Soluna Holdings Inc.
Last updated September 27, 2026
Organization details
- Legal name
- Soluna Holdings Inc.
- Former names
- Mechanical Technology Inc
- Ownership
- Public
- Status
- Active
- SIC code
- 6199 — Finance Services
- Jurisdiction of incorporation
- Nevada
- Headquarters city
- Albany
- Headquarters state / province
- New York
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- SLNH
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0000064463
- EIN
- 14-1462255
Board of directors
-
Agnieszka Teresa Budzyn · DirectorSince 2025
-
David C. Michaels · Director · Chief Financial OfficerSince 2023
-
Edward R. Hirshfield · DirectorSince 2024
-
John Belizaire · Director · Chief Executive OfficerSince 2023
-
John Bottomley · DirectorSince 2024
-
Matthew E. Lipman · DirectorSince 2024
-
Michael Toporek · DirectorSince 2024
-
Thomas J. Marusak · DirectorSince 2024
-
William Hazelip · DirectorSince 2024
-
William P. Phelan · DirectorSince 2024
Chief executives
John Belizaire
· Chief Executive Officer
Dates unknown
Director election results
Annual meeting of June 29, 2023. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
92.1%
-
92.2%
-
94.8%
Board connections
2 of this board's directors also sit on 1 other board.
- via Matthew E. Lipman and Michael Toporek
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $280,000
- 5 purchases by 2 insiders
- Sold, last 12 months
- $1,357,571
- 40 sales by 7 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 23, 2026 | Thomas Jessica L. Officer (Chief Accounting Officer) | Open-market sale | −30,000 | $1.26 | $37,800 |
| Sep 3, 2026 | William P. Phelan Director | Open-market sale | −12,037 | $1.12 | $13,481 |
| Sep 1, 2026 | John Belizaire Director, Officer (Chief Executive Officer) | Open-market sale | −1,000 | $11.91 | $11,910 |
| Sep 1, 2026 | OReilly Mary Jennifer Officer (Chief People Officer) | Shares withheld for tax | −16,189 | $1.05 | $16,998 |
| Sep 1, 2026 | Thomas Jessica L. Officer (Chief Accounting Officer) | Shares withheld for tax | −5,343 | $1.05 | $5,610 |
| Aug 31, 2026 | William P. Phelan Director | Open-market sale | −3,188 | $12.08 | $38,511 |
| Aug 28, 2026 | PICCHI MICHAEL Officer (Chief Financial Officer) | Open-market purchase | +20,000 | $1.13 | $22,600 |
| Aug 28, 2026 | William P. Phelan Director | Open-market sale | −5,039 | $12.25 | $61,728 |
| Aug 27, 2026 | William P. Phelan Director | Open-market sale | −8,099 | $12.08 | $97,836 |
| Aug 26, 2026 | John Belizaire Director, Officer (Chief Executive Officer) | Open-market purchase | +50,000 | $1.20 | $60,000 |
| Aug 26, 2026 | William P. Phelan Director | Open-market sale | −1,862 | $12.09 | $22,512 |
| Aug 25, 2026 | William P. Phelan Director | Open-market sale | −5,000 | $12.00 | $60,000 |
| Aug 24, 2026 | PICCHI MICHAEL Officer (Chief Financial Officer) | Open-market purchase | +10,000 | $1.14 | $11,400 |
| Aug 24, 2026 | William P. Phelan Director | Open-market sale | −5,000 | $11.66 | $58,300 |
| Aug 21, 2026 | William P. Phelan Director | Open-market sale | −8,843 | $12.29 | $108,680 |
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