.000000000000
NS
USD
16488934.920000000000
0.5801542153
Long
EC
CORP
US
N
1
N
N
N
ANTERO RESOURCES CORP
APVBKPOULHUX7YZLKU17
Antero Resources Corp
03674X106
869005.000000000000
NS
USD
20013185.150000000000
0.7041530446
Long
EC
CORP
US
N
1
N
N
N
ARES MANAGEMENT CORP
529900JUV61FH7B8VW38
Ares Management Corp
03990B101
290199.000000000000
NS
USD
27960673.650000000000
0.9837811090
Long
EC
CORP
US
N
1
N
N
N
ATKORE INC
N/A
Atkore International Group Inc
047649108
286636.000000000000
NS
USD
44698017.840000000000
1.5726754695
Long
EC
CORP
US
N
1
N
N
N
ATLASSIAN CORP
549300V7ZY5P02D2MY38
Atlassian Corp
049468101
220155.000000000000
NS
USD
36944210.550000000000
1.2998619733
Long
EC
CORP
US
N
1
N
N
N
AVERY DENNISON CORP
549300PW7VPFCYKLIV37
Avery Dennison Corp
053611109
249222.000000000000
NS
USD
42816339.600000000000
1.5064696431
Long
EC
CORP
US
N
1
N
N
N
AVIENT CORP
SM8L9RZYIB34LNTWO040
Avient Corp
05368V106
935008.000000000000
NS
USD
38241827.200000000000
1.3455179100
Long
EC
CORP
US
N
1
N
N
N
AXON ENTERPRISE INC
549300QP2IEEGFE16681
Axon Enterprise Inc
05464C101
224310.000000000000
NS
USD
43767367.200000000000
1.5399310324
Long
EC
CORP
US
N
1
N
N
N
BJS WHOLESALE CLUB INC
549300H2XDOGOSR9L398
BJ's Wholesale Club Holdings Inc
05550J101
779880.000000000000
NS
USD
49140238.800000000000
1.7289726001
Long
EC
CORP
US
N
1
N
N
N
BENTLEY SYSTEMS INCORPORATED
549300WVEHPGE0Z56F71
Bentley Systems Inc
08265T208
606769.000000000000
NS
USD
32905082.870000000000
1.1577474607
Long
EC
CORP
US
N
1
N
N
N
TECHNE CORP
54930073RLKQ51TILZ35
Bio-Techne Corp
09073M104
977663.000000000000
NS
USD
79806630.690000000000
2.8079529351
Long
EC
CORP
US
N
1
N
N
N
BOOT BARN HOLDINGS INC
529900QE1BFMYA3N4E71
Boot Barn Holdings Inc
099406100
163994.000000000000
NS
USD
13888651.860000000000
0.4886646688
Long
EC
CORP
US
N
1
N
N
N
BRIGHT HORIZONS FAMILY SOLUTIONS
N/A
Bright Horizons Family Solutions Inc
109194100
774869.000000000000
NS
USD
71636639.050000000000
2.5204962187
Long
EC
CORP
US
N
1
N
N
N
CDW CORP
9845001B052ABF0B6755
CDW Corp/DE
12514G108
158311.000000000000
NS
USD
29050068.500000000000
1.0221108748
Long
EC
CORP
US
N
1
N
N
N
CALIX INC
5299002RQRZ4SXSCSJ58
Calix Inc
13100M509
776124.000000000000
NS
USD
38736348.840000000000
1.3629173852
Long
EC
CORP
US
N
1
N
N
N
CASELLA WASTE SYST INC
8EU0XUFVJ48U37IIDH51
Casella Waste Systems Inc
147448104
425809.000000000000
NS
USD
38514424.050000000000
1.3551090820
Long
EC
CORP
US
N
1
N
N
N
CATALENT INC
N/A
Catalent Inc
148806102
443232.000000000000
NS
USD
19218539.520000000000
0.6761938699
Long
EC
CORP
US
N
1
N
N
N
CHAMPIONX CORP
549300EP2909K6DYYP38
ChampionX Corp
