-----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, GcLrt2ULVjW3Z9UT7Uy8fDbokLjoIYYM+QTyhoOeJ+y6ufQ4Ix1gAxbEGw9UM7vn i+rVb4qFvqYB7bT0/tvptA== 0000722574-08-000109.txt : 20080519 0000722574-08-000109.hdr.sgml : 20080519 20080519164524 ACCESSION NUMBER: 0000722574-08-000109 CONFORMED SUBMISSION TYPE: 497J PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20080519 DATE AS OF CHANGE: 20080519 EFFECTIVENESS DATE: 20080519 FILER: COMPANY DATA: COMPANY CONFORMED NAME: FIDELITY MT VERNON STREET TRUST CENTRAL INDEX KEY: 0000707823 IRS NUMBER: 042778701 STATE OF INCORPORATION: MA FISCAL YEAR END: 1130 FILING VALUES: FORM TYPE: 497J SEC ACT: 1933 Act SEC FILE NUMBER: 002-79755 FILM NUMBER: 08845758 BUSINESS ADDRESS: STREET 1: 82 DEVONSHIRE ST CITY: BOSTON STATE: MA ZIP: 02109 BUSINESS PHONE: 6174391706 MAIL ADDRESS: STREET 1: 82 DEVONSHIRE STREET STREET 2: MAILZONE Z1C CITY: BOSTOM STATE: MA ZIP: 02109 FORMER COMPANY: FORMER CONFORMED NAME: FIDELITY GROWTH COMPANY FUND DATE OF NAME CHANGE: 19910110 FORMER COMPANY: FORMER CONFORMED NAME: FIDELITY MERCURY FUND DATE OF NAME CHANGE: 19861216 0000707823 S000007118 Fidelity Aggressive Growth Fund C000064241 Class K 0000707823 S000007119 Fidelity Growth Company Fund C000064242 Class K 497J 1 mtvernon.htm

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

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May 19, 2008

U.S. Securities & Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

Attention: File Room

Re:

Fidelity Mt. Vernon Street Trust (the trust):

Fidelity Growth Company Fund

Fidelity Aggressive Growth (the funds)

File Nos. 002-79755 and 811-03583

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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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