UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the Securities
Exchange Act of 1934

☑ Filed by the Registrant ☐ Filed by a Party other than the Registrant

Check the appropriate box:
☐	Preliminary Proxy Statement
☐	Confidential, for Use of the Commission only (as permitted by Rule 14a-6(e)(2))
☐	Definitive Proxy Statement
☑	Definitive Additional Materials
☐	Soliciting Material under §240.14a-12

FuelCell Energy, Inc.

(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):
☑	No fee required.
☐	Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.
	(1) Title of each class of securities to which transaction applies:
	(2) Aggregate number of securities to which transaction applies:
	(3) Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was determined):
	(4) Proposed maximum aggregate value of transaction:
	(5) Total fee paid:
☐	Fee paid previously with preliminary materials.
☐	Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.
	(1) Amount Previously Paid:
	(2) Form, Schedule or Registration Statement No.:
	(3) Filing Party:
	(4) Date Filed:

IMPORTANT REMINDER TO VOTE YOUR PROXY

November 27, 2019​

Dear Stockholder:

The special meeting of stockholders of FuelCell Energy, Inc., is scheduled to be held on Friday, December 13, 2019 at 10:00 a.m. Eastern Standard Time. Please take a moment right now to vote your shares today by telephone, internet, or by completing and mailing the enclosed proxy card.

The FuelCell Energy board of directors recommends that Stockholders vote “FOR” each of the proposals being submitted to a vote at the special meeting.

Regardless of the number of shares you own your vote is very important. We encourage all stockholders to have their voices heard. Please vote your shares today!

If you have any questions, or need assistance in voting your shares, please contact our proxy solicitor MacKenzie Partners, Inc., toll-free at (800) 322-2885 or (212) 929-5500 or at proxy@mackenziepartners.com.

Thank you for your attention to this important matter.

Sincerely,

FuelCell Energy, Inc.

FUELCELL ENERGY, INC.