0001145549-21-028954.txt : 20210525 0001145549-21-028954.hdr.sgml : 20210525 20210525085815 ACCESSION NUMBER: 0001145549-21-028954 CONFORMED SUBMISSION TYPE: NPORT-P PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210331 FILED AS OF DATE: 20210525 PERIOD START: 20211231 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: 21958123 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 2021-12-31 2021-03-31 N 4854402690.220000000000 18458875.460000000000 4835943814.760000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 N ACADIA PHARMACEUTICALS INC 529900O3044NO0PEA039 004225108 1293490.000000000000 NS USD 33372042.000000000000 0.6900833276 Long EC CORP US N 1 N N N ACCELERON PHARMA INC 529900TQRID2UY164805 00434H108 385693.000000000000 NS USD 52303827.730000000000 1.0815640076 Long EC CORP US N 1 N N N Amedisys Inc 5299001RBS9GK9STN379 023436108 232300.000000000000 NS USD 61510717.000000000000 1.2719485452 Long EC CORP US N 1 N N N Anaplan Inc N/A 03272L108 732950.000000000000 NS USD 39469357.500000000000 0.8161665853 Long EC CORP US N 1 N N N ANIKA THERAPEUTICS INC 529900R9LS3Z0O6QH455 035255108 648943.000000000000 NS USD 26470384.970000000000 0.5473675043 Long EC CORP US N 1 N N N ARCUS BIOSCIENCES INC N/A 03969F109 1072015.000000000000 NS USD 30102181.200000000000 0.6224675545 Long EC CORP US N 1 N N N Ares Management Corp 529900JUV61FH7B8VW38 03990B101 1010290.000000000000 NS USD 56606548.700000000000 1.1705377661 Long EC CORP US N 1 N N N ARGENX SE 7245009C5FZE6G9ODQ71 04016X101 114951.000000000000 NS USD 31656355.890000000000 0.6546055352 Long EC CORP NL N 1 N N N Atkore International Group Inc 52990002TI38AM4RPV48 047649108 973982.000000000000 NS USD 70029305.800000000000 1.4481000707 Long EC CORP US N 1 N N N AVERY DENNISON CORP 549300PW7VPFCYKLIV37 053611109 192696.000000000000 NS USD 35388620.400000000000 0.7317831173 Long EC CORP US N 1 N N N AVIENT CORP SM8L9RZYIB34LNTWO040 05368V106 958000.000000000000 NS USD 45284660.000000000000 0.9364182409 Long EC CORP US N 1 N N N BJS WHOLESALE CLUB INC 549300UCIWH1C93V0J03 05550J101 824000.000000000000 NS USD 36964640.000000000000 0.7643728177 Long EC CORP US N 1 N N N Beyond Meat Inc 549300XQ946NCE51DR09 08862E109 252000.000000000000 NS USD 32790240.000000000000 0.6780525427 Long EC CORP US N 1 N N BIOMARIN PHARMACEUTICAL INC. NSLL8ITTRR0J5HEMR848 09061G101 468700.000000000000 NS USD 35391537.000000000000 0.7318434282 Long EC CORP US N 1 N N N TECHNE CORP 54930073RLKQ51TILZ35 09073M104 132002.000000000000 NS USD 50415523.860000000000 1.0425167411 Long EC CORP US N 1 N N N BLACKLINE INC 529900P9N7PK9LV5EK56 09239B109 426525.000000000000 NS USD 46235310.000000000000 0.9560762443 Long EC CORP US N 1 N N N CDW CORP 9845001B052ABF0B6755 12514G108 433122.000000000000 NS USD 71789971.500000000000 1.4845079730 Long EC CORP US N 1 N N N CADENCE DESIGN SYST INC GCT7RXJOGLXPV0NXZY22 127387108 331775.000000000000 NS USD 45449857.250000000000 