# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001104659-26-071183
Filing Date
2026-06-08
Accepted
2026-06-08 07:40:48
Documents
90
Period of Report
2026-04-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | fcel-20260430x10q.htm iXBRL | 10-Q | 2534874
2 | EX-10.4 | fcel-20260430xex10d4.htm | EX-10.4 | 67300
3 | EX-10.5 | fcel-20260430xex10d5.htm | EX-10.5 | 65983
4 | EX-31.1 | fcel-20260430xex31d1.htm | EX-31.1 | 12953
5 | EX-31.2 | fcel-20260430xex31d2.htm | EX-31.2 | 11701
6 | EX-32.1 | fcel-20260430xex32d1.htm | EX-32.1 | 5951
7 | EX-32.2 | fcel-20260430xex32d2.htm | EX-32.2 | 6595
8 | GRAPHIC | fcel-20260430x10q003.jpg | GRAPHIC | 6587
| Complete submission text file | 0001104659-26-071183.txt |  | 9529630

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
9 | EX-101.SCH | fcel-20260430.xsd | EX-101.SCH | 70588
10 | EX-101.CAL | fcel-20260430_cal.xml | EX-101.CAL | 73498
11 | EX-101.DEF | fcel-20260430_def.xml | EX-101.DEF | 281799
12 | EX-101.LAB | fcel-20260430_lab.xml | EX-101.LAB | 554760
13 | EX-101.PRE | fcel-20260430_pre.xml | EX-101.PRE | 423398
94 | EXTRACTED XBRL INSTANCE DOCUMENT | fcel-20260430x10q_htm.xml | XML | 1404563

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

EIN.: 060853042 | State of Incorp.: DE | Fiscal Year End: 1031
Type: 10-Q | Act: 34 | File No.: 001-14204 | Film No.: 261071043
SIC: 3620 Electrical Industrial Apparatus
(CF Office: 04 Manufacturing)