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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) August 27, 2026
 
FUEL TECH, INC.
(Exact name of registrant as specified in its charter)
 
 
Delaware 
(State or other jurisdiction
of incorporation)
 
001-33059 
(Commission
File Number)
 
20-5657551 
(IRS Employer
Identification No.)
 
Fuel Tech, Inc. 
27601 Bella Vista Parkway 
WarrenvilleIL 60555-1617 
630-845-4500
 
(Address and telephone number of principal executive offices)
___________________
 
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
FTEK
NASDAQ Capital Market
 
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 provision:
 
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 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
 
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 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
 
(b) Resignation of Chairman of the Board
 
Effective as of August 27, 2026, Vincent J. Arnone notified Fuel Tech, Inc. (the “Company”) of his decision to resign from his position as Chairman of the Board of Directors (the “Board”), effective on September 15, 2026. Mr. Arnone will continue to serve as a member of the Board. Mr. Arnone’s decision to step down as Chairman is not the result of any disagreement with the Company, its management, or the Board on any matter relating to the Company’s operations, policies, or practices.
 
(d) Election of Chairman of the Board
 
On August 27, 2026, the Board elected Sharon L. Jones, an existing independent member of the Board, to succeed Mr. Arnone as Chairman of the Board, effective September 16, 2026.
 
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.
 
 
Fuel Tech, Inc. 
(Registrant)
 
 
 
 
 
By:  
/s/ Bradley W. Johnson  
 
 
Bradley W. Johnson
Date: September 2, 2026 
 
Vice President, General Counsel and Secretary