<SEC-DOCUMENT>0001193125-18-221364-index.html : 20180719
<SEC-HEADER>0001193125-18-221364.hdr.sgml : 20180719
<ACCEPTANCE-DATETIME>20180719142128
ACCESSION NUMBER:		0001193125-18-221364
CONFORMED SUBMISSION TYPE:	485BPOS
PUBLIC DOCUMENT COUNT:		49
FILED AS OF DATE:		20180719
DATE AS OF CHANGE:		20180719
EFFECTIVENESS DATE:		20180719

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COLUMBIA FUNDS SERIES TRUST
		CENTRAL INDEX KEY:			0001097519
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		485BPOS
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-89661
		FILM NUMBER:		18960278

	BUSINESS ADDRESS:	
		STREET 1:		225 FRANKLIN STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		800-345-6611

	MAIL ADDRESS:	
		STREET 1:		225 FRANKLIN STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NATIONS FUNDS TRUST
		DATE OF NAME CHANGE:	19991022

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COLUMBIA FUNDS SERIES TRUST
		CENTRAL INDEX KEY:			0001097519
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		485BPOS
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-09645
		FILM NUMBER:		18960277

	BUSINESS ADDRESS:	
		STREET 1:		225 FRANKLIN STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		800-345-6611

	MAIL ADDRESS:	
		STREET 1:		225 FRANKLIN STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NATIONS FUNDS TRUST
		DATE OF NAME CHANGE:	19991022
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010789
<SERIES-NAME>Columbia Convertible Securities Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029837
<CLASS-CONTRACT-NAME>Columbia Convertible Securities Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>PACIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029839
<CLASS-CONTRACT-NAME>Columbia Convertible Securities Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>PHIKX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029840
<CLASS-CONTRACT-NAME>Columbia Convertible Securities Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NCIAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000109944
<CLASS-CONTRACT-NAME>Columbia Convertible Securities Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>CVBRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000109945
<CLASS-CONTRACT-NAME>Columbia Convertible Securities Fund Class T
<CLASS-CONTRACT-TICKER-SYMBOL>CVBWX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122574
<CLASS-CONTRACT-NAME>Columbia Convertible Securities Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>COVRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122575
<CLASS-CONTRACT-NAME>Columbia Convertible Securities Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>COCRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000149202
<CLASS-CONTRACT-NAME>Columbia Convertible Securities Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CSFYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010792
<SERIES-NAME>Columbia Select Mid Cap Value Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029850
<CLASS-CONTRACT-NAME>Columbia Select Mid Cap Value Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>CMUAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029852
<CLASS-CONTRACT-NAME>Columbia Select Mid Cap Value Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>CMUCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029853
<CLASS-CONTRACT-NAME>Columbia Select Mid Cap Value Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>CMVRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029854
<CLASS-CONTRACT-NAME>Columbia Select Mid Cap Value Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NAMAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000079026
<CLASS-CONTRACT-NAME>Columbia Select Mid Cap Value Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CMVYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000094646
<CLASS-CONTRACT-NAME>Columbia Select Mid Cap Value Fund Class T
<CLASS-CONTRACT-TICKER-SYMBOL>CMUWX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122576
<CLASS-CONTRACT-NAME>Columbia Select Mid Cap Value Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CFDRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122577
<CLASS-CONTRACT-NAME>Columbia Select Mid Cap Value Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CVERX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010793
<SERIES-NAME>Columbia Small Cap Value Fund II
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029855
<CLASS-CONTRACT-NAME>Columbia Small Cap Value Fund II Class A
<CLASS-CONTRACT-TICKER-SYMBOL>COVAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029857
<CLASS-CONTRACT-NAME>Columbia Small Cap Value Fund II Class C
<CLASS-CONTRACT-TICKER-SYMBOL>COVCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029858
<CLASS-CONTRACT-NAME>Columbia Small Cap Value Fund II Class R
<CLASS-CONTRACT-TICKER-SYMBOL>CCTRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029859
<CLASS-CONTRACT-NAME>Columbia Small Cap Value Fund II Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NSVAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122578
<CLASS-CONTRACT-NAME>Columbia Small Cap Value Fund II Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CLURX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122579
<CLASS-CONTRACT-NAME>Columbia Small Cap Value Fund II Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CRRRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122580
<CLASS-CONTRACT-NAME>Columbia Small Cap Value Fund II Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CRRYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010795
<SERIES-NAME>Columbia Select Large Cap Equity Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029865
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Equity Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NSGAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029867
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Equity Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NSGCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029868
