CIK 0000064463 · Non-accelerated filer<br>Smaller reporting company
Soluna Holdings, Inc
Sign in to watch- Ticker
- SLNH
- Exchange
- Nasdaq
- Industry
- Finance Services
- FY end
- Dec 31
- Incorporated
- NV
- Entity type
- operating
- EIN
- 141462255
- Phone
- 518-218-2500
- Business address
- 325 WASHINGTON AVENUE EXTENSION, ALBANY, NY, 12205
- Former names
- MECHANICAL TECHNOLOGY INC
Securities
- SLNH Common Stock Nasdaq
- SLNHP 9.0% Series A Cumulative Perpetual Preferred Stock Nasdaq
- Open-market buys, last 90 days
- $117,000
- in 3 filings
- Open-market sales, last 90 days
- $699,359
- in 8 filings, $12K under 10b5-1 plans
Net −$582,359. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-12-01 | OReilly Mary Jennifer Chief People Officer | Grant or award | +685,074 | 977,274 | ||
| 2025-12-01 | MICHAELS DAVID C Chief Financial Officer | Grant or award | +801,222 | 1,180,804 | ||
| 2025-12-01 | Marusak Thomas J Director | Grant or award | +801,222 | 1,149,040 | ||
| 2025-12-01 | Lipman Matthew E. Director | Grant or award | +685,074 | 977,402 | ||
| 2025-12-01 | Hirshfield Edward R Director | Grant or award | +685,074 | 976,318 | ||
| 2025-12-01 | Hazelip William Director | Grant or award | +685,074 | 976,458 | ||
| 2025-12-01 | Budzyn Agnieszka Teresa Director | Grant or award | +350,000 | 485,000 | ||
| 2025-12-01 | Bottomley John Director | Grant or award | +685,074 | 977,158 | ||
| 2025-12-01 | Belizaire John Chief Executive Officer | Grant or award | +2,861,788 | 4,074,266 | ||
| 2025-11-28 | Hirshfield Edward R Director | Sale | −1,000 | $8.75 | $9K | 13,748 |
| 2025-11-24 | Hirshfield Edward R Director | Sale | −1,000 | $8.00 | $8K | 14,748 |
| 2025-11-21 | Hirshfield Edward R Director | Sale | −100 | $7.45 | $745 | 17,648 |
| 2025-11-21 | Hirshfield Edward R Director | Sale | −1,900 | $7.18 | $14K | 15,748 |
| 2025-11-21 | Belizaire John Chief Executive Officer | Sale | −4,300 | $1.45 | $6K | 1,217,400 |
| 2025-11-21 | Belizaire John Chief Executive Officer | Sale | −4,922 | $1.44 | $7K | 1,212,478 |
| 2025-11-21 | Phelan William P Director | Gift | −36,500 | 134,971 | ||
| 2025-11-20 | Phelan William P Director | Sale | −500 | $7.80 | $4K | 171,471 |
| 2025-11-19 | Phelan William P Director | Sale | −100 | $7.58 | $758 | 171,971 |
| 2025-10-15 | Budzyn Agnieszka Teresa Director | Grant or award | +135,000 | 135,000 | ||
| 2025-09-01 | TOPOREK MICHAEL Director | Grant or award | +1,003,176 | 2,927,668 |
Page 4 of 7 · 140 trades