| Date of Report (Date of earliest event reported) | |||||
| (Exact name of registrant as specified in its charter) | ||
| (State or other jurisdiction of incorporation) | (Commission File Number) | (IRS Employer Identification No.) | ||||||
| (Address of principal executive offices) | (Zip Code) | ||||||||||
| Registrant’s telephone number, including area code | ||||||||
| N/A | ||
| (Former name or former address, if changed since last report) | ||
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) | |||||
| Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) | |||||
| Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) | |||||
| Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) | |||||
| Title of each class | Trading Symbol(s) | Name of each exchange on which registered | ||||||
| Common stock, par value $0.001 per share | SNWV | The Nasdaq Stock Market LLC | ||||||
Exhibit No. | Description | |||||||
| Press Release dated August 8, 2025 | ||||||||
| 104 | Cover Page Interactive Data File--the cover page XBRL tags are embedded within the Inline XBRL document. | |||||||
| SANUWAVE HEALTH, INC. | ||||||||
| Dated: August 8, 2025 | By: | /s/ Peter Sorensen | ||||||
| Name: | Peter Sorensen | |||||||
| Title: | Chief Financial Officer | |||||||

| Three Months Ended June 30, | Six Months Ended June 30, | ||||||||||||||||||||||||||||
| (in thousands) | 2025 | 2024 | 2025 | 2024 | |||||||||||||||||||||||||
| Revenue | $ | 10,164 | $ | 7,162 | $ | 19,506 | $ | 12,948 | |||||||||||||||||||||
| Cost of Revenues | 2,206 | 1,922 | 4,164 | 3,506 | |||||||||||||||||||||||||
| Gross Margin | 7,958 | 5,240 | 15,342 | 9,442 | |||||||||||||||||||||||||
| Gross Margin % | 78.3 | % | 73.2 | % | 78.7 | % | 72.9 | % | |||||||||||||||||||||
| Total operating expenses | 6,081 | 3,248 | 12,479 | 8,500 | |||||||||||||||||||||||||
| Operating Income | $ | 1,877 | $ | 1,992 | $ | 2,863 | $ | 942 | |||||||||||||||||||||
| Total other income (expense) | (822) | 4,569 | (7,484) | 1,091 | |||||||||||||||||||||||||
| Net Income (Loss) | $ | 1,055 | $ | 6,561 | $ | (4,621) | $ | 2,033 | |||||||||||||||||||||
| Three Months Ended June 30, | Six Months Ended June 30, | ||||||||||||||||||||||
| (in thousands) | 2025 | 2024 | 2025 | 2024 | |||||||||||||||||||
| Net Income (Loss) | $ | 1,055 | $ | 6,561 | $ | (4,621) | $ | 2,033 | |||||||||||||||
| Non-GAAP Adjustments: | |||||||||||||||||||||||
| Interest expense | 1,874 | 3,783 | 3,726 | 7,343 | |||||||||||||||||||
| Depreciation and amortization | 299 | 262 | 573 | 480 | |||||||||||||||||||
| EBITDA | 3,228 | 10,606 | (322) | 9,856 | |||||||||||||||||||
| Non-GAAP Adjustments for Adjusted EBITDA: | |||||||||||||||||||||||
| Change in fair value of derivative liabilities | (990) | (3,717) | 3,911 | (1,216) | |||||||||||||||||||
| Other non-cash or infrequent charges: | |||||||||||||||||||||||
| Stock-based compensation | 1,132 | - | 2,116 | - | |||||||||||||||||||
| Gain on extinguishment of debt | - | (5,310) | - | (5,205) | |||||||||||||||||||
| Severance agreement and legal settlement | - | - | - | 585 | |||||||||||||||||||
| Release of historical accrued expenses | - | (579) | - | (579) | |||||||||||||||||||
| License and option agreement | - | - | - | (2,500) | |||||||||||||||||||
| Prepaid legal fees expensed from termination of Merger Agreement | - | 457 | - | 457 | |||||||||||||||||||
| Adjusted EBITDA | $ | 3,370 | $ | 1,457 | $ | 5,705 | $ | 1,398 | |||||||||||||||
(In thousands, except share data) | June 30, 2025 | December 31, 2024 | |||||||||
| ASSETS | |||||||||||
| Current Assets: | |||||||||||
| Cash and cash equivalents | $ | 8,496 | $ | 10,237 | |||||||
Accounts receivable, net of allowance of $1,278 and $1,147, respectively | 3,848 | 3,329 | |||||||||
| Inventory | 5,911 | 4,149 | |||||||||