0.9398342700 Long EC CORP US N 1 N N N Calix Inc 5299002RQRZ4SXSCSJ58 13100M509 922854.000000000000 NS USD 31986119.640000000000 0.6614245505 Long EC CORP US N 1 N N N CEDAR FAIR LP 549300TUVLNQQ6BVKH61 150185106 623000.000000000000 NS USD 30950640.000000000000 0.6400123985 Long EC CORP US N 1 N N N CELANESE CORP 549300FHJQTDPPN41627 150870103 356000.000000000000 NS USD 53332360.000000000000 1.1028324985 Long EC CORP US N 1 N N N Chegg Inc 549300AKX7O8JG0O3G77 163092109 459443.000000000000 NS USD 39355887.380000000000 0.8138201949 Long EC CORP US N 1 N N N CHEMED CORP 54930020031IDJT2IM79 16359R103 92296.000000000000 NS USD 42439546.720000000000 0.8775856037 Long EC CORP US N 1 N N N CHURCHILL DOWNS INC 529900FODTBQC8MIS994 171484108 227000.000000000000 NS USD 51624340.000000000000 1.0675132296 Long EC CORP US N 1 N N N Colliers International Group Inc D3O8K13PHLEXXD1DT480 194693107 336817.000000000000 NS USD 33088902.080000000000 0.6842284226 Long EC CORP CA N 1 N N N COLUMBIA SHORT TERM CASH FUND N/A 19766H239 89832261.183100000000 NS USD 89823277.960000000000 1.8574094613 Long STIV CORP US N 1 N N N CONTEXTLOGIC INC 549300YZDCRQ367LIE74 21077C107 1973000.000000000000 NS USD 31173400.000000000000 0.6446187382 Long EC CORP US N 1 N N DIGITALOCEAN HOLDINGS INC N/A 25402D102 617000.000000000000 NS USD 25994210.000000000000 0.5375209265 Long EC CORP US N 1 N N N DOLBY LABS 549300X04FB2QPCJ5J24 25659T107 637000.000000000000 NS USD 62884640.000000000000 1.3003591938 Long EC CORP US N 1 N N N DRAFTKINGS INC 5493008P45UYYL683Z97 26142R104 812500.000000000000 NS USD 49830625.000000000000 1.0304219178 Long EC CORP US N 1 N N N EARGO INC N/A 270087109 630706.000000000000 NS USD 31503764.700000000000 0.6514501803 Long EC CORP US N 1 N N N Endava PLC 213800JJ6CRPCWCQVZ25 29260V105 688725.000000000000 NS USD 58328120.250000000000 1.2061372606 Long EC CORP GB N 1 N N N ENCOMPASS HEALTH CORP 549300FVRPM9DRQZRG64 29261A100 840663.000000000000 NS USD 68850299.700000000000 1.4237200087 Long EC CORP US N 1 N N N EPAM Systems Inc 549300XCR4R530HJP604 29414B104 133437.000000000000 NS USD 52933123.530000000000 1.0945768925 Long EC CORP US N 1 N N N EPLUS, INC. 529900FFY8AAFJ21NE91 294268107 574772.000000000000 NS USD 57270282.080000000000 1.1842627680 Long EC CORP US N 1 N N N Etsy Inc 54930089Q7XT501AEA40 29786A106 331650.000000000000 NS USD 66883855.500000000000 1.3830569184 Long EC CORP US N 1 N N N EXACT SCIENCES CORP 549300VM3X1FYD4N9Z14 30063P105 341400.000000000000 NS USD 44989692.000000000000 0.9303187490 Long EC CORP US N 1 N N N EXPONENT INC. 529900NY3F5Q2NWPUZ42 30214U102 396300.000000000000 NS USD 38619435.000000000000 0.7985914742 Long EC CORP US N 1 N N N FATE THERAPEUTICS INC 549300L14Q4UHOODLA90 31189P102 368000.000000000000 NS USD 30341600.000000000000 0.6274183730 Long EC CORP US N 1 N N N FirstService Corp 5493000XUDIV75BCF118 33767E202 132500.000000000000 NS USD 19635175.000000000000 