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FuelCell Energy
FCEL

117 hedge funds and large institutions have $87.8M invested in FuelCell Energy in 2025 Q3 according to their latest regulatory filings, with 34 funds opening new positions, 25 increasing their positions, 25 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed

215% more capital invested

Capital invested by funds: $27.8M → $87.8M (+$59.9M)

127% more first-time investments, than exits

New positions opened: 34 | Existing positions closed: 15

61% more call options, than puts

Call options by funds: $18.2M | Put options by funds: $11.3M

17% more funds holding

Funds holding: 100 → 117 (+17)

13.08% more ownership

Funds ownership: 21.76% → 34.84% (+13%)

0% more repeat investments, than reductions

Existing positions increased: 25 | Existing positions reduced: 25

Holders
117
Holders Change
+17
Holders Change %
+17%
% of All Funds
1.54%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
34
Increased
25
Reduced
25
Closed
15
Calls
$18.2M
Puts
$11.3M
Net Calls
+$6.88M
Net Calls Change
+$2.83M

Top Buyers

Rank Fund Capital Flow
1
Renaissance Technologies
Renaissance Technologies
New York
+$5.81M
2
Two Sigma Investments
Two Sigma Investments
New York
+$3.73M
3
Marshall Wace
Marshall Wace
United Kingdom
+$3.54M
4
Invesco
Invesco
Georgia
+$3.08M
5
Two Sigma Advisers
Two Sigma Advisers
New York
+$3.06M

Top Sellers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
-$749K
2
Charles Schwab
Charles Schwab
California
-$638K
3
Federated Hermes
Federated Hermes
Pennsylvania
-$364K
4
SPS
Susquehanna Portfolio Strategies
Pennsylvania
-$273K
5
TSS
Two Sigma Securities
New York
-$194K
Name Holding Trade Value Shares
Change 		Change in
Stake
HighTower Advisors
51
HighTower Advisors
Illinois
$78.5K +$54.7K +10,061 New
MWM
52
MinichMacGregor Wealth Management
New York
$78.1K – – –
Rockefeller Capital Management
53
Rockefeller Capital Management
New York
$62.4K +$43.5K +8,000 New
CIAM
54
Caitong International Asset Management
Hong Kong
$59.4K +$38.5K +7,080 +1,316%
Citigroup
55
Citigroup
New York
$43.3K -$44.4K -8,167 -60%
BCV
56
Banque Cantonale Vaudoise
Switzerland
$43K – – –
Fidelity Investments
57
Fidelity Investments
Massachusetts
$35.3K +$13.4K +2,470 +120%
JP Morgan Chase
58
JP Morgan Chase
New York
$29.6K – – –
Walleye Trading
59
Walleye Trading
New York
$29.5K +$20.5K +3,777 New
QL
60
Quarry LP
New York
$19.7K -$6.64K -1,221 -33%
SS
61
SBI Securities
Japan
$18K +$3.82K +703 +44%
Simplex Trading
62
Simplex Trading
Illinois
$17K -$91.3K -16,798 -88%
LSA
63
Leonteq Securities AG
Switzerland
$14K -$165K -30,274 -94%
National Bank of Canada
64
National Bank of Canada
Quebec, Canada
$9.96K -$58.2K -10,700 -89%
PNC Financial Services Group
65
PNC Financial Services Group
Pennsylvania
$8.45K -$1.2K -221 -17%
SFFS
66
Stonehage Fleming Financial Services
Jersey
$7.35K – – –
Osaic Holdings
67
Osaic Holdings
Arizona
$6.84K +$391 +72 +6%
PCFFS
68
Pacific Center for Financial Services
California
$5.48K – – –
TWC
69
TD Waterhouse Canada
Ontario, Canada
$5.26K +$2.57K +473 +364%
Zurich Cantonal Bank
70
Zurich Cantonal Bank
Switzerland
$3.7K – – –
GI
71
GAMMA Investing
California
$3.03K +$255 +47 +14%
Wells Fargo
72
Wells Fargo
California
$2.55K -$919 -169 -34%
MPWT
73
MassMutual Private Wealth & Trust
Connecticut
$2.34K -$1.55K -286 -49%
Comerica Bank
74
Comerica Bank
Texas
$2.21K – – –
GSWM
75
Golden State Wealth Management
California
$2.15K +$1.5K +275 New
1 2
3
4 5

FCEL Hedge Fund Activity: Q3 2025 in Review

117 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in FuelCell Energy (FCEL) for Q3 2025, worth a combined $87.8M — up 215% from $27.8M a quarter earlier.

Buyers outnumbered sellers: 34 funds opened new FCEL positions and 15 closed out — a net gain of 19 holders — while 25 added to existing stakes and 25 trimmed.

The largest buyer was Renaissance Technologies, opening a new position worth an estimated $5.81M. The largest seller was Millennium Management, cutting an estimated $749K.

  • 117 institutional investors held FuelCell Energy (FCEL) as of Q3 2025, up from 100 in Q2 2025.
  • Funds reported $87.8M of FuelCell Energy stock for Q3 2025, up 215% quarter-over-quarter.
  • 34 funds opened new FuelCell Energy positions in Q3 2025 and 15 closed out, a net change of +19 holders.
  • The largest FuelCell Energy buyer in Q3 2025 was Renaissance Technologies, an estimated $5.81M added.
  • The largest FuelCell Energy seller in Q3 2025 was Millennium Management, an estimated $749K sold.

Based on aggregated 13F filings for Q3 2025.