Fuel Tech, Inc. (FTEK) Institutional Ownership

Institutions by Trading Activity

25,670,000Shares Outstanding

1,497,143Shares held by institutions

$1,886,400Value of institutional holdings

23.31%Institutional ownership %

-0.70%Shares Changed QoQ

41No. of institutional investors

According to SEC filings for the period ending December 2025, Fuel Tech, Inc. (NASDAQ:FTEK) is held by 8 institutional firms.

The percentage of Fuel Tech owned by institutions changed from 23.4% in September 2025 to 10.8% in December 2025, marking a slight down trend.
On a quarter-over-quarter basis, institutional holdings shifted by 3.43%, with a year-over-year a decrease of 79.49% in the count of filers.
Among the 8 institutional holders of Fuel Tech, 2 added to their stakes while 2 trimmed their positions and 4 held steady.
The aggregate institutional position in Fuel Tech now stands at 3.28Mn shares as of December 2025, after investors increased their holdings (up by 108.93K shares quarter on quarter which is down 3.68Mn shares year over year).
The top institutional stake in Fuel Tech as of December 31, 2025 belongs to GRACE & WHITE INC /NY, which owns 1.49Mn shares, or 4.90% of the company.
Among the most significant buyers of Fuel Tech during December 2025 were VANGUARD GROUP INC (112.14K), Peapod Lane Capital LLC (2.71K).
Leading sellers of Fuel Tech stock in December 2025 included GRACE & WHITE INC /NY (5.80K), SBI Securities Co., Ltd. (110).
The top 8 institutional holders of Fuel Tech for the quarter ending December 2025 included GRACE & WHITE INC /NY (1.49Mn), VANGUARD GROUP INC (1.13Mn), Peapod Lane Capital LLC (359.64K), US BANCORP \DE\ (304.78K), Founders Capital Management (5.00K), New England Capital Financial Advisors LLC (2.00K), SBI Securities Co., Ltd. (719), CKW FINANCIAL GROUP (200).

1,497,143 Total Shares Held

Rows:

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
GRACE & WHITE INC /NY	30 Sep, 2025	1,491,683	-142,843	-8.74%	$4,475,049.00
VANGUARD GROUP INC	30 Sep, 2025	1,013,864	72,895	7.75%	$3,041,592.00
RENAISSANCE TECHNOLOGIES LLC	30 Sep, 2025	898,906	46,500	5.46%	$2,696,718.00
GEODE CAPITAL MANAGEMENT, LLC	30 Sep, 2025	523,818	6,160	1.19%	$1,571,653.00
BlackRock, Inc.	30 Sep, 2025	410,364	-654	-0.16%	$1,231,092.00
Peapod Lane Capital LLC	30 Sep, 2025	356,938	-310,576	-46.53%	$1,070,815.00
Informed Momentum Co LLC	30 Sep, 2025	338,712	54,772	19.29%	$1,016,136.00
US BANCORP \DE\	30 Sep, 2025	304,776	0	0.00%	$914,328.00
Mercuria Capital Strategies, LLC	30 Sep, 2025	240,000	240,000	0.00%	$720,000.00
JANE STREET GROUP, LLC	30 Sep, 2025	236,922	236,922	0.00%	$710,766.00
SUSQUEHANNA INTERNATIONAL GROUP, LLP	30 Sep, 2025	209,986	209,986	0.00%	$629,958.00
Murchinson Ltd.	30 Sep, 2025	150,000	150,000	0.00%	$450,000.00
CITADEL ADVISORS LLC	30 Sep, 2025	127,023	127,023	0.00%	$381,069.00
STATE STREET CORP	30 Sep, 2025	113,746	16,700	17.21%	$341,238.00
ESSEX INVESTMENT MANAGEMENT CO LLC	30 Sep, 2025	77,250	0	0.00%	$231,750.00
INTEGRITY WEALTH ADVISORS, INC.	30 Sep, 2025	70,000	0	0.00%	$210,000.00
DIMENSIONAL FUND ADVISORS LP	30 Sep, 2025	54,401	54,401	0.00%	$162,916.00
SIMPLEX TRADING, LLC	30 Sep, 2025	42,501	19,590	85.50%	$127.00
BOOTHBAY FUND MANAGEMENT, LLC	30 Sep, 2025	41,251	41,251	0.00%	$123,753.00
AMERICAN CENTURY COMPANIES INC	30 Sep, 2025	36,555	36,555	0.00%	$109,665.00

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