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Equity Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NSEPX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000094651
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Equity Fund Class T
<CLASS-CONTRACT-TICKER-SYMBOL>CLCWX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122583
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Equity Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CLCRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000173198
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Equity Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CLEYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000193108
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Equity Fund Class R
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000193109
<CLASS-CONTRACT-NAME>Columbia Select Large Cap Equity Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CLSRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010797
<SERIES-NAME>Columbia Large Cap Growth Fund III
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029874
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund III Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NFEAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029876
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund III Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NFECX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029877
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund III Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NFEPX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122586
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund III Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CSFRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000136868
<CLASS-CONTRACT-NAME>Columbia Large Cap Growth Fund III Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CADRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000171353
<CLASS-CONTRACT-NAME>Columbia Large Cap Growh Fund III Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CLRYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000175686
<CLASS-CONTRACT-NAME>Columbia Large Cap Growh Fund III Class R
<CLASS-CONTRACT-TICKER-SYMBOL>CLGPX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000175687
<CLASS-CONTRACT-NAME>Columbia Large Cap Growh Fund III Class T
<CLASS-CONTRACT-TICKER-SYMBOL>CLCPX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010803
<SERIES-NAME>Columbia Select International Equity Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029899
<CLASS-CONTRACT-NAME>Columbia Select International Equity Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NIIAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029901
<CLASS-CONTRACT-NAME>Columbia Select International Equity Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NITRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029902
<CLASS-CONTRACT-NAME>Columbia Select International Equity Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>CIERX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000029903
<CLASS-CONTRACT-NAME>Columbia Select International Equity Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NIEQX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000094657
<CLASS-CONTRACT-NAME>Columbia Select International Equity Fund Class T
<CLASS-CONTRACT-TICKER-SYMBOL>CMAWX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000097721
<CLASS-CONTRACT-NAME>Columbia Select International Equity Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CMIYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122590
<CLASS-CONTRACT-NAME>Columbia Select International Equity Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CQYRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122591
<CLASS-CONTRACT-NAME>Columbia Select International Equity Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CQQRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010818
<SERIES-NAME>Columbia Large Cap Enhanced Core Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000030031
<CLASS-CONTRACT-NAME>Columbia Large Cap Enhanced Core Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NMIAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000030032
<CLASS-CONTRACT-NAME>Columbia Large Cap Enhanced Core Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>CCERX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000030033
<CLASS-CONTRACT-NAME>Columbia Large Cap Enhanced Core Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NMIMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000079027
<CLASS-CONTRACT-NAME>Columbia Large Cap Enhanced Core Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CECYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000145446
<CLASS-CONTRACT-NAME>Columbia Large Cap Enhanced Core Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CLNCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000159973
<CLASS-CONTRACT-NAME>Columbia Large Cap Enhanced Core Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CECFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000193110
<CLASS-CONTRACT-NAME>Columbia Large Cap Enhanced Core Fund Class T
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010825
<SERIES-NAME>Columbia Large Cap Index Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000030051
<CLASS-CONTRACT-NAME>Columbia Large Cap Index Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NEIAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000030053
<CLASS-CONTRACT-NAME>Columbia Large Cap Index Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NINDX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122593
<CLASS-CONTRACT-NAME>Columbia Large Cap Index Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CLXRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000173199
<CLASS-CONTRACT-NAME>Columbia Large Cap Index Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CLPYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010826
