There is a long list of 233 institutional holders of FCEL within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of FCEL by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-FCEL table below, the initial column indicates the name of each top institutional holder of FCEL, with a link to that fund's top holdings. The next columns indicate the amount of FCEL stock held by each of the institutional holders of FCEL, followed by the FCEL position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
Vanguard Group Inc.	42,555,798	$68,089	12/31/2023
FCEL	42,555,798	$68,089	12/31/2023
BlackRock Inc.	35,027,576	$56,044	12/31/2023
FCEL	35,027,576	$56,044	12/31/2023
Legal & General Group Plc	17,636,206	$29,767	12/31/2023
FCEL	17,636,206	$29,767	12/31/2023
State Street Corp	16,342,866	$26,149	12/31/2023
FCEL	16,342,866	$26,149	12/31/2023
Geode Capital Management LLC	9,889,377	$15,825	12/31/2023
FCEL	9,889,377	$15,825	12/31/2023
Invesco Ltd.	6,395,005	$10,232	12/31/2023
FCEL	6,395,005	$10,232	12/31/2023
Northern Trust Corp	4,465,868	$7,145	12/31/2023
FCEL	4,465,868	$7,145	12/31/2023
Charles Schwab Investment Management Inc.	3,571,508	$5,714	12/31/2023
FCEL	3,571,508	$5,714	12/31/2023
Barclays PLC	3,235,611	$5,176	12/31/2023
FCEL	3,235,611	$5,176	12/31/2023
Morgan Stanley	2,758,915	$4,414	12/31/2023
FCEL	2,758,915	$4,414	12/31/2023
Mirae Asset Global Investments Co. Ltd.	2,510,550	$4,017	12/31/2023
FCEL	2,510,550	$4,017	12/31/2023
SG Americas Securities LLC	2,370,866	$3,793	12/31/2023
FCEL	2,370,866	$3,793	12/31/2023
Two Sigma Investments LP	2,254,515	$3,607	12/31/2023
FCEL	2,254,515	$3,607	12/31/2023
First Trust Advisors LP	2,252,211	$3,604	12/31/2023
FCEL	2,252,211	$3,604	12/31/2023
Citadel Advisors LLC		$3,339	12/31/2023
FCEL	1,889,670	$3,023	12/31/2023
Call	444,600	$711	12/31/2023
Put	246,700	$395	12/31/2023
Nuveen Asset Management LLC	1,913,203	$3,061	12/31/2023
FCEL	1,913,203	$3,061	12/31/2023
Zurcher Kantonalbank Zurich Cantonalbank	2,393,487	$2,848	03/31/2024
FCEL	2,393,487	$2,848	03/31/2024
Amundi	1,741,474	$2,786	12/31/2023
FCEL	1,741,474	$2,786	12/31/2023
Goldman Sachs Group Inc.		$2,722	12/31/2023
FCEL	1,987,991	$3,181	12/31/2023
Put	286,800	$459	12/31/2023
Jane Street Group LLC		$2,406	12/31/2023
FCEL	1,462,173	$2,339	12/31/2023
Call	80,400	$129	12/31/2023
Put	38,900	$62	12/31/2023
Allianz Asset Management GmbH	1,488,300	$2,381	12/31/2023
FCEL	1,488,300	$2,381	12/31/2023
Caxton Associates LP	1,457,980	$2,333	12/31/2023
FCEL	1,457,980	$2,333	12/31/2023
UBS Group AG		$1,958	12/31/2023
FCEL	688,952	$1,102	12/31/2023
Call	535,248	$856	12/31/2023
Bank of New York Mellon Corp	1,562,859	$1,860	03/31/2024
FCEL	1,562,859	$1,860	03/31/2024
D. E. Shaw & Co. Inc.	1,148,299	$1,837	12/31/2023
FCEL	1,148,299	$1,837	12/31/2023
Rafferty Asset Management LLC	1,081,062	$1,730	12/31/2023
FCEL	1,081,062	$1,730	12/31/2023
Schonfeld Strategic Advisors LLC	1,007,898	$1,613	12/31/2023
FCEL	1,007,898	$1,613	12/31/2023
Verition Fund Management LLC	969,724	$1,552	12/31/2023
FCEL	969,724	$1,552	12/31/2023
Credit Suisse AG	932,014	$1,491	12/31/2023
FCEL	932,014	$1,491	12/31/2023
Alliancebernstein L.P.	902,650	$1,444	12/31/2023
FCEL	902,650	$1,444	12/31/2023
Davy Global Fund Management Ltd	898,605	$1,438	12/31/2023
FCEL	898,605	$1,438	12/31/2023
Swiss National Bank	894,000	$1,430	12/31/2023
FCEL	894,000	$1,430	12/31/2023
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	869,624	$1,391	12/31/2023
FCEL	869,624	$1,391	12/31/2023
Dimensional Fund Advisors LP	856,345	$1,371	12/31/2023
FCEL	856,345	$1,371	12/31/2023
UBS Asset Management Americas Inc.	819,102	$1,311	12/31/2023
FCEL	819,102	$1,311	12/31/2023
Healthcare of Ontario Pension Plan Trust Fund	810,462	$1,297	12/31/2023
FCEL	810,462	$1,297	12/31/2023
Mitsubishi UFJ Kokusai Asset Management Co. Ltd.	845,794	$1,260	12/31/2023
FCEL	845,794	$1,260	12/31/2023
Rhumbline Advisers	764,328	$1,223	12/31/2023
FCEL	764,328	$1,223	12/31/2023
Royal Bank of Canada	761,137	$1,219	12/31/2023
FCEL	761,137	$1,219	12/31/2023
Penserra Capital Management LLC	717,842	$1,148	12/31/2023
FCEL	717,842	$1,148	12/31/2023
JPMorgan Chase & Co.	600,470	$961	12/31/2023
FCEL	600,470	$961	12/31/2023
Susquehanna International Group LLP		$836	12/31/2023
Call	943,000	$1,509	12/31/2023
Put	833,100	$1,333	12/31/2023
FCEL	412,324	$660	12/31/2023
California State Teachers Retirement System	476,102	$762	12/31/2023
FCEL	476,102	$762	12/31/2023
Toroso Investments LLC	460,236	$736	12/31/2023
FCEL	460,236	$736	12/31/2023
Bank of America Corp DE	387,913	$621	12/31/2023
FCEL	387,913	$621	12/31/2023
Group One Trading L.P.		$582	12/31/2023
Call	204,800	$328	12/31/2023
FCEL	203,524	$326	12/31/2023
Put	44,900	$72	12/31/2023
Price T Rowe Associates Inc. MD	337,632	$541	12/31/2023
FCEL	337,632	$541	12/31/2023
Wolverine Trading LLC		$508	12/31/2023
Call	341,900	$547	12/31/2023
Put	39,600	$63	12/31/2023
FCEL	15,305	$24	12/31/2023
Squarepoint Ops LLC	317,118	$507	12/31/2023
FCEL	317,118	$507	12/31/2023
BNP Paribas Arbitrage SA	305,760	$489	12/31/2023
FCEL	305,760	$489	12/31/2023