Fuel Tech, Inc. (FTEK) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

1,317,767Shares held by institutions

$1,574,732Value of institutional holdings

19.89%Institutional ownership %

-4.35%Shares Changed QoQ

36No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Fuel Tech, Inc. (NASDAQ:FTEK) is held by 45 institutional investors per 13F filings through December 2025.

They owned 24.2% of outstanding stock in December 2025, up from 22.7% the prior quarter.
Their total shares held in FTEK increased 22.2% quarter over quarter, and separately, investors owning Fuel Tech increased 15.38% from a year ago.
Of these 45 holders, 22 added to their stakes in Fuel Tech, 11 trimmed positions, and 12 made no changes.
Altogether, these fund groups held 7.57Mn shares in FTEK by December 2025, up by 1.37Mn shares quarter on quarter, and up 600.74K shares year over year.
GRACE & WHITE INC /NY leads ownership in FTEK with 1.49Mn shares as of December 31, 2025, equal to 4.75% of outstanding shares.
Top purchasers of FTEK stock for the quarter ending December 2025 included CITADEL ADVISORS LLC (376.99K), RENAISSANCE TECHNOLOGIES LLC (249.09K), XTX Topco Ltd (178.3K), Beartown Capital Management, LLC (160.03K), TWO SIGMA INVESTMENTS, LP (126.16K).
The biggest sellers of Fuel Tech for the quarter ending December 2025 included SIMPLEX TRADING, LLC (39.2K), Cresset Asset Management, LLC (25.5K), NewEdge Advisors, LLC (15.33K), GRACE & WHITE INC /NY (5.8K), GEODE CAPITAL MANAGEMENT, LLC (4.88K).
Fuel Tech's 10 largest shareholders as of December 2025 include GRACE & WHITE INC /NY (1.49Mn), RENAISSANCE TECHNOLOGIES LLC (1.15Mn), VANGUARD GROUP INC (1.13Mn), GEODE CAPITAL MANAGEMENT, LLC (518.94K), CITADEL ADVISORS LLC (504.02K), BlackRock, Inc. (410.36K), Peapod Lane Capital LLC (359.64K), Us Bancorp \De\ (304.78K), JANE STREET GROUP, LLC (260.78K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (237.98K) per Business Quant data.

45 Institutional Holders

1,317,767 Total Shares Held

Rows:

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Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	0	0.00%	$0.00
GRACE & WHITE INC /NY	31 Dec, 2025	-5,800	-0.39%	$0.00
Peapod Lane Capital LLC	31 Dec, 2025	2,705	0.76%	$0.00
RENAISSANCE TECHNOLOGIES LLC	31 Dec, 2025	249,089	27.71%	$0.00
XTX Topco Ltd	31 Dec, 2025	178,303	0.00%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	112,139	11.06%	$0.00
Beartown Capital Management, LLC	31 Dec, 2025	160,027	0.00%	$0.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	-4,879	-0.93%	$0.00
INTEGRITY WEALTH ADVISORS, INC.	31 Dec, 2025	0	0.00%	$0.00
CITADEL ADVISORS LLC	31 Dec, 2025	376,994	296.79%	$0.00
Cresset Asset Management, LLC	31 Dec, 2025	-25,500	-50.00%	$0.00
Us Bancorp \De\	31 Dec, 2025	0	0.00%	$0.00
Covestor Ltd	31 Dec, 2025	0	0.00%	$0.00
JANE STREET GROUP, LLC	31 Dec, 2025	23,860	10.07%	$0.00
Quadrature Capital Ltd	31 Dec, 2025	11,579	0.00%	$0.00
SUSQUEHANNA INTERNATIONAL GROUP, LLP	31 Dec, 2025	27,990	13.33%	$0.00
Founders Capital Management	31 Dec, 2025	0	0.00%	$0.00
TWO SIGMA INVESTMENTS, LP	31 Dec, 2025	126,160	0.00%	$0.00
NewEdge Advisors, LLC	31 Dec, 2025	-15,326	-86.82%	$0.00
State Street Corp	31 Dec, 2025	8,100	7.12%	$0.00

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