UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
Date of Report (Date of Earliest Event Reported): July 21, 2026
FUELCELL ENERGY, INC.
(Exact name of registrant as specified in its charter)
| Delaware | 1-14204 | 06-0853042 | ||
| (State or other jurisdiction of incorporation) | (Commission File Number) | (I.R.S. Employer Identification Number) |
3 Great Pasture Road Danbury, Connecticut 06810 |
| (Address of principal executive offices, including zip code) |
(203) 825-6000
(Registrant’s telephone number, including area code)
Not Applicable
(Former Name or Former Address, if Changed Since Last Report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
| ¨ | Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |
| ¨ | Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |
| ¨ | Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |
| ¨ | Pre-commencement communications pursuant to Rule 13-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) |
Securities registered pursuant to Section 12(b) of the Act:
| Title of each class | Trading Symbol(s) | Name of each exchange on which registered | ||
| Common Stock, $0.0001 par value per share | FCEL | The Nasdaq Stock Market LLC (Nasdaq Global Market) |
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company ¨
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨
Item 8.01. Other Events.
On July 21, 2026, FuelCell Energy, Inc. (the “Company”) filed a prospectus supplement to its automatic shelf registration statement on Form S-3 (Registration No. 333-296607) with the Securities and Exchange Commission. This Current Report on Form 8-K is being filed solely for the purpose of filing the opinion of Latham & Watkins LLP relating to the legality of the issuance and sale of the securities set forth in the prospectus supplement, which opinion is attached as Exhibit 5.1 hereto.
Item 9.01. Financial Statements and Exhibits.
| Exhibit Number | Description | |
| 5.1 | Opinion of Latham & Watkins LLP. | |
| 23.1 | Consent of Latham & Watkins LLP (contained in the opinion filed as Exhibit 5.1 hereto). | |
| 104 | Cover page interactive data file (embedded with the inline XBRL document) | |
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
| FUELCELL ENERGY, INC. | ||
| Date: July 21, 2026 | ||
| By: | /s/ Michael S. Bishop | |
| Michael S. Bishop | ||
| Executive Vice President, Chief Financial Officer and Treasurer | ||