SLNH Insider Trading
Insider Ownership Percentage: 10.10%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $50,253.00
Soluna Share Price & Price History
Current Price: $1.49
Price Change: ▲ Price Increase of +0.22 (17.32%)
As of 12/19/2025 05:00 PM ET
Soluna Insider Trading History
| Transaction Date | Insider Name | Title | Buy/Sell | Number of Shares | Average Share Price | Total Transaction | Shares Held After Transaction | Details |
|---|
| 12/16/2025 | William P Phelan | Director | Sell | 1,300 | $1.41 | $1,833.00 | 1,318,715 |  |
| 6/11/2025 | William P Phelan | Director | Sell | 3,350 | $2.80 | $9,380.00 | 172,071 | |
| 6/10/2025 | Jessica L Thomas | CAO | Sell | 3,300 | $2.80 | $9,240.00 | 3,400 | |
| 6/10/2025 | William P Phelan | Director | Sell | 10,000 | $2.98 | $29,800.00 | 175,421 | |
| 12/11/2024 | Michael Toporek | Director | Sell | 574 | $10.00 | $5,740.00 | 1,246,188 | |
| 12/9/2024 | Michael Toporek | Director | Sell | 208 | $10.60 | $2,204.80 | 1,246,862 | |
| 12/5/2024 | Michael Toporek | Director | Sell | 12 | $11.50 | $138.00 | 1,247,070 | |
| 11/21/2024 | Mary Jennifer Oreilly | Insider | Sell | 2,000 | $11.48 | $22,960.00 | 15,000 | |
| 11/19/2024 | Edward R Hirshfield | Director | Sell | 8,741 | $11.76 | $102,794.16 | 17,748 | |
| 11/19/2024 | Jessica L Thomas | CAO | Sell | 3,300 | $11.98 | $39,534.00 | 6,700 | |
| 11/19/2024 | Mary Jennifer Oreilly | Insider | Sell | 3,000 | $11.82 | $35,460.00 | 17,000 | |
| 11/7/2024 | Michael Toporek | Director | Sell | 24,420 | $3.59 | $87,667.80 | 30,980 | |
| 11/5/2024 | Michael Toporek | Director | Sell | 11,000 | $3.23 | $35,530.00 | 79,100 | |
| 10/31/2024 | Michael Toporek | Director | Sell | 8,000 | $3.44 | $27,520.00 | 142,000 | |
| 12/15/2023 | David C Michaels | CFO | Buy | 3,000 | $3.25 | $9,750.00 | 5,669 | |
| 12/13/2023 | David C Michaels | CFO | Buy | 2,300 | $3.00 | $6,900.00 | 2,300 | |
| 12/12/2023 | Jessica L. Thomas | CAO | Sell | 622 | $3.59 | $2,232.98 | | |
| 12/12/2023 | John Belizaire | CEO | Sell | 1,463 | $4.00 | $5,852.00 | 2,150 | |
Soluna Institutional Trading History
| Reporting Date | Hedge Fund | Shares Held | Market Value | % of Portfolio | Quarterly Change in Shares | Ownership in Company | Details |
|---|
| 11/17/2025 | Scientech Research LLC | 13,309 | $31K | 0.0% | N/A | 0.019% |  |
| 11/17/2025 | Millennium Management LLC | 200,279 | $0.47M | 0.0% | N/A | 0.293% | |
| 11/17/2025 | Focus Partners Wealth | 10,720 | $25K | 0.0% | N/A | 0.016% | |
| 11/17/2025 | Azora Capital LP | 14,856 | $35K | 0.0% | N/A | 0.022% | |
| 11/5/2025 | SBI Securities Co. Ltd. | 13,393 | $31K | 0.0% | -79.3% | 0.020% | |
| 10/8/2025 | Fiduciary Alliance LLC | 38,000 | $89K | 0.0% | N/A | 0.062% | |
| 8/8/2025 | SBI Securities Co. Ltd. | 64,766 | $37K | 0.0% | +118.8% | 0.356% | |
| 3/6/2025 | Arcadia Wealth Management Inc. | 19,800 | $42K | 0.0% | N/A | 0.236% | |
| 2/14/2025 | Dimensional Fund Advisors LP | 23,041 | $48K | 0.0% | +67.2% | 0.275% | |
| 2/13/2025 | Renaissance Technologies LLC | 77,900 | $0.16M | 0.0% | -46.5% | 0.931% | |
| 2/6/2025 | SBI Securities Co. Ltd. | 39,233 | $82K | 0.0% | N/A | 0.469% | |
| 11/20/2024 | Virtu Financial LLC | 11,506 | $36K | 0.0% | N/A | 0.137% | |
| 11/15/2024 | State Street Corp | 11,594 | $36K | 0.0% | N/A | 0.146% | |
| 11/7/2024 | TrinityPoint Wealth LLC | 22,027 | $69K | 0.0% | -24.3% | 0.382% | |
| 8/16/2024 | Coastal Bridge Advisors LLC | 10,000 | $61K | 0.0% | N/A | 0.255% | |
| 2/8/2024 | TrinityPoint Wealth LLC | 10,747 | $43K | 0.0% | -96.0% | 0.668% | |
| 5/4/2023 | TrinityPoint Wealth LLC | 346,058 | $93K | 0.0% | +1,824.9% | 1.402% | |
| 8/10/2022 | Cerity Partners LLC | 69,300 | $0.28M | 0.0% | N/A | 0.495% | |
| 7/22/2022 | Savant Capital LLC | 38,945 | $0.16M | 0.0% | N/A | 0.278% | |
Data available starting January 2016
Soluna Holdings, Inc. together with its subsidiaries, engages in the mining of cryptocurrency through data centers. It operates through two segments, Cryptocurrency Mining and Data Center Hosting. The company also operates in the blockchain business. In addition, the company develops and builds modular data centers that use for cryptocurrency mining. Further, it provides data center hosting services, including electrical power and network connectivity to cryptocurrency mining customers. The company was formerly known as Mechanical Technology Inc and as changed to Soluna Holdings, Inc. Soluna Holdings, Inc. was incorporated in 1961 and is headquartered in Albany, New York.
Read More on Soluna
Volume
6,296,260 shs
Average Volume
5,315,493 shs
Market Capitalization
$101.95 million
P/E Ratio
N/A
Dividend Yield
N/A
Beta
4.83
Who are the company insiders with the largest holdings of Soluna?
Soluna's top insider investors include:
- William P Phelan (Director)
- Michael Toporek (Director)
- David C Michaels (CFO)
- Edward R Hirshfield (Director)
- Mary Jennifer Oreilly (Insider)
- Jessica L Thomas (CAO)
Learn More about top insider investors at Soluna.
Who are the major institutional investors of Soluna?
Which institutional investors are selling Soluna stock?
During the previous quarter, SLNH stock was sold by these institutional investors:
- SBI Securities Co. Ltd.
Within the last year, company insiders that have sold Soluna company stock include:
- William P Phelan (Director)
- Michael Toporek (Director)
- David C Michaels (CFO)
- Edward R Hirshfield (Director)
Learn More investors selling Soluna stock.
Which institutional investors are buying Soluna stock?
Within the last quarter, SLNH stock was bought by institutional investors including:
- Millennium Management LLC
- Fiduciary Alliance LLC
- Azora Capital LP
- Scientech Research LLC
- Focus Partners Wealth
