<SEC-DOCUMENT>0001752724-20-264994-index.html : 20201218
<SEC-HEADER>0001752724-20-264994.hdr.sgml : 20201218
<ACCEPTANCE-DATETIME>20201218145627
ACCESSION NUMBER:		0001752724-20-264994
CONFORMED SUBMISSION TYPE:	NPORT-P
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20201031
FILED AS OF DATE:		20201218
PERIOD START:           	20210731

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FIDELITY SECURITIES FUND
		CENTRAL INDEX KEY:			0000754510
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0731

	FILING VALUES:
		FORM TYPE:		NPORT-P
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-04118
		FILM NUMBER:		201400166

	BUSINESS ADDRESS:	
		STREET 1:		245 SUMMER STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210
		BUSINESS PHONE:		617-563-7000

	MAIL ADDRESS:	
		STREET 1:		245 SUMMER STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000754510
<SERIES-ID>S000056372
<SERIES-NAME>Fidelity Flex Large Cap Growth Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000177599
<CLASS-CONTRACT-NAME>Fidelity Flex Large Cap Growth Fund
<CLASS-CONTRACT-TICKER-SYMBOL>FLCLX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>NPORT-P
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>NPORT-EX
<SEQUENCE>2
<FILENAME>QTLY_2927_20201031.htm
<TEXT>
Document 2 - file: QTLY_2927_20201031.htm

</DOCUMENT>
</SEC-DOCUMENT>