0.4060257057 Long EC CORP CA N 1 N N N Five Below Inc 529900AAXP5Z6BGI7418 33829M101 278000.000000000000 NS USD 53039620.000000000000 1.0967790783 Long EC CORP US N 1 N N N Floor & Decor Holdings Inc 549300M5FR3N688XGQ36 339750101 518000.000000000000 NS USD 49458640.000000000000 1.0227298309 Long EC CORP US N 1 N N N GCM Grosvenor Inc N/A 36831E108 2226000.000000000000 NS USD 26489400.000000000000 0.5477607064 Long EC CORP US N 1 N N N GENERAC HOLDINGS INC 529900S2H2AHJHSFFI84 368736104 241350.000000000000 NS USD 79030057.500000000000 1.6342219953 Long EC CORP US N 1 N N N GLOBUS MEDICAL INC 5299003M2P4CIK0RF205 379577208 760100.000000000000 NS USD 46875367.000000000000 0.9693116545 Long EC CORP US N 1 N N N GoDaddy Inc N/A 380237107 892997.000000000000 NS USD 69314427.140000000000 1.4333174618 Long EC CORP US N 1 N N N HAEMONETICS CORP 549300ZEL6TXZS6F5F95 405024100 526750.000000000000 NS USD 58474517.500000000000 1.2091645342 Long EC CORP US N 1 N N N Hamilton Lane Inc 5493006OKN3V1NORM833 407497106 864000.000000000000 NS USD 76515840.000000000000 1.5822317821 Long EC CORP US N 1 N N N Jack Henry & Associates Inc 529900X1QS8C54W0JB21 426281101 253575.000000000000 NS USD 38472399.000000000000 0.7955509922 Long EC CORP US N 1 N N N Houlihan Lokey Inc 549300S3CNGTQ1QZVY46 441593100 521000.000000000000 NS USD 34651710.000000000000 0.7165449254 Long EC CORP US N 1 N N N HubSpot Inc 529900BLNVEW0MVKJB37 443573100 157700.000000000000 NS USD 71628917.000000000000 1.4811776097 Long EC CORP US N 1 N N N ICF Intnl 5493003KYFDDC5B3WY64 44925C103 441000.000000000000 NS USD 38543400.000000000000 0.7970191854 Long EC CORP US N 1 N N N ITT Inc 549300KDSERHTJOXUS80 45073V108 440311.000000000000 NS USD 40028673.010000000000 0.8277323837 Long EC CORP US N 1 N N N IDEX CORP 549300U5Y5EL6PHYLF13 45167R104 133500.000000000000 NS USD 27944220.000000000000 0.5778441824 Long EC CORP US N 1 N N N ImmunoGen Inc 54930084U0R1OP766Y02 45253H101 3461492.000000000000 NS USD 28038085.200000000000 0.5797851727 Long EC CORP US N 1 N N N Insmed Inc 529900Q55QAG41CCAC11 457669307 1675370.000000000000 NS USD 57063102.200000000000 1.1799786016 Long EC CORP US N 1 N N N J2 Global Inc 5493008OJYGLHD7MXA18 48123V102 440700.000000000000 NS USD 52822302.000000000000 1.0922852709 Long EC CORP US N 1 N N N KURA ONCOLOGY INC 5493005QORQTZCZYOP39 50127T109 1711127.000000000000 NS USD 48373560.290000000000 1.0002920245 Long EC CORP US N 1 N N N LAKELAND FINL CORP N/A 511656100 603621.000000000000 NS USD 41764536.990000000000 0.8636274239 Long EC CORP US N 1 N N N MANHATTAN ASSOC INC 529900Q1GJP7KD52SW51 562750109 374660.000000000000 NS USD 43977590.800000000000 0.9093900278 Long EC CORP US N 1 N N N Masimo Corp 549300Q4A8JK0PIYCU29 574795100 246100.000000000000 NS USD 56519326.000000000000 1.1687341327 Long EC CORP US N 1 N N N Medallia Inc 5493009P6W6C5BK60J60 584021109 1030894.000000000000 NS USD 28751633.660000000000 0.5945402751 