SLNH · Insider trading · 13F holders · Congress trades
Soluna Holdings, Inc (SLNH)
Who is buying and selling SLNH: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 5
- Insider buys, 90 days
- $117K
- Insider sales, 90 days
- $51K
- Congress trades, 12 months
- 0
SLNH at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 5 SLNH insiders filed 3 open-market purchases worth $117K and 8 sales worth $51K on SEC Form 4; 1 of the sales were pre-planned under Rule 10b5-1.
- 5 13F filers hold SLNH among their 50 largest positions, worth $1.9M combined. The biggest bets by portfolio weight are Alpine Fox Capital LLC (0.6%), Yorkville Advisors Global, LP (0.5%) and Scoggin Management LP (0.1%). In their latest 13Fs, 3 managers opened a new position and 0 added to one.
- No member of Congress has disclosed a trade in SLNH.
- SLNH last closed at $0.70 on Oct 29, 2026.
SLNH insider trading
Between Aug 1, 2026 and Oct 29, 2026, 5 SLNH insiders filed 3 open-market purchases worth $117K and 8 sales worth $51K on SEC Form 4; 1 of the sales were pre-planned under Rule 10b5-1.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Sep 24, 2026 | Thomas Jessica L. | Chief Accounting Officer | Sale | 30,000 | $1.26 | $38K | SEC |
| Sep 4, 2026 | Phelan William P | Director | Sale | 12,037 | $1.12 | $13K | SEC |
| Sep 1, 2026 | Phelan William P | Director | Sale | 8,227 | $12.18 | — | SEC |
| Sep 1, 2026 | Belizaire John | Chief Executive Officer, Director | Sale10b5-1 | 1,000 | $11.91 | — | SEC |
| Aug 31, 2026 | Picchi Michael | Chief Financial Officer | Buy | 20,000 | $1.13 | $23K | SEC |
| Aug 27, 2026 | Belizaire John | Chief Executive Officer, Director | Buy | 50,000 | $1.20 | $60K | SEC |
| Aug 27, 2026 | Phelan William P | Director | Sale | 14,961 | $12.05 | — | SEC |
| Aug 25, 2026 | Phelan William P | Director | Sale | 13,843 | $12.06 | — | SEC |
| Aug 24, 2026 | Picchi Michael | Chief Financial Officer | Buy | 30,000 | $1.15 | $34K | SEC |
| Aug 21, 2026 | Phelan William P | Director | Sale | 6,157 | $12.58 | — | SEC |
| Aug 18, 2026 | Hirshfield Edward R | Director | Sale | 9,007 | $12.34 | — | SEC |
Who owns SLNH? Hedge funds and superinvestors
5 13F filers hold SLNH among their 50 largest positions, worth $1.9M combined. The biggest bets by portfolio weight are Alpine Fox Capital LLC (0.6%), Yorkville Advisors Global, LP (0.5%) and Scoggin Management LP (0.1%). In their latest 13Fs, 3 managers opened a new position and 0 added to one.
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Alpine Fox Capital LLCAsset manager | 0.6% | $1.0M | 750,882 | New | Q2 2026 |
| Yorkville Advisors Global, LPHedge fund | 0.5% | $454K | 335,976 | +0.0% shares | Q2 2026 |
| Scoggin Management LPHedge fund | 0.1% | $338K | 250,000 | New | Q2 2026 |
| Azora Capital LPHedge fund | 0.0% | $32K | 23,934 | +0.0% shares | Q2 2026 |
| Marathon Strategic Advisors, LLCWealth manager | 0.0% | $24K | 21,450 | New | Q3 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 4). Screen SLNH in the grand portfolio →
SLNH stock trades by members of Congress
No member of Congress has disclosed a trade in SLNH.
SLNH questions and answers
Are insiders buying SLNH stock?
Between Aug 1, 2026 and Oct 29, 2026, 5 SLNH insiders filed 3 open-market purchases worth $117K and 8 sales worth $51K on SEC Form 4; 1 of the sales were pre-planned under Rule 10b5-1.
Which hedge funds own SLNH?
5 13F filers hold SLNH among their 50 largest positions, worth $1.9M combined. The biggest bets by portfolio weight are Alpine Fox Capital LLC (0.6%), Yorkville Advisors Global, LP (0.5%) and Scoggin Management LP (0.1%). In their latest 13Fs, 3 managers opened a new position and 0 added to one.
Has Congress traded SLNH?
No member of Congress has disclosed a trade in SLNH.
Who is the largest holder of SLNH?
Among 13F filers, Alpine Fox Capital LLC reports the largest SLNH position, $1.0M (750,882 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is Alpine Fox Capital LLC's: 0.6% of its portfolio.
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