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Nuwellis (NUWE) Q4 2025 revenue rises 4% as yearly loss widens

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(High)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Nuwellis, Inc. reported mixed fourth quarter and full year 2025 results. Q4 2025 revenue was $2.4 million, up 4% year over year and 9% sequentially, driven by stronger U.S. console sales and higher circuit pricing. Q4 gross margin improved to 68.2% from 58.4%, while operating loss was about $2.4 million, roughly flat with the prior-year quarter.

For full year 2025, revenue was $8.3 million, down 5% from 2024, with Heart Failure and Pediatrics growth offset by weaker Critical Care. Gross margin for the year was 62.0%. Net loss attributable to common shareholders was $17.5 million, including a $6.4 million non-cash warrant valuation expense and about $0.3 million of executive severance. As of December 31, 2025, Nuwellis had $1.2 million in cash, cash equivalents and restricted cash and no debt, after using $10.8 million of cash in operating activities and raising $6.9 million through equity financings during the year.

Positive

  • None.

Negative

  • None.

Insights

Stronger Q4 execution but ongoing losses and tight liquidity.

Nuwellis showed improving operations late in 2025. Q4 revenue reached $2.4 million, up 4% year over year, and gross margin expanded to 68.2%, reflecting better pricing and product mix even as operating loss stayed around $2.4 million.

For the full year ended December 31, 2025, revenue slipped 5% to $8.3 million and gross margin eased to 62.0%. Net loss attributable to common shareholders widened to $17.5 million, largely driven by a non-cash warrant valuation expense of $6.4 million and executive severance of about $0.3 million.

Liquidity is a key consideration. Cash, cash equivalents and restricted cash were $1.2 million at year-end with no debt, after using $10.8 million in operating cash and generating $6.9 million from equity financings in 2025. Management highlights the planned Rendiatech acquisition, development of the Vivian pediatric solution, and a sharpened focus on the cardiorenal continuum as strategic priorities, but future performance will depend on execution and access to additional capital.


UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 8-K

Current Report Pursuant to Section 13 or 15(d) of
the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): March 10, 2026

Nuwellis, Inc.
(Exact Name of Registrant as Specified in its Charter)

Delaware
001-35312
No. 68-0533453
(State or Other Jurisdiction of Incorporation or Organization)
(Commission File Number)
(I.R.S. Employer Identification No.)

12988 Valley View Road, Eden Prairie, MN 55344
(Address of Principal Executive Offices) (Zip Code)

(952) 345-4200
(Registrant’s Telephone Number, Including Area Code)

Securities registered pursuant to Section 12(b) of the Act:

Title of each class
Trading Symbol(s)
Name of each exchange on which registered
Common Stock, par value $0.0001 per share
NUWE
Nasdaq Capital Market

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:


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))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐



Item 2.02
Results of Operations and Financial Condition.

On March 10, 2026, Nuwellis, Inc. (the “Company”) issued a press release reporting its financial results for the three and twelve months ended December 31, 2025. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

In accordance with General Instruction B.2 of Form 8-K, the information included in this Current Report on Form 8-K (including Exhibit 99.1) is furnished pursuant to Item 2.02 and shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, except as expressly set forth by specific reference in such filing.

Item 9.01
Financial Statements and Exhibits.

(d)
Exhibits

Exhibit No. Description

99.1
Press Release, dated March 10, 2026, reporting the financial results of Nuwellis, Inc. for the three and twelve months ended December 31, 2025.
104
Cover Page Interactive Data File (embedded within Inline XBRL document).


SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: March 10, 2026
NUWELLIS, INC.
   
 
By:
/s/ John L. Erb
 
 
Name:
John L. Erb
 
 
Title:
President and Chief Executive Officer
 




Exhibit 99.1

Nuwellis, Inc. Announces Fourth Quarter and Full Year 2025 Financial Results

MINNEAPOLIS – March 10, 2026 –Nuwellis, Inc. (Nasdaq: NUWE), a medical technology company committed to delivering solutions for patients with cardiorenal conditions, today reported financial results for the fourth quarter and full year ended December 31, 2025.

Fourth Quarter and Recent Highlights:


Fourth quarter revenue of $2.4 million, a 4% increase compared to the prior-year quarter and 9% increase sequentially.

208% increase in U.S. console sales in Q4 versus prior year quarter.

Heart Failure revenue increased 48% and Pediatrics increased 16% year-over-year in Q4.

Gross margin of 68.2% in Q4, compared to 58.4% in the prior-year quarter.

Closed a $5.0 million private placement and warrant inducement transaction in January 2026, strengthening the Company’s capital position.

Appointed Carisa Schultz as Chief Financial Officer, effective February 2, 2026.

Executed a definitive stock purchase agreement to acquire Rendiatech, expanding the Company’s cardiorenal portfolio.

“2025 was a year of structural change and strategic re-focus for Nuwellis,” said John Erb, Chief Executive Officer of Nuwellis. “While full year revenue declined compared to 2024, fourth quarter results reflected stronger utilization trends and meaningful gross margin expansion. Throughout the year, we prioritized operational discipline, refined our commercial focus around the cardiorenal continuum, and strengthened the underlying foundation of the business.”

“Additionally, we are entering 2026 with new momentum,” Mr. Erb added, “including the execution of our agreement to acquire Rendiatech and the pending expansion of our portfolio, the appointment of a new Chief Financial Officer, and additional capital to support operations. As we look ahead, we remain focused on integrating the Rendiatech acquisition, progressing development of Vivian, our novel pediatric solution supported by NIH grant funding, and driving more consistent commercial execution and deeper utilization within targeted accounts.”