| Prepaid expenses and other current assets | 1,913 | 682 | |||||||||
| Total Current Assets | 20,168 | 18,397 | |||||||||
| Non-Current Assets: | |||||||||||
| Property and equipment, net | 1,587 | 303 | |||||||||
| Right of use assets, net | 653 | 429 | |||||||||
| Intangible assets, net | 3,378 | 3,730 | |||||||||
| Goodwill | 7,260 | 7,260 | |||||||||
| Total Non-current Assets | $ | 12,878 | $ | 11,722 | |||||||
| Total Assets | 33,046 | 30,119 | |||||||||
| LIABILITIES | |||||||||||
| Current Liabilities: | |||||||||||
| Senior secured debt | $ | 26,774 | $ | 25,305 | |||||||
| Accounts payable | 4,002 | 3,728 | |||||||||
| Accrued expenses | 3,289 | 4,678 | |||||||||
| Warrant liability | 12,018 | 8,107 | |||||||||
| Current portion of operating lease liabilities | 82 | 126 | |||||||||
| Current portion of finance lease liabilities | 115 | 175 | |||||||||
| Current portion of contract liabilities | 221 | 193 | |||||||||
| Other | - | 33 | |||||||||
| Total Current Liabilities | 46,501 | 42,345 | |||||||||
| Non-current Liabilities: | |||||||||||
| Operating lease liabilities, less current portion, net of incentives | 974 | 125 | |||||||||
| Finance lease liabilities, less current portion | 11 | 66 | |||||||||
| Contract liabilities, less current portion | 301 | 300 | |||||||||
| Other | 34 | - | |||||||||
| Total Non-current Liabilities | 1,320 | 491 | |||||||||
| Total Liabilities | $ | 47,821 | $ | 42,836 | |||||||
| STOCKHOLDERS’ DEFICIT | |||||||||||
Preferred Stock, par value $0.001, 5,000,000 shares authorized; 6,175 shares Series A, 293 shares Series B, 90 shares Series C and 8 shares Series D designated, respectively; no shares issued and outstanding at June 30, 2025 and December 31, 2024 | $ | - | $ | - | |||||||
Common stock, par value $0.001, 2,500,000,000 shares authorized; 8,568,005 and 8,543,686 issued and outstanding at June 30, 2025 and December 31, 2024, respectively * | 9 | 9 | |||||||||
| Additional paid-in capital | 241,248 | 238,685 | |||||||||
| Accumulated deficit | (256,042) | (251,421) | |||||||||
| Accumulated other comprehensive loss | 10 | 10 | |||||||||
| Total Stockholders’ Deficit | (14,775) | (12,717) | |||||||||
| Total Liabilities and Stockholders’ Deficit | $ | 33,046 | $ | 30,119 | |||||||
| (In thousands, except share data) | Three Months Ended June 30, | Six Months Ended June 30, | |||||||||||||||||||||
| 2025 | 2024 | 2025 | 2024 | ||||||||||||||||||||
| Revenue | $ | 10,164 | $ | 7,162 | $ | 19,506 | $ | 12,948 | |||||||||||||||
| Cost of Revenues | 2,206 | 1,922 | 4,164 | 3,506 | |||||||||||||||||||
| Gross Margin | 7,958 | 5,240 | 15,342 | 9,442 | |||||||||||||||||||
| Operating Expenses: | |||||||||||||||||||||||
| General and administrative | 4,039 | 1,839 | 8,506 | 5,514 | |||||||||||||||||||
| Selling and marketing | 1,674 | 1,034 | 3,205 | 2,266 | |||||||||||||||||||
| Research and development | 194 | 195 | 402 | 358 | |||||||||||||||||||
| Depreciation and amortization | 174 | 180 | 366 | 362 | |||||||||||||||||||
| Total Operating Expenses | 6,081 | 3,248 | 12,479 | 8,500 | |||||||||||||||||||
| Operating Income | 1,877 | 1,992 | 2,863 | 942 | |||||||||||||||||||
| Other Income (Expense): | |||||||||||||||||||||||
| Interest expense | (1,874) | (3,396) | (3,726) | (6,633) | |||||||||||||||||||
| Interest expense, related party | — | (387) | — | (710) | |||||||||||||||||||
| Gain on extinguishment of debt | — | 5,310 | - | 5,205 | |||||||||||||||||||
| Change in fair value of derivative liabilities | 990 | 3,717 | (3,911) | 1,216 | |||||||||||||||||||
| Other expense | (27) | (685) | (28) | (787) | |||||||||||||||||||
Other income | 89 | 10 | 181 | 2,800 | |||||||||||||||||||
| Total Other Income (Expense) | (822) | 4,569 | (7,484) | 1,091 | |||||||||||||||||||
| Net Income (Loss) | 1,055 | 6,561 | (4,518) | 2,033 | |||||||||||||||||||
