Key facts
- This page summarizes Natica von Althann's Form 4 filing for FUELCELL ENERGY INC (FCEL).
- 2 reported transactions and 1 derivative row are listed below.
- Accepted by SEC: 22 Apr 2026, 18:48.
Natica von Althann - 21 Apr 2026 Form 4 Insider Report for FUELCELL ENERGY INC (FCEL)
- Reporting relationship
- Director
- Issuer ticker
- FCEL
- Reported as of
- 21 Apr 2026
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 22 Apr 2026, 18:48:51 UTC
- Prior SEC filing
- 10 Apr 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Michael S. Bishop, As Power of Attorney
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Natica von Althann filed Form 4 for FUELCELL ENERGY INC (FCEL) on 22 Apr 2026.
Change
- Previous filing in this sequence was filed on 10 Apr 2026.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001477502
Primary reporting owner
von Althann Natica
- Relationship
- Director
- Address
- C/O FUELCELL ENERGY, INC, 3 GREAT PASTURE ROAD, DANBURY
- Signature
- /s/ Michael S. Bishop, As Power of Attorney
- Signature date
- 22 Apr 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
FCEL
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +23,859
- Change %
- +18495%
- Price
- $0.000000*
- Shares after
- 23,988
- Date
- 21 Apr 2026
- Ownership
- Direct
- Footnotes
- F1, F2
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
FCEL
transaction
Derivative
Director Restricted Stock Unit
Options Exercise
- Transaction value
- Shares
- -23,859
- Change %
- -100%
- Price
- $0.000000*
- Shares after
- 0
- Date
- 21 Apr 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 23,859
- Exercise price
- Footnotes
- F1, F3
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 3 footnotes
Footnote F1
Restricted stock units (RSUs") were converted into common stock on a one-for-one basis.
Footnote F2
Reflects the 1-for-30 reverse stock split effected by the Issuer on November 8, 2024.
Footnote F3
These RSUs (i) vested on April 21, 2026, and (ii) were settled in shares of the Company's common stock.