11 insiders reported 91 Form 4 transactions for SANUWAVE Health, Inc. (SNWV) over the past 18 months (most recent 2026-05-04). Recent activity: Opaleye Management Inc. (10% Owner) Sell 24,000 shares, Opaleye Management Inc. (10% Owner) Sell 1,000 shares, Opaleye Management Inc. (10% Owner) Sell 10,081 shares, Opaleye Management Inc. (10% Owner) Sell 500 shares, Opaleye Management Inc. (10% Owner) Sell 43,788 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-04 | Opaleye Management Inc. | 10% Owner | Sell | 24,000 | $387,624 |
| 2026-05-04 | Opaleye Management Inc. | 10% Owner | Sell | 1,000 | $16,151 |
| 2026-05-04 | Opaleye Management Inc. | 10% Owner | Sell | 10,081 | $162,410 |
| 2026-05-04 | Opaleye Management Inc. | 10% Owner | Sell | 500 | $8,055 |
| 2026-04-30 | Opaleye Management Inc. | 10% Owner | Sell | 43,788 | $808,651 |
| 2026-04-30 | Opaleye Management Inc. | 10% Owner | Sell | 2,500 | $46,168 |
| 2026-04-30 | Opaleye Management Inc. | 10% Owner | Sell | 23,360 | $402,904 |
| 2026-04-30 | Opaleye Management Inc. | 10% Owner | Sell | 1,000 | $17,248 |
| 2026-04-21 | Opaleye Management Inc. | 10% Owner | Sell | 11,267 | $230,535 |
| 2026-04-21 | Opaleye Management Inc. | 10% Owner | Sell | 5,000 | $102,305 |
| 2026-04-21 | Opaleye Management Inc. | 10% Owner | Sell | 202 | $4,142 |
| 2025-12-15 | MANCHESTER MANAGEMENT PR, LLC | Insider | Sell | 13,500 | $422,280 |
| 2025-12-15 | MANCHESTER MANAGEMENT CO LLC | Insider | Sell | 13,500 | $422,280 |
| 2025-12-15 | FRANK MORGAN C. | Insider | Sell | 13,500 | $422,280 |
| 2025-12-15 | BESSER JAMES E | Insider | Sell | 13,500 | $422,280 |
| 2025-12-15 | Manchester Explorer, L.P. | Insider | Sell | 13,500 | $422,280 |
| 2025-12-15 | MANCHESTER MANAGEMENT PR, LLC | Insider | Sell | 6,500 | $136,760 |
| 2025-12-15 | FRANK MORGAN C. | Insider | Sell | 6,500 | $136,760 |
| 2025-12-15 | BESSER JAMES E | Insider | Sell | 6,500 | $136,760 |
| 2025-12-15 | Manchester Explorer, L.P. | Insider | Sell | 6,500 | $136,760 |
| 2025-12-15 | MANCHESTER MANAGEMENT CO LLC | Insider | Sell | 6,500 | $136,760 |
| 2025-12-11 | MANCHESTER MANAGEMENT PR, LLC | Insider | Sell | 125,400 | $3.9M |
| 2025-12-11 | FRANK MORGAN C. | Insider | Sell | 125,400 | $3.9M |
| 2025-12-11 | MANCHESTER MANAGEMENT CO LLC | Insider | Sell | 125,400 | $3.9M |
| 2025-12-11 | Manchester Explorer, L.P. | Insider | Sell | 125,400 | $3.9M |
Source: SEC Form 4 filings · as of 2026-05-04