MANCHESTER MANAGEMENT CO LLC - 11 Dec 2025 Form 4 Insider Report for SANUWAVE Health, Inc. (SNWV)

Reporting relationship: Director by Deputization
Issuer ticker: SNWV
Reported as of: 11 Dec 2025
Net transaction value: -$559,066
SEC form: 4
Accepted by SEC: 15 Dec 2025, 17:22:59 UTC
Prior SEC filing: 11 Dec 2025
Source filing: View source filing
Reporting owner signature: Manchester Management Company, LLC, By: /s/ James E. Besser, Managing Member

Key filing fact

MANCHESTER MANAGEMENT CO LLC filed Form 4 for SANUWAVE Health, Inc. (SNWV) on 15 Dec 2025.

Key facts

This page summarizes MANCHESTER MANAGEMENT CO LLC's Form 4 filing for SANUWAVE Health, Inc. (SNWV).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 15 Dec 2025, 17:22.

Change

Previous filing in this sequence was filed on 11 Dec 2025.
Current net transaction value: -$559,066.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (5)

CIK 0001169253 Primary reporting owner

MANCHESTER MANAGEMENT CO LLC

Relationship: Director by Deputization
Address: 2 CALLE CANDINA, #1701, SAN JUAN, PUERTO RICO
Signature: Manchester Management Company, LLC, By: /s/ James E. Besser, Managing Member
Signature date: 15 Dec 2025

CIK 0001411524

Manchester Explorer, L.P.

Relationship: Director by Deputization
Address: 2 CALLE CANDINA, #1701, SAN JUAN, PUERTO RICO
Signature: Manchester Explorer, L.P., By: /s/ James E. Besser, Managing Member of the General Partner
Signature date: 15 Dec 2025

CIK 0001593072

FRANK MORGAN C.

Relationship: Director by Deputization, 10%+ Owner
Address: 2 CALLE CANDINA, #1701, SAN JUAN, PUERTO RICO
Signature: Morgan C. Frank, By: /s/ Morgan C. Frank
Signature date: 15 Dec 2025

CIK 0001512127

BESSER JAMES E

Relationship: Director by Deputization
Address: 2 CALLE CANDINA, #1701, SAN JUAN, PUERTO RICO
Signature: James E. Besser, By: /s/ James E. Besser
Signature date: 15 Dec 2025

CIK 0001735534

MANCHESTER MANAGEMENT PR, LLC

Relationship: Director by Deputization
Address: 2 CALLE CANDINA, #1701, SAN JUAN, PUERTO RICO
Signature: Manchester Management PR, LLC, By: /s/ James E. Besser, Managing Member
Signature date: 15 Dec 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

SNWV transaction

Common Stock, par value $0.001

Sale

Transaction value: $422,277
Shares: -13,500
Change %: -16%
Price: $31.28
Shares after: 70,499
Date: 11 Dec 2025
Ownership: See Footnote
Footnotes: F1, F2

SNWV transaction

Common Stock, par value $0.001

Sale

Transaction value: $136,789
Shares: -6,500
Change %: -9.2%
Price: $21.04
Shares after: 63,999
Date: 12 Dec 2025
Ownership: See Footnote
Footnotes: F1, F3

SNWV holding

Common Stock, par value $0.001

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,000
Date: 11 Dec 2025
Ownership: Direct
Footnotes: F4

SNWV holding

Common Stock, par value $0.001

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 863,980
Date: 11 Dec 2025
Ownership: See Footnote
Footnotes: F5

SNWV holding

Common Stock, par value $0.001

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 52,653
Date: 11 Dec 2025
Ownership: Direct
Footnotes: F6

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 6 footnotes

Footnote F1

The reported securities are owned directly by JEB Partners, L.P. ("JEB Partners") and may be deemed to be indirectly beneficially owned by (i) Manchester Management Company, LLC ("Manchester Management"), the general partner of Manchester Explorer, L.P. ("Explorer"), (ii) Manchester Management PR, LLC ("Manchester PR"), the investment adviser to Manchester Management, and (iii) James E. Besser, the managing member of Manchester Management and Manchester PR. The Reporting Persons disclaim beneficial ownership of the reported securities except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Footnote F2

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions within the range of $31.05 to $31.525. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F3

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions within the range of $30.765 to $31.60. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F4

The reported securities are directly owned by James E. Besser in his personal capacity.

Footnote F5

The reported securities are owned directly by Explorer and may be deemed to be indirectly beneficially owned by (i) Manchester Management, the general partner of Explorer, (ii) Manchester PR, the investment adviser to Manchester Management, (iii) James E. Besser, the managing member of Manchester Management and Manchester PR, and (iv) Morgan Frank, who serves as a portfolio manager and as a consultant for Explorer. The Reporting Persons disclaim beneficial ownership of the reported securities except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Footnote F6

The reported securities and warrants are directly owned by Morgan C. Frank in his personal capacity.