Soluna Holdings Inc
Ownership
Ownership Structure
Who owns Soluna Holdings Inc (SLNH)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 76.4% of the shares are freely tradable; institutional investors hold 12.3%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 3.41 | 8,330,254 | +961.2 | 06/30/2026 |
| Nuveen, LLC | 2.28 | 5,577,158 | +0.0 | 06/30/2026 |
| Vident Advisory, LLC | 2.14 | 5,227,200 | +7,771.9 | 06/30/2026 |
| Vanguard Capital Management, LLC | 1.91 | 4,661,391 | +643.6 | 06/30/2026 |
| Geode Capital Management, LLC | 1.59 | 3,889,529 | +44.8 | 06/30/2026 |
| J. Goldman & Co LP | 0.97 | 2,384,409 | +0.0 | 06/30/2026 |
| State Street Corp | 0.75 | 1,824,507 | +523.4 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 2.40 | 5,876,950 | +56.0 | 09/30/2026 |
| CoinShares Bitcoin Mng and Dgtl Pwr ETF | 1.86 | 4,552,798 | -7.0 | 09/30/2026 |
| iShares Russell 2000 ETF | 1.25 | 3,056,723 | -1.1 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Carver Ryan | Chief Development Officer | 3,200,000 | 1,867,200 $ | Aug 1, 2026 | direct |
| Phelan William P | Director | 2,279,985 | 1,330,371 $ | Sep 3, 2026 | direct |
| OReilly Mary Jennifer | Chief People Officer | 1,687,486 | 984,648 $ | Sep 1, 2026 | direct |
| Thomas Jessica L. | Chief Accounting Officer | 1,481,417 | 864,407 $ | Sep 23, 2026 | direct |
| Picchi Michael | Chief Financial Officer | 1,431,250 | 835,134 $ | Aug 28, 2026 | direct |
| Belizaire John | Chief Executive Officer | 98,042 | 57,208 $ | Sep 1, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 23, 2026 | Thomas Jessica L. | Chief Accounting Officer | Sell | 30,000 | 1.26 | 37,800 |
| Sep 3, 2026 | Phelan William P | Director | Sell | 12,037 | 1.12 | 13,481 |
| Sep 1, 2026 | OReilly Mary Jennifer | Chief People Officer | Other | 16,189 | 1.05 | 16,998 |
| Sep 1, 2026 | Thomas Jessica L. | Chief Accounting Officer | Other | 5,343 | 1.05 | 5,610 |
| Sep 1, 2026 | Belizaire John | Chief Executive Officer | Sell | 1,000 | 11.91 | 11,910 |
| Aug 31, 2026 | Phelan William P | Director | Sell | 3,188 | 12.08 | 38,511 |
| Aug 28, 2026 | Phelan William P | Director | Sell | 5,039 | 12.25 | 61,728 |
| Aug 28, 2026 | Picchi Michael | Chief Financial Officer | Buy | 20,000 | 1.13 | 22,600 |
| Aug 27, 2026 | Phelan William P | Director | Sell | 8,099 | 12.08 | 97,836 |
| Aug 26, 2026 | Belizaire John | Chief Executive Officer | Buy | 50,000 | 1.20 | 60,000 |
| Aug 26, 2026 | Phelan William P | Director | Sell | 1,862 | 12.09 | 22,512 |
| Aug 25, 2026 | Phelan William P | Director | Sell | 5,000 | 12.00 | 60,000 |
| Aug 24, 2026 | Phelan William P | Director | Sell | 5,000 | 11.66 | 58,300 |
| Aug 24, 2026 | Picchi Michael | Chief Financial Officer | Buy | 10,000 | 1.14 | 11,400 |
| Aug 21, 2026 | Phelan William P | Director | Sell | 8,843 | 12.29 | 108,680 |
| Aug 20, 2026 | Picchi Michael | Chief Financial Officer | Buy | 20,000 | 1.15 | 23,000 |
| Aug 20, 2026 | Phelan William P | Director | Sell | 1,157 | 12.45 | 14,405 |
| Aug 19, 2026 | Phelan William P | Director | Sell | 5,000 | 12.61 | 63,050 |
| Aug 17, 2026 | Hirshfield Edward R | Director | Sell | 9,007 | 12.34 | 111,146 |
| Aug 1, 2026 | Carver Ryan | Chief Development Officer | Other | 3,200,000 | 0.00 | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 2, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.