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 |
|---|---|---|---|---|---|---|
| 2026-08-28 | PICCHI MICHAEL Chief Financial Officer | Purchase | +20,000 | $1.13 | $23K | 1,431,250 |
| 2026-08-24 | PICCHI MICHAEL Chief Financial Officer | Purchase | +10,000 | $1.14 | $11K | 1,411,250 |
| 2026-08-20 | PICCHI MICHAEL Chief Financial Officer | Purchase | +20,000 | $1.15 | $23K | 1,401,250 |
| 2026-05-21 | PICCHI MICHAEL Chief Financial Officer | Purchase | +100,000 | $1.63 | $163K | 1,381,250 |
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