SIGNATURES

Pursuant to the requirements of the Securities Act of 1933 and the Investment Company Act of 1940, the Registrant certifies that it meets all of the requirements for the effectiveness of this Registration Statement pursuant to Rule 485(b) under the Securities Act of 1933 and has duly caused this Post-Effective Amendment No. 90 to the Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Boston, and Commonwealth of Massachusetts, on the 14th day of February 2020.


	Fidelity Mt. Vernon Street Trust
	By	/s/Stacie M. Smith
		Stacie M. Smith, President

Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed below by the following persons in the capacities and on the dates indicated.


(Signature)		(Title)	(Date)

/s/Stacie M. Smith		President and Treasurer	February 14, 2020
Stacie M. Smith		(Principal Executive Officer)

/s/John J. Burke III		Chief Financial Officer	February 14, 2020
John J. Burke III		(Principal Financial Officer)

/s/James C. Curvey	*	Trustee	February 14, 2020
James C. Curvey

/s/Dennis J. Dirks	*	Trustee	February 14, 2020
Dennis J. Dirks

/s/Donald F. Donahue	*	Trustee	February 14, 2020
Donald F. Donahue

/s/Alan J. Lacy	*	Trustee	February 14, 2020
Alan J. Lacy

/s/Ned C. Lautenbach	*	Trustee	February 14, 2020
Ned C. Lautenbach

/s/Joseph Mauriello	*	Trustee	February 14, 2020
Joseph Mauriello

/s/Cornelia M. Small	*	Trustee	February 14, 2020
Cornelia M. Small

/s/Garnett A. Smith	*	Trustee	February 14, 2020
Garnett A. Smith

/s/David M. Thomas	*	Trustee	February 14, 2020
David M. Thomas

/s/Michael E. Wiley	*	Trustee	February 14, 2020
Michael E. Wiley


*	By:	/s/Megan C. Johnson
		Megan C. Johnson, pursuant to powers of attorney dated March 2, 2018 and January 1, 2019 and filed herewith.

POWER OF ATTORNEY

We, the undersigned Directors or Trustees, as the case may be, of the following investment companies:

Fidelity Advisor Series I

Fidelity Advisor Series VII

Fidelity Advisor Series VIII

Fidelity Beacon Street Trust

Fidelity Capital Trust

Fidelity Central Investment Portfolios LLC

Fidelity Commonwealth Trust

Fidelity Commonwealth Trust II

Fidelity Concord Street Trust

Fidelity Congress Street Fund

Fidelity Contrafund

Fidelity Covington Trust

Fidelity Destiny Portfolios

Fidelity Devonshire Trust

Fidelity Exchange Fund

Fidelity Financial Trust

Fidelity Hanover Street Trust

Fidelity Hastings Street Trust

Fidelity Investment Trust

Fidelity Magellan Fund

Fidelity Mt. Vernon Street Trust

Fidelity Puritan Trust

Fidelity Securities Fund

Fidelity Select Portfolios

Fidelity Summer Street Trust

Fidelity Trend Fund

Variable Insurance Products Fund

Variable Insurance Products Fund II

Variable Insurance Products Fund III

Variable Insurance Products Fund IV

in addition to any other investment company for which Fidelity Management & Research Company (“FMR”) or an affiliate acts as investment adviser and for which the undersigned individuals serve as Directors or Trustees (collectively, the “Funds”), hereby revoke all previous powers of attorney we have given to sign and otherwise act in our names and behalf in matters involving any investment company for which FMR or an affiliate acts as investment adviser and hereby constitute and appoint Thomas C. Bogle, John V. O’Hanlon, Robert W. Helm, Megan C. Johnson, and Anthony H. Zacharski, each of them singly, our true and lawful attorneys-in-fact, with full power of substitution, and with full power to each of them, to sign for us and in our names in the appropriate capacities, all Registration Statements of the Funds on Form N-1A, or any successors thereto, any and all subsequent Amendments, Pre-Effective Amendments, or Post-Effective Amendments to said Registration Statements or any successors thereto, and any supplements or other instruments in connection therewith, and generally to do all such things in our names and behalf in connection therewith as said attorneys–in-fact deem necessary or appropriate, to comply with the provisions of the Securities Act of 1933 and the Investment Company Act of 1940, and all related requirements of the Securities and Exchange Commission. We hereby ratify and confirm all that said attorneys-in-fact or their substitutes may do or cause to be done by virtue hereof. This power of attorney is effective for all documents filed on or after January 1, 2019.