<SERIES-NAME>Columbia Mid Cap Index Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000030054
<CLASS-CONTRACT-NAME>Columbia Mid Cap Index Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NTIAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000030055
<CLASS-CONTRACT-NAME>Columbia Mid Cap Index Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NMPAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122594
<CLASS-CONTRACT-NAME>Columbia Mid Cap Index Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CPXRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000173200
<CLASS-CONTRACT-NAME>Columbia Mid Cap Index Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CMDYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000010827
<SERIES-NAME>Columbia Small Cap Index Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000030056
<CLASS-CONTRACT-NAME>Columbia Small Cap Index Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>NMSAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000030057
<CLASS-CONTRACT-NAME>Columbia Small Cap Index Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>NMSCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000122595
<CLASS-CONTRACT-NAME>Columbia Small Cap Index Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CXXRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000145447
<CLASS-CONTRACT-NAME>Columbia Small Cap Index Fund Class T
<CLASS-CONTRACT-TICKER-SYMBOL>CSMWX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000173201
<CLASS-CONTRACT-NAME>Columbia Small Cap Index Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CSPYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000021046
<SERIES-NAME>Columbia Overseas Value Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000059843
<CLASS-CONTRACT-NAME>Columbia Overseas Value Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>COAVX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000059844
<CLASS-CONTRACT-NAME>Columbia Overseas Value Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>COCVX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000059845
<CLASS-CONTRACT-NAME>Columbia Overseas Value Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>COVUX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000059846
<CLASS-CONTRACT-NAME>Columbia Overseas Value Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>COSZX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000101818
<CLASS-CONTRACT-NAME>Columbia Overseas Value Fund Class T
<CLASS-CONTRACT-TICKER-SYMBOL>COVWX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000159974
<CLASS-CONTRACT-NAME>Columbia Overseas Value Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>COSVX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000159975
<CLASS-CONTRACT-NAME>Columbia Overseas Value Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>COSSX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000159976
<CLASS-CONTRACT-NAME>Columbia Overseas Value Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>COSYX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0001097519
<SERIES-ID>S000022025
<SERIES-NAME>Columbia Select Global Growth Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000063263
<CLASS-CONTRACT-NAME>Columbia Select Global Growth Fund Class A
<CLASS-CONTRACT-TICKER-SYMBOL>COGAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000063264
<CLASS-CONTRACT-NAME>Columbia Select Global Growth Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>COGCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000063265
<CLASS-CONTRACT-NAME>Columbia Select Global Growth Fund Class R
<CLASS-CONTRACT-TICKER-SYMBOL>COGRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000063266
<CLASS-CONTRACT-NAME>Columbia Select Global Growth Fund Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>COGZX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000138351
<CLASS-CONTRACT-NAME>Columbia Select Global Growth Fund Advisor Class
<CLASS-CONTRACT-TICKER-SYMBOL>CADHX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000138352
<CLASS-CONTRACT-NAME>Columbia Select Global Growth Fund Institutional 2 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CADIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000171391
<CLASS-CONTRACT-NAME>Columbia Select Global Growth Fund Institutional 3 Class
<CLASS-CONTRACT-TICKER-SYMBOL>CGGYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000193111
<CLASS-CONTRACT-NAME>Columbia Select Global Growth Fund Class T
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>485BPOS
<SEQUENCE>1
<FILENAME>d591033d485bpos.htm
<DESCRIPTION>COLUMBIA FUNDS SERIES TRUST
<TEXT>
Document 1 - file: d591033d485bpos.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.INS <SEQUENCE>2 <FILENAME>cfst-20180627.xml <DESCRIPTION>XBRL INSTANCE DOCUMENT <TEXT> Document 2 - file: cfst-20180627.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.SCH <SEQUENCE>3 <FILENAME>cfst-20180627.xsd <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA <TEXT> Document 3 - file: cfst-20180627.xsd
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.CAL <SEQUENCE>4 <FILENAME>cfst-20180627_cal.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION CALCULATION LINKBASE <TEXT> Document 4 - file: cfst-20180627_cal.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.DEF <SEQUENCE>5 <FILENAME>cfst-20180627_def.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE <TEXT> Document 5 - file: cfst-20180627_def.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.LAB <SEQUENCE>6 <FILENAME>cfst-20180627_lab.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE <TEXT> Document 6 - file: cfst-20180627_lab.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.PRE <SEQUENCE>7 <FILENAME>cfst-20180627_pre.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE <TEXT> Document 7 - file: cfst-20180627_pre.xml
