$SNWV

$5.13 +$0.06 (1.18%) Close

$SNWV Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 8.6M shares outstanding

Who owns SNWV?

By type of holder

Institutions 37.3% Insiders 0.0% Everyone else 62.7%

Concentration Top 10 holders own 41.7%

Opaleye Management Inc. 3.6% · Manchester Management Company, LLC 10.8%

Institutional ownership

37.3%

-11.1 pts vs last qtr

Institutional holders

-14 vs last qtr

Net shares bought

−954.5K

by institutions in Q2 2026

New / sold out

11 / 25

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Solas Capital Management, LLC +323.5K
UBS Group AG +46.5K

Biggest sellers in Q2 2026

Opaleye Management Inc. −675.1K
BlackRock, Inc. −321.7K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for SANUWAVE Health Inc in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2023–FY2025

+329.1%

+107.14% a year

Each share's claim on the business

−76.7%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $6.36M

over 3 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years0% 1–3 years78% Under 1 year22%

Quarterly turnover

28.9%

of institutional shares changed hands

Top 10 managers, median time held

1 year

Super Investors

Investment managers reporting SNWV on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
OM Opaleye Management Inc.	306.1K	3.56%	−675.1K (−68.8%)	2025	0.3%
Shares held by quarter Peak holding981.3K (Q4'25) Change over 8 quarters+306.1K Share of the company3.560% Opaleye Management Inc.'s full portfolio →
SC Solas Capital Management, LLC	611.0K	7.10%	+323.5K (+112.5%)	2025	3.3%
Shares held by quarter Peak holding611.0K (Q2'26) Change over 8 quarters+611.0K Share of the company7.100% Solas Capital Management, LLC's full portfolio →

Opaleye Management Inc.

306.1K

% of company

3.56%

Change vs last qtr

−675.1K (−68.8%)

Held since

2025

Solas Capital Management, LLC

611.0K

% of company

7.10%

Change vs last qtr

+323.5K (+112.5%)

Held since

2025

28 more super investors behind a free account

See every manager holding SANUWAVE Health Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting SNWV on Form N-PORT; together they hold 11.4% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IR iShares Russell 2000 ETF iShares Trust	$3.07M	177.8K	2.07%	0.00%	March 31, 2026
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$2.65M	264.9K	3.08%	0.00%	June 30, 2026

iShares Russell 2000 ETF

iShares Trust

Position value

$3.07M

% of company

2.07%

% of the fund

0.00%

As of

March 31, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$2.65M

% of company

3.08%

% of the fund

0.00%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding SANUWAVE Health Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
MM Manchester Management Company, LLC 5%+ holder 13D · 10.8%	928.0K	10.79%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company10.790% Disclosed stake13D · 10.8% View the 13D/G filing →
SP Stegagno Peter Insider	2.0K	0.02%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.020% Stegagno Peter's insider activity →

Manchester Management Company, LLC

5%+ holder13D · 10.8%

928.0K

% of company

10.79%

Change vs last qtr

—

Held since

—

Stegagno Peter

Insider

2.0K

% of company

0.02%

Change vs last qtr

—

Held since

—

3 more holders behind a free account

See every insider and 5%+ holder of SANUWAVE Health Inc.

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