15872M104
190698.000000000000
NS
USD
5919265.920000000000
0.2082661550
Long
EC
CORP
US
N
1
N
N
N
CHEMED CORP
54930020031IDJT2IM79
Chemed Corp
16359R103
61089.000000000000
NS
USD
33090078.630000000000
1.1642564360
Long
EC
CORP
US
N
1
N
N
N
CHURCHILL DOWNS INC
529900FODTBQC8MIS994
Churchill Downs Inc
171484108
484353.000000000000
NS
USD
67407407.010000000000
2.3716929875
Long
EC
CORP
US
N
1
N
N
N
COLLIERS INTERNATIONAL GROUP INC
D3O8K13PHLEXXD1DT480
Colliers International Group Inc
194693107
549818.000000000000
NS
USD
53986629.420000000000
1.8994902206
Long
EC
CORP
CA
N
1
N
N
N
COLUMBIA SHORT TERM CASH FUND
N/A
COLUMBIA SHORT TERM CASH FUND
19766H239
104427883.306100000000
NS
USD
104386112.150000000000
3.6727686342
Long
STIV
CORP
US
N
1
N
N
N
COSTAR GRP INC
N/A
CoStar Group Inc
22160N109
118077.000000000000
NS
USD
10508853.000000000000
0.3697482825
Long
EC
CORP
US
N
1
N
N
N
CURTISS-WRIGHT CORPORATION
TEL51ETZWP7D0ZM4X325
Curtiss-Wright Corp
231561101
248800.000000000000
NS
USD
45694608.000000000000
1.6077399527
Long
EC
CORP
US
N
1
N
N
N
DIAMONDBACK ENERGY INC
549300R22LSX6OHWEN64
Diamondback Energy Inc
25278X109
332378.000000000000
NS
USD
43661174.080000000000
1.5361946852
Long
EC
CORP
US
N
1
N
N
N
DORMAN PRODUCTS INC
N/A
Dorman Products Inc
258278100
306296.000000000000
NS
USD
24145313.680000000000
0.8495397416
Long
EC
CORP
US
N
1
N
N
N
DOUBLEVERIFY HOLDINGS INC
N/A
DoubleVerify Holdings Inc
25862V105
304855.000000000000
NS
USD
11864956.600000000000
0.4174620507
Long
EC
CORP
US
N
1
N
N
N
ENDAVA PLC
213800JJ6CRPCWCQVZ25
Endava PLC
29260V105
300336.000000000000
NS
USD
15554401.440000000000
0.5472731626
Long
EC
CORP
GB
N
1
N
N
N
ETSY INC
54930089Q7XT501AEA40
Etsy Inc
29786A106
188582.000000000000
NS
USD
15955923.020000000000
0.5614004813
Long
EC
CORP
US
N
1
N
N
N
EXACT SCIENCES CORP
549300VM3X1FYD4N9Z14
Exact Sciences Corp
30063P105
592743.000000000000
NS
USD
55658567.700000000000
1.9583164605
Long
EC
CORP
US
N
1
N
N
N
EXPONENT INC.
529900NY3F5Q2NWPUZ42
Exponent Inc
30214U102
243683.000000000000
NS
USD
22740497.560000000000
0.8001120498
Long
EC
CORP
US
N
1
N
N
N
FIRSTSERVICE CORP
5493000XUDIV75BCF118
FirstService Corp
33767E202
95098.000000000000
NS
USD
14653650.820000000000
0.5155807415
Long
EC
CORP
CA
N
1
N
N
N
FIVE BELOW INC
529900AAXP5Z6BGI7418
Five Below Inc
33829M101
254749.000000000000
NS
USD
50068368.460000000000
1.7616283379
Long
EC
CORP
US
N
1
N
N
N
FLOOR & DECOR HOLDINGS INC
549300M5FR3N688XGQ36
Floor & Decor Holdings Inc
339750101
73760.000000000000
NS
USD
7668089.600000000000
0.2697975659
Long
EC
CORP
US
N
1
N
N
N
GCM GROSVENOR INC
N/A
GCM Grosvenor Inc
