SANUWAVE Health, Inc.
Ownership
Ownership Structure
Who owns SANUWAVE Health, Inc. (SNWV)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 71.9% of the shares are freely tradable; institutional investors hold 47.2%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Solas Capital Management LLC | 7.10 | 610,968 | +112.5 | 06/30/2026 |
| Awm Investment Company Inc | 5.28 | 454,550 | +0.0 | 06/30/2026 |
| Praetorian PR LLC | 4.59 | 395,000 | +12.9 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.10 | 352,756 | +1.1 | 06/30/2026 |
| Opaleye Management Inc | 3.56 | 306,140 | -68.8 | 06/30/2026 |
| UBS Group AG | 2.99 | 256,791 | +22.1 | 06/30/2026 |
| BlackRock Inc | 1.86 | 159,867 | -66.8 | 06/30/2026 |
| Geode Capital Management, LLC | 1.00 | 86,098 | -49.9 | 06/30/2026 |
| Citadel Advisors Llc | 0.69 | 59,473 | +228.6 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 3.08 | 264,933 | +0.0 | 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.
Data as of: October 30, 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.