Long EC CORP US N 1 N N N MIRATI THERAPEUTICS INC 529900GYRW59IDQV6N54 60468T105 187230.000000000000 NS USD 32072499.000000000000 0.6632107450 Long EC CORP US N 1 N N N MongoDB Inc 549300TPTG69WKWE1Z37 60937P106 224975.000000000000 NS USD 60165064.250000000000 1.2441224827 Long EC CORP US N 1 N N N NVR INC 529900RWXR4JI3JYTV70 62944T105 12000.000000000000 NS USD 56531160.000000000000 1.1689788419 Long EC CORP US N 1 N N N Natera Inc N/A 632307104 667000.000000000000 NS USD 67727180.000000000000 1.4004955929 Long EC CORP US N 1 N N N NEKTAR THERAPEUTICS 5299005I24806IOIYE03 640268108 1313000.000000000000 NS USD 26260000.000000000000 0.5430170615 Long EC CORP US N 1 N N N Old Dominion Freight Line Inc 5299009TWK32WE417T96 679580100 156310.000000000000 NS USD 37578487.100000000000 0.7770662468 Long EC CORP US N 1 N N N OLO INC N/A 68134L109 746050.000000000000 NS USD 19688259.500000000000 0.4071234128 Long EC CORP US N 1 N N N ON24 Inc N/A 68339B104 713900.000000000000 NS USD 34631289.000000000000 0.7161226500 Long EC CORP US N 1 N N Pacific Biosciences of California Inc N/A 69404D108 1316600.000000000000 NS USD 43855946.000000000000 0.9068745974 Long EC CORP US N 1 N N N PENUMBRA INC 549300RGE06P3ECANU72 70975L107 153628.000000000000 NS USD 41568664.240000000000 0.8595770719 Long EC CORP US N 1 N N N Planet Fitness Inc 549300LLE5HUPF6H8G33 72703H101 958817.000000000000 NS USD 74116554.100000000000 1.5326181804 Long EC CORP US N 1 N N N Plug Power Inc 549300JPDKRSJ8JSM954 72919P202 1723000.000000000000 NS USD 61752320.000000000000 1.2769445297 Long EC CORP US N 1 N N N Poshmark Inc N/A 73739W104 433960.000000000000 NS USD 17618776.000000000000 0.3643296257 Long EC CORP US N 1 N N SPX CORP P761FCI0CPOG24I8JE10 784635104 1233872.000000000000 NS USD 71897721.440000000000 1.4867360787 Long EC CORP US N 1 N N N SVB FINANCIAL GROUP 549300D2KJ20JMXE7542 78486Q101 50000.000000000000 NS USD 24683000.000000000000 0.5104070880 Long EC CORP US N 1 N N N Skyline Champion Corp N/A 830830105 559105.000000000000 NS USD 25305092.300000000000 0.5232710153 Long EC CORP US N 1 N N N SolarEdge Technologies Inc 5493000K6Y58XXPDF853 83417M104 198519.000000000000 NS USD 57062301.360000000000 1.1799620414 Long EC CORP US N 1 N N N Sprout Social Inc N/A 85209W109 996070.000000000000 NS USD 57533003.200000000000 1.1896954432 Long EC CORP US N 1 N N N TAKE-TWO INTERACTIVE SOFTWARE INC. BOMSTHHJK882EWYX3334 874054109 211000.000000000000 NS USD 37283700.000000000000 0.7709704957 Long EC CORP US N 1 N N N 10X GENOMICS INC 5493003Z6741WNLG7H43 88025U109 325453.000000000000 NS USD 58906993.000000000000 1.2181074730 Long EC CORP US N 1 N N N TERADYNE INC C3X4YJ278QNZHRJULN75 880770102 688086.000000000000 NS USD 83726304.480000000000 1.7313332761 Long EC CORP US N 1 N N N Tractor Supply Co 549300OJ9VZHZRO6I137 892356106 132773.000000000000 NS USD 23511442.840000000000 0.4861810588 Long EC CORP US N 1 N N N UniFirst Corp/MA 