SANUWAVE Health
SNWV · NASDAQ
$5.27+$0.44 (+9.11%)TodayMarket closed ·
Prev close $4.83
Who owns SNWV
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 41.4% of SNWV’s shares.
- Manchester Management Company, L.L.C.10.8%
- Solas Capital Management, LLC7.1%
- AWM Investment Company, Inc.5.3%
- Praetorian Capital Management, L.L.C.4.6%
- Next 6 largest institutions13.6%
- All other shareholders58.6%
| Holder | Shares | % of shares |
|---|---|---|
| Manchester Management Company, L.L.C. | 927.98K | 10.79% |
| Solas Capital Management, LLC | 610.97K | 7.10% |
| AWM Investment Company, Inc. | 454.55K | 5.29% |
| Praetorian Capital Management, L.L.C. | 395.00K | 4.59% |
| Vanguard Capital Management, LLC | 352.76K | 4.10% |
| Opaleye Management Inc. | 306.14K | 3.56% |
| UBS Switzerland AG | 219.22K | 2.55% |
| BlackRock Institutional Trust Company, N.A. | 147.59K | 1.72% |
| Geode Capital Management, L.L.C. | 86.10K | 1.00% |
| Citadel Advisors LLC | 59.47K | 0.69% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 264.93K | 3.08% |
| Vanguard Extended Market Index Fund | 78.89K | 0.92% |
| Fidelity Extended Market Index Fund | 35.85K | 0.42% |
| Aon Hewitt Demo Small Cap Value Fund | 34.97K | 0.41% |
| iShares Micro-Cap ETF | 26.34K | 0.31% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $1.85M (9 trades) of SNWV on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Opaleye Management Inc. | Sale | 500 | $8.06K |
| Opaleye Management Inc. | Sale | 10.08K | $162.41K |
| Opaleye Management Inc. | Sale | 1.00K | $16.15K |
| Opaleye Management Inc. | Sale | 24.00K | $387.62K |
| Opaleye Management Inc. | Sale | 1.00K | $17.25K |
| Opaleye Management Inc. | Sale | 23.36K | $402.90K |
| Opaleye Management Inc. | Sale | 2.50K | $46.17K |
| Opaleye Management Inc. | Sale | 43.79K | $808.65K |
| Opaleye Management Inc. | Sale | 202 | $4.14K |
Short interest
Settled Sep 30, 2026
- Shares short
- 245.50K
- Days to cover
- 3.91
- % of shares outstanding
- 2.85%
- Average daily volume
- 62.82K
- Change since last report
- +2.2%
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