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Fuelcell Energy Inc

FCEL
Exchange
Nasdaq
Industry
Electrical Industrial Apparatus
SEC CIK
0000886128

In the last 90 days, Fuelcell Energy Inc insiders filed 2 open-market purchases and 1 sale; 223 institutions reported holding it in 13F filings for Q2 2026, worth $1.48B in total; no superinvestor holds it.

Other share classesFCELB

Q3 2025 vs. Q2 2025

How the institutions holding Fuelcell Energy Inc changed between Q2 2025 and Q3 2025.

All holders in Q3 2025All holders in Q2 2025

13F holders of FCEL: Q2 2025 compared with Q3 2025
MeasureQ2 2025Of which not filed for Q3 2025Q3 2025Change
Holders1002117+19
Shares4.96M73.6K11.3M+6.37M (+130.3%)
Value$27.8M$412.7K$87.8M+$60.4M (+220.2%)

2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (34)

Institutions that held Fuelcell Energy Inc at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to FCEL in Q3 2025
InstitutionSharesValue% of portfolio
Renaissance Technologies LLC1,069,000$8.34M0.01%
Two Sigma Investments, LP685,699$5.35M0.01%
Two Sigma Advisers, LP562,497$4.39M0.01%
Trexquant Investment LP341,140$2.66M0.03%
Walleye Capital LLC287,113$2.24M0.02%
Qube Research & Technologies Ltd197,693$1.54M0.00%
Lighthouse Investment Partners, LLC185,000$1.44M0.05%
Connor, Clark & Lunn Investment Management Ltd.181,079$1.41M0.00%
Arosa Capital Management LP150,000$1.17M1.80%
Gsa Capital Partners LLP121,088$944.0K0.08%
MYDA Advisors LLC100,000$780.0K0.23%
PEAK6 LLC68,022$530.6K0.01%
LPL Financial LLC63,142$492.5K0.00%
Man Group plc61,603$480.5K0.00%
Virtu Financial LLC48,745$380.0K0.02%
XTX Topco Ltd47,630$371.5K0.02%
Citadel Advisors LLC46,657$363.9K0.00%
Bridgeway Capital Management, LLC32,000$249.6K0.01%
Sherbrooke Park Advisers LLC29,298$228.5K0.11%
Deutsche Bank AG18,357$143.2K0.00%
Acadian Asset Management LLC14,053$107.0K0.00%
PharVision Advisers, LLC13,667$106.6K0.06%
Independent Advisor Alliance10,270$80.1K0.00%
American Century Companies Inc10,167$79.3K0.00%
HighTower Advisors, LLC10,061$78.5K0.00%
Rockefeller Capital Management L.P.8,000$62.4K0.00%
Walleye Trading LLC3,777$29.5K0.00%
Golden State Wealth Management, LLC275$2.15K0.00%
Valley National Advisers Inc150$1.00K0.00%
Wealthspire Advisors, LLC63$4920.00%
Grey Fox Wealth Advisors, LLC51$3980.00%
Anfield Capital Management, LLC37$2890.00%
Sound Income Strategies, LLC16$1580.00%
PayPay Securities Corp1$50.00%

Sold out (15)

Institutions that held Fuelcell Energy Inc at the end of Q2 2025 and filed for Q3 2025 without it.

Not filed for Q3 2025 yet (2)

Institutions that held Fuelcell Energy Inc at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding FCEL in Q2 2025 that haven't filed for Q3 2025
InstitutionShares, Q2 2025Value, Q2 2025
Avantax Advisory Services, Inc.54,138$303.7K
Atria Wealth Solutions, Inc.19,435$109.0K