5493003XBTNWBC8UK019 904708104 84000.000000000000 NS USD 18791640.000000000000 0.3885826784 Long EC CORP US N 1 N N N Upstart Holdings Inc N/A 91680M107 315803.000000000000 NS USD 40694374.580000000000 0.8414980847 Long EC CORP US N 1 N N VERISIGN INC LMPL4N8ZOJRMF0KOF759 92343E102 133000.000000000000 NS USD 26435080.000000000000 0.5466374510 Long EC CORP US N 1 N N N VISTEON CORP 549300MOVLYHRW4GGW78 92839U206 652503.000000000000 NS USD 79572740.850000000000 1.6454438657 Long EC CORP US N 1 N N N Vroom Inc N/A 92918V109 750207.000000000000 NS USD 29250570.930000000000 0.6048575428 Long EC CORP US N 1 N N N Voyager Digital Ltd 89450014YCEFUBAZJM38 92919V108 1208848.000000000000 NS USD 31260809.280000000000 0.6464262299 Long EC CORP CA N 2 N N N WD-40 CO 549300UZHTN0CNKBOB19 929236107 92659.000000000000 NS USD 28370332.620000000000 0.5866555466 Long EC CORP US N 1 N N N Watsco Inc 549300F1Y3LN5BX5WN75 942622200 185652.000000000000 NS USD 48408759.000000000000 1.0010198806 Long EC CORP US N 1 N N N Williams-Sonoma Inc 549300IARG6YWVTZ1I92 969904101 230000.000000000000 NS USD 41216000.000000000000 0.8522845091 Long EC CORP US N 1 N N N WINGSTOP INC 549300SSH3F8HPIM3Q47 974155103 482304.000000000000 NS USD 61334599.680000000000 1.2683067056 Long EC CORP US N 1 N N N Zendesk Inc 549300SLI6BN94BKKO36 98936J101 504800.000000000000 NS USD 66946576.000000000000 1.3843538834 Long EC CORP US N 1 N N N Zscaler Inc 529900MZ0RTK1BWRNF46 98980G102 268451.000000000000 NS USD 46084983.170000000000 0.9529677129 Long EC CORP US N 1 N N N Zynga Inc 549300XNQ0U2EL088Z74 98986T108 8276599.000000000000 NS USD 84504075.790000000000 1.7474164098 Long EC CORP US N 1 N N N Mimecast Ltd 254900ELSYFSTT9X2740 G14838109 1013786.000000000000 NS USD 40764335.060000000000 0.8429447616 Long EC CORP JE N 1 N N N HORIZON THERAPEUTICS PLC 529900P0GSQ79OOZEV53 G46188101 886589.000000000000 NS USD 81601651.560000000000 1.6873986689 Long EC CORP IE N 1 N N N KINIKSA PHARMACEUTICALS LTD N/A G5269C101 978717.000000000000 NS USD 18116051.670000000000 0.3746125341 Long EC CORP BM N 1 N N N CRISPR THERAPEUTICS AG 506700O6IRRIQLT3W370 H17182108 340199.000000000000 NS USD 41453248.150000000000 0.8571904418 Long EC CORP CH N 1 N N N CyberArk Software Ltd 529900YEXNDM894PWS93 M2682V108 201788.000000000000 NS USD 26099259.920000000000 0.5396931999 Long EC CORP IL N 1 N N N JFROG LTD N/A M6191J100 654694.000000000000 NS USD 29048772.780000000000 0.6006846625 Long EC CORP IL N 1 N N N WIX.COM LTD 5493008P6N29Q1AG9464 M98068105 160950.000000000000 NS USD 44940459.000000000000 0.9293006851 Long EC CORP IL N 1 N N N Elastic NV N/A N14506104 509675.000000000000 NS USD 56675860.000000000000 1.1719710189 Long EC CORP NL N 1 N N N DREYFUS GOVERNMENT CASH MANAGE N/A 262006208 44632730.000000000000 NS USD 44632730.000000000000 0.9229373150 Long STIV CORP US N 1 N N 2021-04-22 Columbia Acorn Trust Martha Skinner Martha Skinner Assistant Treasurer