| Other Comprehensive Income (Loss) | |||||||||||||||||||||||
| Foreign currency translation adjustments | — | 10 | — | 121 | |||||||||||||||||||
| Total Comprehensive Income (Loss) | $ | 1,055 | $ | 6,571 | $ | (4,621) | $ | 2,154 | |||||||||||||||
| Earnings (Loss) per Share: | |||||||||||||||||||||||
| Basic * | $ | 0.12 | $ | 2.08 | $ | (0.54) | $ | 0.65 | |||||||||||||||
| Diluted * | $ | 0.01 | $ | 1.77 | $ | (0.54) | $ | 0.55 | |||||||||||||||
| Weighted average shares outstanding | |||||||||||||||||||||||
| Basic * | 8,561,737 | 3,152,595 | 8,554,706 | 3,126,000 | |||||||||||||||||||
| Diluted * | 9,167,846 | 3,699,501 | 8,554,706 | 3,663,730 | |||||||||||||||||||
| Three Months Ended June 30, 2025 | ||||||||||||||||||||||||||||||||||||||
| Common Stock | ||||||||||||||||||||||||||||||||||||||
| Number of Shares Issued and Outstanding* | Par Value | Additional Paid- in Capital | Accumulated Deficit | Accumulated Other Comprehensive Loss | Total | |||||||||||||||||||||||||||||||||
| Balances as of March 31, 2025 | 8,548,473 | $ | 9 | $ | 239,786 | $ | (257,097) | $ | 10 | $ | (17,292) | |||||||||||||||||||||||||||
| Stock-based compensation | - | - | 1,132 | - | - | 1,132 | ||||||||||||||||||||||||||||||||
| Stock options exercised | 17,008 | - | 253 | - | - | 253 | ||||||||||||||||||||||||||||||||
| Shares granted in lieu of board of director fees | 2,524 | - | 77 | - | - | 77 | ||||||||||||||||||||||||||||||||
Net income | - | - | - | 1,055 | - | 1,055 | ||||||||||||||||||||||||||||||||
| Balances as of June 30, 2025 | 8,568,005 | $ | 9 | $ | 241,248 | $ | (256,042) | $ | 10 | $ | (14,775) | |||||||||||||||||||||||||||
| Three Months Ended June 30, 2024 | ||||||||||||||||||||||||||||||||||||||
| Common Stock | ||||||||||||||||||||||||||||||||||||||
| Number of Shares Issued and Outstanding* | Par Value | Additional Paid- in Capital | Accumulated Deficit | Accumulated Other Comprehensive Loss | Total | |||||||||||||||||||||||||||||||||
| Balances as of March 31, 2024 | 3,041,492 | $ | 3 | $ | 176,979 | $ | (224,577) | $ | - | $ | (47,595) | |||||||||||||||||||||||||||
| Shares issued for settlement of warrants | 14,440 | - | 6 | - | - | 6 | ||||||||||||||||||||||||||||||||
| Shares issued for settlement of debt | 94,130 | - | 1,412 | - | - | 1,412 | ||||||||||||||||||||||||||||||||
| Foreign currency translation adjustment | - | - | - | - | 10 | 10 | ||||||||||||||||||||||||||||||||
Net income | - | - | - | 6,561 | - | 6,561 | ||||||||||||||||||||||||||||||||
| Balances as of June 30, 2024 | 3,150,062 | $ | 3 | $ | 178,397 | $ | (218,016) | $ | 10 | $ | (39,606) | |||||||||||||||||||||||||||
| Six Months Ended June 30, 2025 | ||||||||||||||||||||||||||||||||||||||
| Common Stock | ||||||||||||||||||||||||||||||||||||||
| Number of Shares Issued and Outstanding* | Par Value | Additional Paid- in Capital | Accumulated Deficit | Accumulated Other Comprehensive Loss | Total | |||||||||||||||||||||||||||||||||
| Balances as of December 31, 2024 | 8,543,686 | $ | 9 | $ | 238,685 | $ | (251,421) | $ | 10 | $ | (12,717) | |||||||||||||||||||||||||||
| Stock-based compensation | 4,787 | - | 2,233 | - | - | 2,233 | ||||||||||||||||||||||||||||||||
| Stock options exercised | 17,008 | - | 253 | - | - | 253 | ||||||||||||||||||||||||||||||||
| Shares granted in lieu of board of director fees | 2,524 | - | 77 | - | - | 77 | ||||||||||||||||||||||||||||||||
| Net loss | - | - | - | (4,621) | - | (4,621) | ||||||||||||||||||||||||||||||||
| Balances as of June 30, 2025 | 8,568,005 | $ | 9 | $ | 241,248 | $ | (256,042) | $ | 10 | $ | (14,775) | |||||||||||||||||||||||||||
| Six Months Ended June 30, 2024 | ||||||||||||||||||||||||||||||||||||||
| Common Stock | ||||||||||||||||||||||||||||||||||||||
| Number of Shares Issued and Outstanding* | Par Value | Additional Paid- in Capital | Accumulated Deficit | Accumulated Other Comprehensive Loss | Total | |||||||||||||||||||||||||||||||||