36831E108
3845236.000000000000
NS
USD
28993079.440000000000
1.0201057457
Long
EC
CORP
US
N
1
N
N
N
GENERAC HOLDINGS INC
529900S2H2AHJHSFFI84
Generac Holdings Inc
368736104
175176.000000000000
NS
USD
26123996.880000000000
0.9191586348
Long
EC
CORP
US
N
1
N
N
N
GLAUKOS CORP
5299004JA1LHE21M6T14
Glaukos Corp
377322102
168928.000000000000
NS
USD
12029362.880000000000
0.4232465964
Long
EC
CORP
US
N
1
N
N
N
HF SINCLAIR CORP
N/A
HF Sinclair Corp
403949100
111005.000000000000
NS
USD
4951933.050000000000
0.1742310736
Long
EC
CORP
US
N
1
N
N
N
HELIX ENERGY SOLUTIONS GROUP INC
416AP2JOUTCWEGSOZW41
Helix Energy Solutions Group Inc
42330P107
694945.000000000000
NS
USD
5128694.100000000000
0.1804503151
Long
EC
CORP
US
N
1
N
N
N
HOULIHAN LOKEY INC
549300S3CNGTQ1QZVY46
Houlihan Lokey Inc
441593100
352831.000000000000
NS
USD
34686815.610000000000
1.2204367589
Long
EC
CORP
US
N
1
N
N
N
HUBSPOT INC
529900BLNVEW0MVKJB37
HubSpot Inc
443573100
73817.000000000000
NS
USD
39277287.530000000000
1.3819500191
Long
EC
CORP
US
N
1
N
N
N
ICF Intnl
5493003KYFDDC5B3WY64
ICF International Inc
44925C103
305843.000000000000
NS
USD
38043810.770000000000
1.3385508095
Long
EC
CORP
US
N
1
N
N
N
INSPIRE MEDICAL SYSTEMS INC
549300XQQCQ7HCJKTW25
Inspire Medical Systems Inc
457730109
118753.000000000000
NS
USD
38551973.920000000000
1.3564302538
Long
EC
CORP
US
N
1
N
N
N
INSULET CORP
549300TZTYD2PYN92D43
Insulet Corp
45784P101
43268.000000000000
NS
USD
12475895.120000000000
0.4389575906
Long
EC
CORP
US
N
1
N
N
N
KBR INC
254900OFQDXZRKRCV808
KBR Inc
48242W106
557921.000000000000
NS
USD
36298340.260000000000
1.2771373781
Long
EC
CORP
US
N
1
N
N
N
LAKELAND FINL CORP
N/A
Lakeland Financial Corp
511656100
274942.000000000000
NS
USD
13340185.840000000000
0.4693671899
Long
EC
CORP
US
N
1
N
N
N
LATTICE SEMICONDUCTOR CORP
549300LRBBPZDQ2II567
Lattice Semiconductor Corp
518415104
352007.000000000000
NS
USD
33817312.490000000000
1.1898437641
Long
EC
CORP
US
N
1
N
N
N
MARAVAI LIFESCIENCES HOLDINGS INC
N/A
Maravai LifeSciences Holdings Inc
56600D107
1398751.000000000000
NS
USD
17386474.930000000000
0.6117336729
Long
EC
CORP
US
N
1
N
N
N
MARVELL TECHNOLOGY INC
N/A
Marvell Technology Inc
573874104
338240.000000000000
NS
USD
20219987.200000000000
0.7114292624
Long
EC
CORP
US
N
1
N
N
N
MIDDLEBY CORP
JDFO86U9VQRBKW5KYA35
Middleby Corp/The
596278101
212211.000000000000
NS
USD
31371152.130000000000
1.1037769411
Long
EC
CORP
US
N
1
N
N
N
MONGODB INC
549300TPTG69WKWE1Z37
MongoDB Inc
60937P106
56474.000000000000
NS
USD
23210249.260000000000
0.8166400081
Long
EC
CORP
US
N
1
N
N
N
MONOLITHIC POWER
529900TB7O85LSZ1XU31
Monolithic Power Systems Inc
