Mailing Address 3 GREAT PASTURE ROAD DANBURY CT 06810
Business Address 3 GREAT PASTURE ROAD DANBURY CT 06810 2038256000
FUELCELL ENERGY INC CIK#: 0000886128 (see all company filings)

SIC: 3620 - ELECTRICAL INDUSTRIAL APPARATUS
State location: CT | State of Inc.: DE | Fiscal Year End: 1031
formerly: ENERGY RESEARCH CORP /NY/ (filings through 1999-06-14)
(CF Office: 04 Manufacturing)
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Items 1 - 40  0000886128 Filings RSS Feed
Filings Format Description Filed/Effective File/Film Number
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001558370-25-006508 (34 Act)  Size: 233 KB
2025-05-06 001-14204
25917644
SCHEDULE 13G  Documents Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000932471-25-000449 (34 Act)  Size: 6 KB
2025-04-30 005-42494
25891915
S-3  Documents Registration statement under Securities Act of 1933
Acc-no: 0001104659-25-041391 (33 Act)  Size: 927 KB
2025-04-29 333-286842
25891731
8-K  Documents   Interactive Data Current report, items 5.02 and 9.01
Acc-no: 0001558370-25-005823 (34 Act)  Size: 244 KB
2025-04-29 001-14204
25887071
S-8  Documents Securities to be offered to employees in employee benefit plans
Acc-no: 0001104659-25-036891 (33 Act)  Size: 106 KB
2025-04-21 333-286655
25854163
8-K  Documents   Interactive Data Current report, items 5.02, 5.07, and 9.01
Acc-no: 0001558370-25-005071 (34 Act)  Size: 412 KB
2025-04-21 001-14204
25853178
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001104659-25-031689 (34 Act)  Size: 37 KB
2025-04-03 001-14204
25809754
8-K  Documents   Interactive Data Current report, item 8.01
Acc-no: 0001104659-25-031683 (34 Act)  Size: 201 KB
2025-04-03 001-14204
25809652
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001558370-25-002637 (34 Act)  Size: 7 MB
2025-03-11 001-14204
25725874
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0001558370-25-002636 (34 Act)  Size: 4 MB
2025-03-11 001-14204
25725866
EFFECT  Documents Notice of Effectiveness
Acc-no: 9999999995-25-000619 (33 Act)  Size: 1 KB
2025-03-10 333-274971
25725680
424B5  Documents Prospectus [Rule 424(b)(5)]
Acc-no: 0001104659-25-022217 (33 Act)  Size: 345 KB
2025-03-10 333-274971
25724856
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001104659-25-021384 Size: 15 KB
2025-03-06
CORRESP  Documents [Cover]Correspondence
Acc-no: 0001104659-25-020923 Size: 19 KB
2025-03-05
POS AM  Documents Post-Effective amendments for registration statement
Acc-no: 0001104659-25-020908 (33 Act)  Size: 471 KB
2025-03-05 333-274971
25711925
ARS  Documents Annual Report to Security Holders
Acc-no: 0001558370-25-001311 (34 Act)  Size: 6 MB
2025-02-21 001-14204
25652168
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001558370-25-001310 (34 Act)  Size: 431 KB
2025-02-21 001-14204
25652136
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0001558370-25-001307 (34 Act)  Size: 7 MB
2025-02-21 001-14204
25652094
SCHEDULE 13G  Documents Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000764068-25-000010 (34 Act)  Size: 14 KB
2025-02-13 005-42494
25617170
8-K  Documents   Interactive Data Current report, items 5.02, 8.01, and 9.01
Acc-no: 0001558370-25-000037 (34 Act)  Size: 300 KB
2025-01-06 001-14204
25512103
UPLOAD  Documents [Cover]SEC-generated letter
Acc-no: 0000000000-25-000101 Size: 42 KB
2025-01-06 333-274971
POS AM  Documents Post-Effective amendments for registration statement
Acc-no: 0001104659-24-132194 (33 Act)  Size: 513 KB
2024-12-27 333-274971
241586514
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001558370-24-016497 (34 Act)  Size: 15 MB
2024-12-27 001-14204
241586193
POSASR  Documents   Interactive Data Post-effective Amendment to an automatic shelf registration statement
Acc-no: 0001104659-24-132169 (33 Act)  Size: 722 KB
2024-12-27 333-274971
241586068
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0001558370-24-016369 (34 Act)  Size: 4 MB
2024-12-19 001-14204
241560976
8-K  Documents   Interactive Data Current report, item 8.01
Acc-no: 0001558370-24-015928 (34 Act)  Size: 156 KB
2024-11-26 001-14204
241498155
8-K  Documents   Interactive Data Current report, items 2.02, 2.05, and 9.01
Acc-no: 0001558370-24-015778 (34 Act)  Size: 209 KB
2024-11-15 001-14204
241465847
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000932471-24-001103 (34 Act)  Size: 6 KB
2024-11-12 005-42494
241447880
8-K  Documents   Interactive Data Current report, items 3.03, 5.03, 7.01, and 9.01
Acc-no: 0001104659-24-115093 (34 Act)  Size: 284 KB
2024-11-07 001-14204
241433399
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000932471-24-000217 (34 Act)  Size: 5 KB
2024-11-04 005-42494
241421223
8-K  Documents   Interactive Data Current report, item 5.07
Acc-no: 0001558370-24-014138 (34 Act)  Size: 164 KB
2024-11-01 001-14204
241419075
PX14A6G  Documents Notice of exempt solicitation submitted by non-management
Acc-no: 0001477932-24-005909 (34 Act)  Size: 26 KB
2024-09-25 001-14204
241321064
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001558370-24-012847 (34 Act)  Size: 410 KB
2024-09-17 001-14204
241304991
DEF 14A  Documents Other definitive proxy statements
Acc-no: 0001558370-24-012846 (34 Act)  Size: 960 KB
2024-09-17 001-14204
241304974
PRE 14A  Documents Other preliminary proxy statements
Acc-no: 0001558370-24-012657 (34 Act)  Size: 984 KB
2024-09-06 001-14204
241285177
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001558370-24-012598 (34 Act)  Size: 11 MB
2024-09-05 001-14204
241279958
8-K  Documents   Interactive Data Current report, items 2.02, 7.01, and 9.01
Acc-no: 0001558370-24-012595 (34 Act)  Size: 4 MB
2024-09-05 001-14204
241279951
8-K  Documents   Interactive Data Current report, items 5.03 and 9.01
Acc-no: 0001104659-24-096939 (34 Act)  Size: 795 KB
2024-09-04 001-14204
241278430
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001558370-24-012386 (34 Act)  Size: 80 KB
2024-08-20 001-14204
241222693
8-K  Documents   Interactive Data Current report, items 8.01 and 9.01
Acc-no: 0001558370-24-012385 (34 Act)  Size: 214 KB
2024-08-20 001-14204
241222687