SANUWAVE Health, Inc. (SNWV) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

High Risk
Significant dilution risk
Last updated: May 12, 2026

Risk Assessment Details

Potential Dilution: 6.51% of current shares
Recent Dilution: 173.13% (2 years)
Historical Dilution Factor: significant recent dilution
Outstanding Shares
8.6M
Potential Supply
560K
Additional shares possible
Splits
1 Split 1 Reverse
Past 2 years

Summary

SNWV currently has 8.59M outstanding shares. with limited dilution risk as only 559K additional shares (6.5%) are authorized for issuance. The company has significantly diluted shareholders by 173.13% over the past 2 years, indicating aggressive capital raising. Recent corporate actions include 1 stock split (positive for accessibility) and 1 reverse split (concerning signal).

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
May 12, 2026

10-Q filing | 8.6M shares outstanding

8.6M 560K
Mar 26, 2026

10-K filing | 8.6M shares outstanding

8.6M 590K
Nov 06, 2025

10-Q filing | 8.6M shares outstanding

8.6M 580K
Aug 07, 2025

10-Q filing | 8.6M shares outstanding

8.6M 590K
May 08, 2025

10-Q filing | 8.5M shares outstanding

8.5M 600K
Mar 20, 2025

10-K filing | 8.5M shares outstanding

8.5M 600K
Dec 03, 2024

S-1 filing: The offering consists of 2,887,156 shares of common stock offered by selling stockholders.

8.5M 620K
Nov 07, 2024

10-Q filing | 8.5M shares outstanding

8.5M 0
Oct 18, 2024
Stock Split

8-K filing | Stock split 1-for-375 | Outstanding: 1,182,598,000 → 3,153,594 | Transactions: Sale 1300000 Common stock $10.3M to Purchasers named in the securities purchase agreement; Issuance 3989456 Common stock; Issuance 146302 Common stock | Proceeds: $10.3M

3.2M 3M
Aug 12, 2024

10-Q filing | 1182.6M shares outstanding

1.2B 1.1B
Jun 21, 2024

8-K filing: Sanuwave Health, Inc. completed a private placement on June 18, 2024, issuing convertible promissory notes and warrants for common stock, generating total proceeds of $1.8 million.

1.2B 1.2B
May 09, 2024

10-Q filing | 1162.3M shares outstanding

1.2B 1.2B
Mar 21, 2024

10-K filing | 1140.6M shares outstanding

1.1B 1.2B
Jan 25, 2024

8-K filing: Sanuwave Health, Inc. closed a private placement on January 21, 2024, issuing Future Advance Convertible Promissory Notes with an aggregate principal amount of approximately $4.6 million and warrants to purchase 227.8 million shares of common stock, receiving no cash proceeds.

1B 1.3B
Jan 03, 2024

8-K filing: SANUWAVE Health, Inc. completed a private placement on December 30, 2023, issuing approximately $1.9 million in future advance convertible promissory notes, warrants to purchase 46.5 million shares of common stock with an exercise price of $0.067 per share, and warrants to purchase 46.5 million shares of common stock with an exercise price of $0.04 per share, receiving total proceeds of $1.8 million.

1B 1.3B
Nov 09, 2023

10-Q filing | 1026.1M shares outstanding

1B 1.3B
Sep 29, 2023

S-1/A filing: This prospectus relates to the possible resale or other disposition, from time to time, of up to 96,687,519 shares of our common stock by the selling stockholders named in this prospectus.

1B 1.3B
Aug 10, 2023

10-Q filing | 1026.1M shares outstanding

1B 1.3B
Jun 30, 2023

S-1 filing: This prospectus relates to the possible resale or other disposition, from time to time, of up to 96,687,519 shares of our common stock by the selling stockholders named in this prospectus.