609839105
31191.000000000000
NS
USD
16850313.930000000000
0.5928691394
Long
EC
CORP
US
N
1
N
N
N
NATERA INC
N/A
Natera Inc
632307104
981531.000000000000
NS
USD
47761298.460000000000
1.6804553336
Long
EC
CORP
US
N
1
N
N
N
OUTSET MEDICAL INC
N/A
Outset Medical Inc
690145107
1010186.000000000000
NS
USD
22092767.820000000000
0.7773220309
Long
EC
CORP
US
N
1
N
N
N
PAYCOM SOFTWARE INC
254900LSB0HNJUDC6Q18
Paycom Software Inc
70432V102
192558.000000000000
NS
USD
61857331.920000000000
2.1764166113
Long
EC
CORP
US
N
1
N
N
N
PINNACEL FINL PARTNERS INC
54930098EZ8JMSAZGS24
Pinnacle Financial Partners Inc
72346Q104
284221.000000000000
NS
USD
16101119.650000000000
0.5665091458
Long
EC
CORP
US
N
1
N
N
N
PLANET FITNESS INC
549300LLE5HUPF6H8G33
Planet Fitness Inc
72703H101
292244.000000000000
NS
USD
19708935.360000000000
0.6934481811
Long
EC
CORP
US
N
1
N
N
N
SCP POOL CORP
5493005VZK1KMN6CO617
Pool Corp
73278L105
161797.000000000000
NS
USD
60615628.080000000000
2.1327279364
Long
EC
CORP
US
N
1
N
N
N
FORESIGHT ACQUISITION CORP
N/A
P3 Health Partners Inc
744413105
2228791.000000000000
NS
USD
6664085.090000000000
0.2344722127
Long
EC
CORP
US
N
1
N
N
N
REPLIGEN CORP
54930006QJ0T5AUO1E71
Repligen Corp
759916109
381011.000000000000
NS
USD
53897816.060000000000
1.8963653708
Long
EC
CORP
US
N
1
N
N
N
RYAN SPECIALTY HOLDINGS INC
N/A
Ryan Specialty Holdings Inc
78351F107
1243118.000000000000
NS
USD
55803567.020000000000
1.9634181828
Long
EC
CORP
US
N
1
N
N
N
SPX CORP
P761FCI0CPOG24I8JE10
SPX Technologies Inc
78473E103
466402.000000000000
NS
USD
39630177.940000000000
1.3943662764
Long
EC
CORP
US
N
1
N
N
N
SAREPTA THERAPEUTICS INC
549300IKDPIED8J8IG21
Sarepta Therapeutics Inc
803607100
159118.000000000000
NS
USD
18222193.360000000000
0.6411379717
Long
EC
CORP
US
N
1
N
N
N
SIMPSON MFG CO INC
529900EJUNNL15LZ8056
Simpson Manufacturing Co Inc
829073105
175033.000000000000
NS
USD
24242070.500000000000
0.8529440778
Long
EC
CORP
US
N
1
N
N
N
SITEONE LANDSCAPE SUPPLY INC
5299008LX7SBD4HIAU03
SiteOne Landscape Supply Inc
82982L103
245756.000000000000
NS
USD
41129724.160000000000
1.4471269953
Long
EC
CORP
US
N
1
N
N
N
SKYLINE CHAMPION CORP
N/A
Skyline Champion Corp
830830105
720249.000000000000
NS
USD
47140297.050000000000
1.6586057364
Long
EC
CORP
US
N
1
N
N
N
SPROUT SOCIAL INC
N/A
Sprout Social Inc
85209W109
1158764.000000000000
NS
USD
53488546.240000000000
1.8819654346
Long
EC
CORP
US
N
1
N
N
N
SUPER MICRO COMPUTER INC
54930022CZO1N2UGVW07
Super Micro Computer Inc
86800U104
65497.000000000000
NS
USD
16325127.250000000000
0.5743907315
Long
EC
CORP
US
N
1
N
N
N
TAKE-TWO INTERACTIVE SOFTWARE INC.
