<SEC-DOCUMENT>0001379491-16-007881-index.html : 20170331
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<ACCEPTANCE-DATETIME>20161202151109

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ACCESSION NUMBER:		0001379491-16-007881

CONFORMED SUBMISSION TYPE:	485APOS

PUBLIC DOCUMENT COUNT:		4

FILED AS OF DATE:		20161202

DATE AS OF CHANGE:		20161202


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:		485APOS

		SEC ACT:		1940 Act

		SEC FILE NUMBER:	811-04118

		FILM NUMBER:		162030937



	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




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:		485APOS

		SEC ACT:		1933 Act

		SEC FILE NUMBER:	002-93601

		FILM NUMBER:		162030938



	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



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<NEW-SERIES-AND-CLASSES-CONTRACTS>

<OWNER-CIK>0000754510

<NEW-SERIES>

<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>

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<DOCUMENT>
<TYPE>485APOS
<SEQUENCE>1
<FILENAME>filing989.htm
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<TEXT>
Document 1 - file: filing989.htm

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<SEQUENCE>3
<FILENAME>fipro_logo.jpg
<TEXT>
Document 3 - file: fipro_logo.jpg

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<SEQUENCE>4
<FILENAME>fi_logo.jpg
<TEXT>
Document 4 - file: fi_logo.jpg

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<DOCUMENT>
<TYPE>CORRESP
<SEQUENCE>5
<FILENAME>filename5.htm
<TEXT>
Document 5 - file: filename5.htm

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