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Fuel Tech
FTEK

46 hedge funds and large institutions have $9.22M invested in Fuel Tech in 2026 Q1 according to their latest regulatory filings, with 10 funds opening new positions, 8 increasing their positions, 13 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

43% more first-time investments, than exits

New positions opened: 10 | Existing positions closed: 7

2% more funds holding

Funds holding: 45 → 46 (+1)

0.27% more ownership

Funds ownership: 24.35% → 24.62% (+0.27%)

22% less capital invested

Capital invested by funds: $11.8M → $9.22M (-$2.57M)

38% less repeat investments, than reductions

Existing positions increased: 8 | Existing positions reduced: 13

100% less call options, than puts

Call options by funds: $0 | Put options by funds: $36K

Holders
46
Holders Change
+1
Holders Change %
+2.22%
% of All Funds
0.57%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
10
Increased
8
Reduced
13
Closed
7
Calls
–
Puts
$36K
Net Calls
-$36K
Net Calls Change
-$140K

Top Buyers

Rank Fund Capital Flow
1
Renaissance Technologies
Renaissance Technologies
New York
+$360K
2
GCP
GSA Capital Partners
United Kingdom
+$297K
3
PLC
Peapod Lane Capital
New York
+$165K
4
Two Sigma Investments
Two Sigma Investments
New York
+$155K
5
GWI
Grace & White Inc
New York
+$76.8K

Top Sellers

Rank Fund Capital Flow
1
Citadel Advisors
Citadel Advisors
Florida
-$392K
2
Jane Street
Jane Street
New York
-$263K
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$136K
4
XT
XTX Topco
Cayman Islands
-$83.3K
5
Marshall Wace
Marshall Wace
United Kingdom
-$82.1K
Name Holding Trade Value Shares
Change 		Change in
Stake
LCM
26
Legato Capital Management
California
$22.2K – – –
LA
27
LexAurum Advisors
Kansas
$17.3K +$19.6K +14,160 New
C
28
Covestor
United Kingdom
$15K -$1.05K -761 -6%
HighTower Advisors
29
HighTower Advisors
Illinois
$12.7K – – –
FCMT
30
Founders Capital Management (Texas)
Texas
$7.32K +$1.39K +1,000 +20%
VGA
31
Vanguard Global Advisers
Pennsylvania
$6.71K +$7.62K +5,500 New
TRCT
32
Tower Research Capital (TRC)
New York
$3.92K -$1.49K -1,077 -25%
NECFA
33
New England Capital Financial Advisors
Connecticut
$2.44K – – –
Osaic Holdings
34
Osaic Holdings
Arizona
$1.46K – – –
Simplex Trading
35
Simplex Trading
Illinois
$1.22K -$3.18K -2,295 -70%
ASN
36
Advisory Services Network
Georgia
$1.1K +$1.25K +900 New
SS
37
SBI Securities
Japan
$866 -$12 -9 -1%
SPIA
38
Steward Partners Investment Advisory
New York
$732 – – –
WSFS
39
Wilmington Savings Fund Society
Delaware
$610 – – –
OCM
40
Orion Capital Management
California
$122 +$139 +100 New
NA
41
NewEdge Advisors
Louisiana
$61 -$3.16K -2,277 -98%
Morgan Stanley
42
Morgan Stanley
New York
$26 – – –
Fidelity Investments
43
Fidelity Investments
Massachusetts
$22 – – –
CIAM
44
Caitong International Asset Management
Hong Kong
$4 +$4 +3 New
UBS Group
45
UBS Group
Switzerland
$1 +$1 +1 New
Two Sigma Advisers
46
Two Sigma Advisers
New York
– -$105K -67,500 Closed
American Century Companies
47
American Century Companies
Missouri
– -$60.1K -38,543 Closed
VF
48
Virtu Financial
New York
– -$27K -17,254 Closed
TSS
49
Two Sigma Securities
New York
– -$22.7K -14,583 Closed
QC
50
Quadrature Capital
United Kingdom
– -$18.1K -11,579 Closed
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FTEK Hedge Fund Activity: Q1 2026 in Review

46 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Fuel Tech (FTEK) for Q1 2026, worth a combined $9.22M — down 22% from $11.8M a quarter earlier.

Buyers outnumbered sellers: 10 funds opened new FTEK positions and 7 closed out — a net gain of 3 holders — while 8 added to existing stakes and 13 trimmed.

The largest buyer was Renaissance Technologies, adding an estimated $360K. The largest seller was Citadel Advisors, cutting an estimated $392K.

  • 46 institutional investors held Fuel Tech (FTEK) as of Q1 2026, up from 45 in Q4 2025.
  • Funds reported $9.22M of Fuel Tech stock for Q1 2026, down 22% quarter-over-quarter.
  • 10 funds opened new Fuel Tech positions in Q1 2026 and 7 closed out, a net change of +3 holders.
  • The largest Fuel Tech buyer in Q1 2026 was Renaissance Technologies, an estimated $360K added.
  • The largest Fuel Tech seller in Q1 2026 was Citadel Advisors, an estimated $392K sold.

Based on aggregated 13F filings for Q1 2026.