BOMSTHHJK882EWYX3334
Take-Two Interactive Software Inc
874054109
245137.000000000000
NS
USD
36074360.920000000000
1.2692567867
Long
EC
CORP
US
N
1
N
N
N
TRADE DESK INC
549300GXPD31VT3E0P46
Trade Desk Inc/The
88339J105
302471.000000000000
NS
USD
23356810.620000000000
0.8217966899
Long
EC
CORP
US
N
1
N
N
N
TOPBUILD CORP
5493007YSKHOL4RWII46
TopBuild Corp
89055F103
96298.000000000000
NS
USD
25617193.960000000000
0.9013270495
Long
EC
CORP
US
N
1
N
N
N
VERISIGN INC
LMPL4N8ZOJRMF0KOF759
VeriSign Inc
92343E102
148403.000000000000
NS
USD
33534625.910000000000
1.1798975904
Long
EC
CORP
US
N
1
N
N
N
VULCAN MATERIALS COMPANY
549300Q8LSNHAVWBNI21
Vulcan Materials Co
929160109
113920.000000000000
NS
USD
25682124.800000000000
0.9036116058
Long
EC
CORP
US
N
1
N
N
N
WD-40 CO
549300UZHTN0CNKBOB19
WD-40 Co
929236107
92809.000000000000
NS
USD
17508417.850000000000
0.6160241682
Long
EC
CORP
US
N
1
N
N
N
WEST PHARMACEUTICAL SERV INC
5493007NKRGM1RJQ1P16
West Pharmaceutical Services Inc
955306105
171109.000000000000
NS
USD
65444059.230000000000
2.3026136627
Long
EC
CORP
US
N
1
N
N
N
WESTERN ALLIANCE
5493003VJXZ5JXT9S762
Western Alliance Bancorp
957638109
446923.000000000000
NS
USD
16299281.810000000000
0.5734813737
Long
EC
CORP
US
N
1
N
N
WILLIAMS-SONOMA INC
549300IARG6YWVTZ1I92
Williams-Sonoma Inc
969904101
417450.000000000000
NS
USD
52239693.000000000000
1.8380252120
Long
EC
CORP
US
N
1
N
N
N
WILLSCOT MOBILE MINI HOLDINGS CORP
549300HJ4VIXF476Q166
WillScot Mobile Mini Holdings Corp
971378104
1139853.000000000000
NS
USD
54473574.870000000000
1.9166231317
Long
EC
CORP
US
N
1
N
N
N
WINGSTOP INC
549300SSH3F8HPIM3Q47
Wingstop Inc
974155103
167448.000000000000
NS
USD
33516391.680000000000
1.1792560290
Long
EC
CORP
US
N
1
N
N
N
WOLFSPEED INC
549300OGU88P3AW3TO93
Wolfspeed Inc
977852102
234061.000000000000
NS
USD
13011450.990000000000
0.4578008329
Long
EC
CORP
US
N
1
N
N
N
WORKIVA INC
529900RTOQ8GRWHY1O58
Workiva Inc
98139A105
349156.000000000000
NS
USD
35495198.960000000000
1.2488792879
Long
EC
CORP
US
N
1
N
N
N
XPONENTIAL FITNESS INC
N/A
Xponential Fitness Inc
98422X101
714063.000000000000
NS
USD
12317586.750000000000
0.4333875966
Long
EC
CORP
US
N
1
N
N
N
ZSCALER INC
529900MZ0RTK1BWRNF46
Zscaler Inc
98980G102
289999.000000000000
NS
USD
42426853.700000000000
1.4927657933
Long
EC
CORP
US
N
1
N
N
N
DNA SCRIPT SAS
N/A
DNA SCRIPT
000000000
1139.000000000000
NS
325360.290000000000
0.0114476250
Long
EC
CORP
FR
Y
3
N
N
N
GLOBANT SA
2221008DCMSPYS42DS88
Globant SA
L44385109
116887.000000000000
NS
USD
21006931.640000000000
0.7391174749
Long
EC
CORP
LU
N
1
N
N
N
STEVANATO GROUP SPA
81560033F7E1CD477507
Stevanato Group SpA
T9224W109
369920.000000000000
NS
USD
11978009.600000000000
0.4214397591
Long
EC
CORP
IT
N
1
N
N
N
DREYFUS GOVERNMENT CASH MANAGE
549300F7IDB6WRO7VJ11
Dreyfus Government Cash Management Fund, Institutional Shares
262006208
15100000.000000000000
NS
USD
15100000.000000000000
0.5312852949
Long
STIV
CORP
US
N
1
N
N
2023-07-21
Columbia Acorn Trust
Martha Skinner
Martha Skinner
Assistant Treasurer