-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, Ivo2tAxAbFXv8zmnDx86DeGg17jwjmIjuNn7QFuiUYC6DUPIrTDbenSLnu8E4Xm6 TrjrHPobo4y5q5WL+YlcHg== 0000722574-08-000041.txt : 20080131 0000722574-08-000041.hdr.sgml : 20080131 20080131142113 ACCESSION NUMBER: 0000722574-08-000041 CONFORMED SUBMISSION TYPE: 497J PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20080131 DATE AS OF CHANGE: 20080131 EFFECTIVENESS DATE: 20080131 FILER: COMPANY DATA: COMPANY CONFORMED NAME: FIDELITY SECURITIES FUND CENTRAL INDEX KEY: 0000754510 IRS NUMBER: 000000000 FISCAL YEAR END: 0731 FILING VALUES: FORM TYPE: 497J SEC ACT: 1933 Act SEC FILE NUMBER: 002-93601 FILM NUMBER: 08564016 BUSINESS ADDRESS: STREET 1: 82 DEVONSHIRE ST STREET 2: MAILZONE Z1C CITY: BOSTON STATE: MA ZIP: 02109 BUSINESS PHONE: 6174391706 MAIL ADDRESS: STREET 1: 82 DEVONSHIRE STREET STREET 2: MAILZONE Z1C CITY: BOSTON STATE: MA ZIP: 02109 0000754510 S000007190 Advisor Agressive Growth Fund C000019674 Class A FGVAX C000019675 Class B FGVBX C000019676 Class C FGECX C000019677 Class T FGVTX C000019678 Institutional Class FRVIX 497J 1 securities.htm

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FMR Corp.
82 Devonshire Street
Boston MA 02109-3614
617 563 7000

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January 31, 2008

U.S. Securities & Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

Attention: File Room

RE:

Fidelity Securities Fund (the trust):

Fidelity Advisor Aggressive Growth Fund (the fund)

File Nos. 002-93601 and 811-04118

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Ladies and Gentlemen:

Transmitted herewith pursuant to Rule 497(j) under the Securities Act of 1933 is certification that the Prospectuses and Statement of Additional Information with respect to the above referenced fund do not differ from those filed in the most recent post-effective amendment, which was filed electronically.

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Very truly yours,

/s/ Eric D. Roiter

Eric D. Roiter

Secretary

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