As Of	Filer	Filing¹	For·On·As	Docs:Size	Issuer		Filing Agent

  5/7/24  Fuel Tech, Inc.                   10-Q        3/31/24   74:4.8M                                   RDG Filings/FA           
  5/7/24  Fuel Tech, Inc.                   8-K:2,9      5/7/24   12:437K                                   RDG Filings/FA           
 4/15/24  Fuel Tech, Inc.                   DEF 14A      6/6/24    1:1.8M                                   RDG Filings/FA           
  4/4/24  Fuel Tech, Inc.                   PRE 14A      6/6/24    1:1.8M                                   RDG Filings/FA           
 3/28/24  Fuel Tech, Inc.                   8-K:5,9     3/26/24   13:272K                                   RDG Filings/FA           
 3/11/24  Fuel Tech, Inc.                   10-K       12/31/23   96:8.7M                                   RDG Filings/FA           
 3/11/24  Fuel Tech, Inc.                   8-K:2,9     3/11/24   12:537K                                   RDG Filings/FA           
  3/6/24  Fuel Tech, Inc.                   8-K:5       2/29/24   11:154K                                   RDG Filings/FA           
  3/4/24  Albrecht Ellen T                  4          Officer²    1:5K   Fuel Tech, Inc.                   RDG Filings/FA           
  3/4/24  Arnone Vincent J                  4          Dir.,Off.²  1:5K   Fuel Tech, Inc.                   RDG Filings/FA           
  3/4/24  Cummings William E Jr.            4          Officer²    1:5K   Fuel Tech, Inc.                   RDG Filings/FA           
  2/5/24  Grace & White Inc./NY             SC 13G/A               1:8K   Fuel Tech, Inc.                                            
 12/8/23  Fuel Tech, Inc.                   8-K:5,9     12/7/23   13:184K                                   RDG Filings/FA           
 11/7/23  Fuel Tech, Inc.                   10-Q        9/30/23   73:5.6M                                   RDG Filings/FA           
 11/7/23  Fuel Tech, Inc.                   8-K:2,9     11/7/23   12:489K                                   RDG Filings/FA           
 9/12/23  Fuel Tech, Inc.                   8-K:7,9     9/12/23   12:4.8M                                   RDG Filings/FA           
 8/14/23  Arnone Vincent J                  4          Dir.,Off.²  1:4K   Fuel Tech, Inc.                   RDG Filings/FA           
  8/8/23  Fuel Tech, Inc.                   10-Q        6/30/23   74:5.7M                                   RDG Filings/FA           
  8/8/23  Fuel Tech, Inc.                   8-K:2,9      8/8/23   12:501K                                   RDG Filings/FA           
 6/12/23  Fuel Tech, Inc.                   8-K:5        6/8/23   11:169K                                   RDG Filings/FA           

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¹	Filing/Form Types:
	4	Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 4 { The Filer is an Insider² of the Issuer }.
	8-K	Current Report — Form 8-K { Item 1: Business & Operations;  2: Financial Info;  3: Securities & Trading;  4: Accountants & Accounting;  5: Governance & Management;  6: Asset-Backed Securities;  7: Disclosures;  8: Events;  9: Financials }.
	10-K	Annual Report — Form 10-K.
	10-Q	Quarterly Report — Form 10-Q.
	DEF 14A	Definitive Proxy Statement — Schedule 14A.
	PRE 14A	Preliminary Proxy Statement — Schedule 14A.
	SC 13G	Statement of Acquisition of Beneficial Ownership by a “Passive” Investor — Schedule 13G.
	/A	Amendment to, or Amended version of, a previous Filing of this Type.
²	Insider:  The Filer is a Director, Officer, 10% Owner and/or Other “insider” of the Issuer.