580M 1.7B
May 11, 2023

10-Q filing | 575.0M shares outstanding

580M 1.6B
Mar 31, 2023

10-K filing | 549.5M shares outstanding

550M 1.7B
Jan 31, 2023

S-1/A filing: This S-1/A filing registers 1,929,282,686 shares of common stock for resale by selling stockholders, including shares issuable upon exercise of warrants, conversion of notes, and shares issued under various agreements.

560M 1.7B
Dec 22, 2022

S-1/A filing: This prospectus relates to the possible resale or other disposition, from time to time, of up to 1,929,282,686 shares of our common stock by the selling stockholders named in this prospectus.

560M 1.7B
Nov 14, 2022

10-Q filing | 561.1M shares outstanding

560M 1B
Oct 04, 2022

S-1 filing: This prospectus relates to the possible resale or other disposition, from time to time, of up to 1,294,689,945 shares of our common stock by the selling stockholders named in this prospectus.

540M 1B
Aug 12, 2022

10-Q filing | 538.6M shares outstanding

540M 0
Aug 08, 2022

8-K filing: SANUWAVE Health, Inc. entered into a Securities Purchase Agreement for a private placement involving convertible notes and warrants, and also settled a prior agreement by issuing shares and cash. ($3.21M proceeds)

530M 0
Jul 28, 2022

RW filing: SANUWAVE Health, Inc. requests withdrawal of Registration Statement on Form S-1 (File No. 333-249325) because it is no longer pursuing a public offering of securities at this time.

530M 0
May 26, 2022

10-Q filing | 525.4M shares outstanding

530M 43M
May 13, 2022

10-K filing | 518.4M shares outstanding

520M 50M
Mar 02, 2022

8-K filing: SANUWAVE Health, Inc. entered into a Second Amendment to Note and Warrant Purchase and Security Agreement, providing for the sale and purchase of $3,000,000 in secured notes and the issuance of 20,666,993 shares of Common Stock as advisory shares.

520M 50M
Feb 28, 2022

10-Q filing | 518.3M shares outstanding

520M 50M
Jan 14, 2022

10-Q filing | 518.3M shares outstanding

520M 50M
Dec 13, 2021

10-Q filing | 470.7M shares outstanding

470M 98M
Oct 21, 2021

10-K filing | 293.8M shares outstanding

290M 270M
Sep 14, 2021

8-K filing: SANUWAVE Health, Inc. completed a private placement on September 7, 2021, issuing future advance convertible promissory notes with an aggregate principal amount of up to $543,478 and warrants to purchase 2,777,779 shares of common stock.

470M 100M
Apr 27, 2021

8-K filing: SANUWAVE Health, Inc. entered into a Securities Purchase Agreement with Leviston Resources, LLC for the sale of a convertible promissory note and a warrant to purchase common stock.

470M 100M
Nov 23, 2020

10-Q filing | 466.1M shares outstanding

470M 100M
Oct 05, 2020

S-1 filing: The filing is for the registration of resale of common stock by selling stockholders and upon exercise of warrants.

300M 270M
Aug 14, 2020

10-Q filing | 302.1M shares outstanding

300M 0
May 15, 2020

10-Q filing | 298.7M shares outstanding

300M 0
Apr 17, 2020

POS AM filing: This is a POS AM filing detailing a prior private placement completed in March 2014 consisting of common stock, preferred stock, warrants and convertible notes.

290M 0
Apr 17, 2020

POS AM filing: The company entered into a Common Stock Purchase Agreement with accredited investors for the sale of 21,071,143 shares of common stock at $0.14 per share, short term notes payable agreements in the total principal amount of $210,000 via issuance of 2,250,000 shares of common stock and filed a Certificate of Designation of Preferences, Right and Limitations of Series C Convertible Preferred Stock of the Company with the Nevada Secretary of State which amended our Articles of Incorporation to designate 90 shares of our preferred stock as Series C Convertible Preferred Stock.

290M 0
Mar 30, 2020

10-K filing | 293.8M shares outstanding

290M 0
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