| Balances as of December 31, 2023 | 3,041,492 | $ | 3 | $ | 176,979 | $ | (220,049) | $ | (111) | $ | (43,178) | |||||||||||||||||||||||||||
| Shares issued for settlement of warrants | 14,440 | - | 6 | - | - | 6 | ||||||||||||||||||||||||||||||||
| Shares issued for settlement of debt | 94,130 | - | 1,412 | - | - | 1,412 | ||||||||||||||||||||||||||||||||
| Foreign currency translation adjustment | - | - | - | - | 121 | 121 | ||||||||||||||||||||||||||||||||
| Net income | - | - | - | 2,033 | - | 2,033 | ||||||||||||||||||||||||||||||||
| Balances as of June 30, 2024 | 3,150,062 | $ | 3 | $ | 178,397 | $ | (218,016) | $ | 10 | $ | (39,606) | |||||||||||||||||||||||||||
| Six Months Ended June 30, | |||||||||||
| (in thousands) | 2025 | 2024 | |||||||||
| Cash Flows - Operating Activities: | |||||||||||
| Net income (loss) | $ | (4,621) | $ | 2,033 | |||||||
| Adjustments to reconcile net income to net cash (used in) provided by operating activities | |||||||||||
| Stock-based compensation | 2,106 | - | |||||||||
| Depreciation and amortization | 388 | 393 | |||||||||
| Amortization of right-of-use assets | 185 | 87 | |||||||||
| Reserve for credit losses | 131 | 99 | |||||||||
| Gain on extinguishment of debt | - | (5,205) | |||||||||
| Change in fair value of derivative liabilities | 3,911 | (1,216) | |||||||||
| Amortization of debt issuance and debt discounts | 1,062 | 3,274 | |||||||||
| Accrued interest and accrued interest, related party | - | 1,859 | |||||||||
| Proceeds from tenant improvement funds | 429 | - | |||||||||
| Changes in operating assets and liabilities | |||||||||||
| Accounts receivable | (650) | (340) | |||||||||
| Inventory | (1,762) | 220 | |||||||||
| Prepaid expenses and other assets | (1,231) | 118 | |||||||||
| Accounts payable | 274 | (1,259) | |||||||||
| Accrued expenses and contract liabilities | (746) | 369 | |||||||||
| Net Cash Flows (Used in) Provided by Operating Activities | (524) | 432 | |||||||||
| Cash Flows - Investing Activities | |||||||||||
Purchase of property and equipment | (1,321) | (206) | |||||||||
| Net Cash Flows Used in Investing Activities | (1,321) | (206) | |||||||||
| Cash Flows - Financing Activities | |||||||||||
| Proceeds from exercises of stock options | 253 | - | |||||||||
| Payment of note payable | - | (2,175) | |||||||||
| Proceeds from convertible notes payable | - | 1,300 | |||||||||
| Proceeds from promissory note payable, related party | - | 500 | |||||||||
| Proceeds from factoring, net | - | 831 | |||||||||
| Payments of principal on finance leases | (149) | (140) | |||||||||
| Net Cash Flows Provided by Financing Activities | 104 | 316 | |||||||||
| Effect of Exchange Rates on Cash | - | 121 | |||||||||
| Net Change in Cash During Period | (1,741) | 663 | |||||||||
Cash at Beginning of Period | 10,237 | 1,797 | |||||||||
Cash at End of Period | $ | 8,496 | $ | 2,460 | |||||||
| Supplemental Information: | |||||||||||
| Cash paid for interest | $ | 2,255 | $ | 2,055 | |||||||
| Non-cash Investing and Financing Activities: | |||||||||||
| Capitalize interest into senior secured debt | 407 | 3,850 | |||||||||
| Shares granted in lieu of board of director fees | 77 | - | |||||||||
| Stock options granted in lieu of cash bonus | 117 | - | |||||||||
| Right-of-use assets obtained in exchange for lease liabilities | 430 | - | |||||||||
| RSUs granted in exchange for services | 10 | - | |||||||||
| Warrants issued in conjunction with convertible promissory notes | - | 3,633 | |||||||||
| Conversion of asset-backed secured promissory notes to convertible promissory notes | - | 4,584 | |||||||||
| Shares issued for settlement of debt | - | 1,412 | |||||||||
| Write off deferred merger costs | - | 1,226 | |||||||||