SNWV
SANUWAVE Health, Inc.
Surgical & Medical Instruments & ApparatusNasdaqNon-accelerated filer<br>Smaller reporting company
Total Trades
8
Buys
2
Sells
4
Largest Trade
$1M+
Insiders
4
Institutional Funds
40
Inst. Value
$1M+
Activist Filings
11
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| MANCHESTER MANAGEMENT CO LLC | Insider | SELL | $500K+ | 20K | $27.95 | Dec 15, 2025 |
| MANCHESTER MANAGEMENT CO LLC | Insider | SELL | $1M+ | 145K | $30.73 | Dec 11, 2025 |
| Stegagno Peter | COO | EXERCISE | $15K–$50K | 2K | $17.13 | Jun 9, 2025 |
| Stegagno Peter | COO | SELL | $50K–$100K | 2K | $27.71 | Jun 9, 2025 |
| Cioanta Iulian | Chief Sci. and Tec… | EXERCISE | $50K–$100K | 4K | $15.70 | May 16, 2025 |
| Cioanta Iulian | Chief Sci. and Tec… | SELL | $100K–$500K | 4K | $31.60 | May 16, 2025 |
| Opaleye Management Inc. | 10% Owner | BUY | $100K–$500K | 8K | $25.49 | Apr 30, 2025 |
| MANCHESTER MANAGEMENT CO LLC | Insider | BUY | $1M+ | 182K | $8.25 | Oct 23, 2024 |
🔓Seeing ranges? Sign in for exact trade values — free forever
Institutional Ownership
13F filings as of Dec 31, 2025 · 40 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| AWM Investment Company, Inc. | 455K | $1M+ | SH |
| STIFEL FINANCIAL CORP | 177K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 144K | $1M+ | SH |
| STATE STREET CORP | 136K | $1M+ | SH |
| Stonebridge Wealth Management, LLC | 38K | $1M+ | SH |
| Huntleigh Advisors, Inc. | 33K | $500K+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 24K | $500K+ | SH |
| JANE STREET GROUP, LLC | 20K | $500K+ | SH |
| GOLDMAN SACHS GROUP INC | 15K | $100K–$500K | SH |
| LAZARD ASSET MANAGEMENT LLC | 13K | $100K–$500K | SH |
| BARCLAYS PLC | 12K | $100K–$500K | SH |
| Nuveen, LLC | 9K | $100K–$500K | SH |
| RHUMBLINE ADVISERS | 8K | $100K–$500K | SH |
| UBS Group AG | 8K | $100K–$500K | SH |
| HRT FINANCIAL LP | 7K | $100K–$500K | SH |
| MetLife Investment Management, LLC | 4K | $100K–$500K | SH |
| Bank of New York Mellon Corp | 4K | $100K–$500K | SH |
| VANGUARD GROUP INC | 3K | $50K–$100K | SH |
| State of Alaska, Department of Revenue | 3K | $50K–$100K | SH |
| NEW YORK STATE COMMON RETIREMENT FUND | 3K | $50K–$100K | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
MANCHESTER MANAGEMENT COMPANY, LLC
SC 13D/A · Dec 15, 2025
10.8%
928K shares
SC 13D/A · Dec 11, 2025
11.1%
948K shares
SC 13G · Oct 17, 2025
5.6%
476K shares
SC 13G/A · Aug 14, 2025
3.5%
297K shares
SC 13G · Jul 29, 2025
5.2%
445K shares
SC 13G/A · May 15, 2025
6.8%
584K shares
SC 13G/A · May 9, 2025
6.0%
513K shares
SC 13G/A · Feb 14, 2025
8.4%
714K shares
SC 13G · Feb 13, 2025
7.1%
606K shares
SC 13G · Nov 14, 2024
9.9%
121.1M shares
Opaleye Management Inc. 20-5648796
SC 13G/A · Oct 22, 2024
11.1%
944K shares