WITNESS our hands on this first day of January 2019.


/s/James C. Curvey	/s/Joseph Mauriello
James C. Curvey	Joseph Mauriello

/s/Dennis J. Dirks	/s/Cornelia M. Small
Dennis J. Dirks	Cornelia M. Small

/s/Donald F. Donahue	/s/Garnett A. Smith
Donald F. Donahue	Garnett A. Smith

/s/Alan J. Lacy	/s/David M. Thomas
Alan J. Lacy	David M. Thomas

/s/Ned C. Lautenbach
Ned C. Lautenbach

POWER OF ATTORNEY

I, the undersigned Director or Trustee, as the case may be, of the following investment companies:

Fidelity Advisor Series I

Fidelity Advisor Series VII

Fidelity Beacon Street Trust

Fidelity Capital Trust

Fidelity Central Investment Portfolios LLC

Fidelity Commonwealth Trust

Fidelity Commonwealth Trust II

Fidelity Congress Street Fund

Fidelity Contrafund

Fidelity Covington Trust

Fidelity Destiny Portfolios

Fidelity Devonshire Trust

Fidelity Exchange Fund

Fidelity Financial Trust

Fidelity Hanover Street Trust

Fidelity Hastings Street Trust

Fidelity Magellan Fund

Fidelity Mt. Vernon Street Trust

Fidelity Select Portfolios

Fidelity Summer Street Trust

Fidelity Trend Fund

Variable Insurance Products Fund II

Variable Insurance Products Fund III

Variable Insurance Products Fund IV

in addition to any other investment company for which Fidelity Management & Research Company (“FMR”) or an affiliate acts as investment adviser and for which the undersigned individual serves as Director or Trustee (collectively, the “Funds”), hereby revokes all previous powers of attorney I have given to sign and otherwise act in my name and behalf in matters involving any investment company for which FMR or an affiliate acts as investment adviser and hereby constitute and appoint Thomas C. Bogle, John V. O’Hanlon, Robert W. Helm, Megan C. Johnson, and Anthony H. Zacharski, each of them singly, my true and lawful attorneys-in-fact, with full power of substitution, and with full power to each of them, to sign for me and in my name in the appropriate capacities, all Registration Statements of the Funds on Form N-1A, or any successors thereto, any and all subsequent Amendments, Pre-Effective Amendments, or Post-Effective Amendments to said Registration Statements or any successors thereto, and any supplements or other instruments in connection therewith, and generally to do all such things in my name and behalf in connection therewith as said attorneys–in-fact deem necessary or appropriate, to comply with the provisions of the Securities Act of 1933 and the Investment Company Act of 1940, and all related requirements of the Securities and Exchange Commission. I hereby ratify and confirm all that said attorneys-in-fact or their substitutes may do or cause to be done by virtue hereof. This power of attorney is effective for all documents filed on or after March 2, 2018.

WITNESS our hands on this second day of March 2018.

/s/ Michael E. Wiley

Michael E. Wiley


Exhibit	Exhibit No.
XBRL Instance Document	EX-101.INS
XBRL Taxonomy Extension Schema Document	EX-101.SCH
XBRL Taxonomy Extension Calculation Linkbase Document	EX-101.CAL
XBRL Taxonomy Extension Definition Linkbase Document	EX-101.DEF
XBRL Taxonomy Extension Labels Linkbase Document	EX-101.LAB
XBRL Taxonomy Extension Presentation Linkbase Document	EX-101.PRE