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>9 <FILENAME>R1.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 9 - file: R1.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>10 <FILENAME>BarChart1.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 10 - file: BarChart1.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>11 <FILENAME>R2.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 11 - file: R2.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>12 <FILENAME>R9.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 12 - file: R9.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>13 <FILENAME>BarChart2.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 13 - file: BarChart2.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>14 <FILENAME>R10.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 14 - file: R10.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>15 <FILENAME>R17.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 15 - file: R17.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>16 <FILENAME>BarChart3.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 16 - file: BarChart3.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>17 <FILENAME>R18.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 17 - file: R18.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>18 <FILENAME>R25.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 18 - file: R25.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>19 <FILENAME>BarChart4.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 19 - file: BarChart4.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>20 <FILENAME>R26.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 20 - file: R26.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>21 <FILENAME>R33.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 21 - file: R33.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>22 <FILENAME>BarChart5.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 22 - file: BarChart5.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>23 <FILENAME>R34.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 23 - file: R34.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>24 <FILENAME>R41.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 24 - file: R41.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>25 <FILENAME>BarChart6.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 25 - file: BarChart6.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>26 <FILENAME>R42.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 26 - file: R42.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>27 <FILENAME>R49.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 27 - file: R49.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>28 <FILENAME>BarChart7.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 28 - file: BarChart7.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>29 <FILENAME>R50.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 29 - file: R50.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>30 <FILENAME>R57.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 30 - file: R57.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>31 <FILENAME>BarChart8.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 31 - file: BarChart8.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>32 <FILENAME>R58.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 32 - file: R58.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>33 <FILENAME>R65.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 33 - file: R65.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>34 <FILENAME>BarChart9.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 34 - file: BarChart9.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>35 <FILENAME>R66.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 35 - file: R66.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>36 <FILENAME>R73.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 36 - file: R73.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>37 <FILENAME>BarChart10.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 37 - file: BarChart10.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>38 <FILENAME>R74.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 38 - file: R74.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>39 <FILENAME>R81.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 39 - file: R81.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>40 <FILENAME>BarChart11.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 40 - file: BarChart11.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>41 <FILENAME>R82.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 41 - file: R82.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>42 <FILENAME>R89.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 42 - file: R89.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>43 <FILENAME>BarChart12.png <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 43 - file: BarChart12.png
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>44 <FILENAME>R90.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 44 - file: R90.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>45 <FILENAME>R97.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 45 - file: R97.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>46 <FILENAME>R98.htm <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 46 - file: R98.htm
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>47 <FILENAME>Show.js <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 47 - file: Show.js
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>48 <FILENAME>report.css <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 48 - file: report.css
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>50 <FILENAME>FilingSummary.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 50 - file: FilingSummary.html
Document 50 - RAW XML: FilingSummary.xml
</DOCUMENT> <DOCUMENT> <TYPE>ZIP <SEQUENCE>52 <FILENAME>0001193125-18-221364-xbrl.zip <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 52 - file: 0001193125-18-221364-xbrl.zip
</DOCUMENT> </SEC-DOCUMENT>