Ken Griffin Fuel Tech, Inc. Transaction History

Citadel Advisors LLC

$618 Billion
Q3 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Fuel Tech, Inc. stock. As of the latest transaction made, Citadel Advisors LLC holds 127,023 shares of FTEK stock, worth $233,722. This represents 0.0% of its overall portfolio holdings.

Number of Shares

127,023

Previous 12,400 924.38%

Holding current value

$233,722

Previous $31,000 1138.71%

% of portfolio

0.0%

Previous 0.0%

22 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$2.48 - $3.63 $240,329 - $351,772	96,907 Added 321.78%	127,023 $384,000
Q2 2025 Aug 14, 2025	SELL	$0.93 - $2.76 $134,073 - $397,895	-144,165 Reduced 82.72%	30,116 $75,000
Q1 2025 May 15, 2025	SELL	$0.92 - $1.05 $67,413 - $76,938	-73,275 Reduced 29.6%	174,281 $182,000
Q4 2024 Feb 14, 2025	BUY	$0.99 - $1.11 $118,442 - $132,799	119,639 Added 93.53%	247,556 $259,000
Q3 2024 Nov 14, 2024	BUY	$0.97 - $1.1 $38,209 - $43,330	39,391 Added 44.5%	127,917 $134,000

Q2 2024 Aug 14, 2024	BUY	$1.03 - $1.31 $41,722 - $53,064	40,507 Added 84.36%	88,526 $94,000
Q1 2024 May 15, 2024	BUY	$1.02 - $1.22 $2,522 - $3,017	2,473 Added 5.43%	48,019 $58,000
Q4 2023 Feb 14, 2024	BUY	$0.98 - $1.15 $31,531 - $37,001	32,175 Added 240.63%	45,546 $47,000
Q3 2023 Nov 14, 2023	SELL	$1.0 - $1.34 $27,180 - $36,421	-27,180 Reduced 67.03%	13,371 $15,000
Q2 2023 Aug 14, 2023	SELL	$1.21 - $1.56 $67,294 - $86,759	-55,615 Reduced 57.83%	40,551 $53,000
Q1 2023 May 15, 2023	BUY	$1.21 - $1.71 $68,268 - $96,478	56,420 Added 141.95%	96,166 $123,000
Q4 2022 Feb 14, 2023	BUY	$1.15 - $1.63 $45,707 - $64,785	39,746 New	39,746 $50,000
Q4 2021 Feb 14, 2022	BUY	$1.37 - $2.32 $98,630 - $167,023	71,993 Added 153.47%	118,903 $166,000
Q1 2021 May 17, 2021	BUY	$2.89 - $6.44 $35,523 - $79,160	12,292 Added 35.51%	46,910 $147,000
Q4 2020 Feb 16, 2021	BUY	$0.7 - $6.04 $24,232 - $209,092	34,618 New	34,618 $134,000
Q2 2019 Aug 14, 2019	SELL	$1.22 - $2.8 $50,789 - $116,566	-41,631 Closed	0 $0
Q1 2019 May 15, 2019	BUY	$1.17 - $1.85 $27,623 - $43,678	23,610 Added 131.01%	41,631 $0
Q4 2018 Feb 14, 2019	BUY	$1.15 - $1.49 $6,973 - $9,035	6,064 Added 50.72%	18,021 $21,000
Q2 2018 Aug 10, 2018	BUY	$1.0 - $1.42 $699 - $992	699 Added 6.21%	11,957 $0
Q1 2018 May 11, 2018	SELL	$1.0 - $1.57 $15,768 - $24,755	-15,768 Reduced 58.34%	11,258 $14,000
Q4 2017 Feb 09, 2018	BUY	$0.91 - $1.17 $2,566 - $3,299	2,820 Added 11.65%	27,026 $30,000
Q3 2017 Nov 09, 2017	BUY	$0.81 - $1.14 $19,606 - $27,594	24,206	24,206 $25,000

Others Institutions Holding FTEK

# of Institutions

Shares Held

7.2M

Call Options Held

273K

Put Options Held

16.2K

View Full List

About FUEL TECH, INC.

Ticker FTEK
Exchange NASDAQ
Sector Industrials
Industry Pollution & Treatment Controls
Shares Outstandng 30,296,300
Market Cap $55.7M
Description
Fuel Tech, Inc. provides boiler optimization, efficiency improvement, and air pollution reduction and control solutions to utility and industrial customers worldwide. It operates through two segments, Air Pollution Control Technology and FUEL CHEM Technology. The Air Pollution Control Technology segment offers technologies to reduce nitrogen oxi...

More about FTEK

Track Ken Griffin's Portfolio

Portfolio Update

Get notified when there are updates to the investment portfolio of Citadel Advisors LLC, based on Form 13F filings with the SEC.

News

Stay updated on Citadel Advisors LLC and Ken Griffin with notifications on news.

Account