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SNWV

SANUWAVE Health, Inc.

NASDAQ · USHealthcareMedical - Devices
$6.12-4.23%

Price as of Jul 20, 2026

SNWV ownership

SANUWAVE Health, Inc. ownership & insider activity

Latest available institutional positioning and SEC Form 4 insider transactions, coalesced at the company entity level when listings share coverage.

Insider Activity

Sentiment
0/100
Buys (3m)
0
Sells (3m)
11
Net (3m)
-$2.2M
Insider trades by month Buys Sells
May
Jun
Oct
Dec
Apr
May
Context3-month price -35.7%Institutions mixed (13F)
DateInsiderTypeSharesPrice
May 4, 2026Opaleye Management Inc.10 percent ownerSell500$16.11
May 4, 2026Opaleye Management Inc.10 percent ownerSell10,081$16.11
May 4, 2026Opaleye Management Inc.10 percent ownerSell24,000$16.15
May 4, 2026Opaleye Management Inc.10 percent ownerSell1,000$16.15
Apr 30, 2026Opaleye Management Inc.10 percent ownerSell2,500$18.47
Apr 30, 2026Opaleye Management Inc.10 percent ownerSell23,360$17.25
Apr 30, 2026Opaleye Management Inc.10 percent ownerSell1,000$17.25
Apr 30, 2026Opaleye Management Inc.10 percent ownerSell43,788$18.47
Apr 21, 2026Opaleye Management Inc.10 percent ownerSell11,267$20.46
Apr 21, 2026Opaleye Management Inc.10 percent ownerSell202$20.50
Apr 21, 2026Opaleye Management Inc.10 percent ownerSell5,000$20.46
Dec 15, 2025MANCHESTER MANAGEMENT CO LLCother: Director by DeputizationSell6,500$21.04
Dec 15, 2025MANCHESTER MANAGEMENT CO LLCother: Director by DeputizationSell13,500$31.28
Dec 10, 2025MANCHESTER MANAGEMENT CO LLCother: Director by DeputizationSell8,625$30.39
Dec 10, 2025MANCHESTER MANAGEMENT CO LLCother: Director by DeputizationSell125,400$30.75
Dec 10, 2025MANCHESTER MANAGEMENT CO LLCother: Director by DeputizationSell2,000$31.60
Dec 10, 2025MANCHESTER MANAGEMENT CO LLCother: Director by DeputizationSell8,785$30.58
Oct 9, 2025Opaleye Management Inc.10 percent ownerBuy1,267$30.28
Jul 2, 2025Blizard JeffreydirectorGrant1,574$32.86
Jul 2, 2025Bazar Gregory MatthewdirectorGrant1,574$32.86
Jul 2, 2025Miller Ian D.directorGrant1,771$32.86
Jul 2, 2025FRANK MORGAN C.director, 10 percent owner, officer: Chief Executive OfficerGrant1,574$32.86
Jul 2, 2025Tyler JamesdirectorGrant1,574$32.86
Jun 12, 2025Stolarski Anthony MichaeldirectorGrant6,000$15.00
Jun 12, 2025Stolarski Anthony MichaeldirectorGrant1,761$29.80
Jun 12, 2025Stolarski Anthony MichaeldirectorGrant1,559$22.76
Jun 12, 2025Stolarski Anthony MichaeldirectorGrant533$41.25
Jun 12, 2025Stolarski Anthony MichaeldirectorGrant0—
Jun 12, 2025Stolarski Anthony MichaeldirectorGrant41,333$14.20
Jun 12, 2025Stolarski Anthony MichaeldirectorGrant89,664$25.13

Source: SNWV SEC Form 4 filings, latest May 4, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their SNWV positions over the last 6 months (SEC Form 13F).

Increased
40
New positions
26
Reduced
32
Sold out
27
Largest moves
InstitutionActionSharesFiled
OPALEYE MANAGEMENT INC.Reduced981KMay 15, 2026
OPALEYE MANAGEMENT INC.Increased981KFeb 17, 2026
BLACKROCK, INC.Increased491KFeb 12, 2026
BLACKROCK, INC.Reduced482KMay 13, 2026
AWM INVESTMENT COMPANY, INC.Unchanged455KMay 15, 2026
AWM INVESTMENT COMPANY, INC.Unchanged455KFeb 13, 2026
VANGUARD GROUP INCIncreased445KJan 29, 2026
PRAETORIAN PR LLCIncreased350KMay 15, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position349KMay 15, 2026
SOLAS CAPITAL MANAGEMENT, LLCIncreased294KFeb 17, 2026
SOLAS CAPITAL MANAGEMENT, LLCReduced288KMay 15, 2026
PRAETORIAN PR LLCIncreased265KFeb 17, 2026
STIFEL FINANCIAL CORPIncreased252KMay 12, 2026
UBS GROUP AGIncreased210KMay 5, 2026
STIFEL FINANCIAL CORPNew Position177KFeb 13, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.