Fourth Quarter 2025 Financial Results

Revenue for the fourth quarter of 2025 was $2.4 million, a 4% increase compared to the prior-year quarter and a 9% increase sequentially. The year-over-year increase was attributable to a 208% increase in U.S. console sales (8 units vs. 3), an 11% circuit average selling price increase, and a non-recurring 59% increase in international sales, reflecting customer last-time buys. Growth in Heart Failure and Pediatrics was partially offset by lower Critical Care revenue compared to the prior-year quarter.


Gross margin for the fourth quarter of 2025 was 68.2%, compared to 58.4% in the prior-year quarter. The gross margin improvement reflects improved pricing and product mix, partially offset by unfavorable manufacturing variances.

Operating expenses for the fourth quarter of 2025 were approximately $4.1 million, compared to approximately $3.7 million in the prior-year quarter.

Operating loss for the fourth quarter of 2025 was approximately $2.4 million, flat with the prior-year quarter.

Net loss attributable to common shareholders for the fourth quarter of 2025 was approximately $2.4 million.

Full Year 2025 Financial Results

Revenue for the full year ended December 31, 2025, was $8.3 million, a 5% decrease compared to the prior year. Heart Failure revenue increased 8% year-over-year, and Pediatrics increased 14%, while Critical Care declined 19%.

Gross margin as a percent of revenue for the full year was 62.0%, compared to 64.9% in the prior year.

Operating expenses for the full year were $16.2 million, $0.4 million lower than the prior year.

Net loss attributable to common shareholders for the full year was $17.5 million, which includes a $6.4 million non-cash warrant valuation expense and approximately $0.3 million in executive severance expense.

On December 31, 2025, the Company had no debt and cash, cash and restricted cash equivalents of approximately $1.2 million.

Webcast and Conference Call Information

The Company will host a conference call and webcast at 9:00 AM ET today to discuss its financial results and provide an update on the Company’s performance.

To access the live webcast, please visit the Investors page of the Nuwellis website at https://ir.nuwellis.com.

Alternatively, you may access the live conference call by dialing 1-800-343-4885 (U.S.) or 1-203-518-9851 (international) and using the conference ID: NUWEQ4. An audio archive of the webcast will be available following the call on the Investors page.

For more information, visit www.nuwellis.com.
 
About Nuwellis Nuwellis, Inc. (Nasdaq: NUWE) is a medical technology company advancing precision fluid management technologies across the cardiorenal continuum. The Company develops solutions designed to support patient care through monitoring, therapy, and data-informed clinical decision-making across acute and chronic care settings. Nuwellis’ portfolio includes commercially available and development-stage technologies addressing complex cardiorenal conditions, with a focus on safety, precision, and scalability across patient populations.
 

About the Aquadex SmartFlow® System The Aquadex SmartFlow system delivers clinically proven therapy using a simple, flexible and smart method of removing excess fluid from patients suffering from hypervolemia (fluid overload). The Aquadex SmartFlow system is indicated for temporary (up to 8 hours) or extended (longer than 8 hours in patients who require hospitalization) use in adult and pediatric patients weighing 20 kg or more whose fluid overload is unresponsive to medical management, including diuretics. All treatments must be administered by a health care provider, within an outpatient or inpatient clinical setting, under physician prescription, both having received training in extracorporeal therapies.
 
Forward-Looking Statements Certain statements in this release may be considered forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, including without limitation, statements regarding the new market opportunities and anticipated growth in 2026 and beyond. Forward-looking statements are predictions, projections and other statements about future events that are based on current expectations and assumptions and, as a result, are subject to risks and uncertainties. Many factors could cause actual future events to differ materially from the forward-looking statements in this release, including, without limitation, those risks associated with our ability to execute on our commercialization strategy, the possibility that we may be unable to raise sufficient funds necessary for our anticipated operations, our post-market clinical data collection activities, benefits of our products to patients, our expectations with respect to product development and commercialization efforts, our ability to increase market and physician acceptance of our products, potentially competitive product offerings, intellectual property protection, our ability to integrate acquired businesses, our expectations regarding anticipated synergies with and benefits from acquired businesses, and other risks and uncertainties described in our filings with the SEC. Forward-looking statements speak only as of the date when made. Nuwellis does not assume any obligation to publicly update or revise any forward-looking statements, whether due to new information, future events or otherwise.
 
For further information, please contact:
 
Investor Relations:
ir@nuwellis.com

Media Contact:
Leah McMullen
Director of Communications
Leah.mcmullen@nuwellis.com


NUWELLIS, INC. AND SUBSIDIARY
Condensed Consolidated Balance Sheets
(in thousands, except share and per share amounts)

   
December 31,
2025
   
December 31, 2024
 
ASSETS
           
Current assets
           
Cash and cash equivalents
 
$
1,085
   
$
5,095
 
Accounts receivable
   
1,493
     
1,727
 
Inventories, net
   
1,910
     
1,718
 
Other current assets
   
698
     
315
 
Total current assets
   
5,186
     
8,855
 
Property, plant and equipment, net
   
368
     
478
 
Operating lease right-of-use asset
   
293
     
510
 
Other assets
   
271
     
21
 
TOTAL ASSETS
 
$
6,118
   
$
9,864
 
                 
LIABILITIES, CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS’ EQUITY
               
Current liabilities
               
Accounts payable and accrued liabilities
 
$
2,226
   
$
1,640
 
Accrued compensation
   
460
     
640
 
Current portion of operating lease liability
   
261
     
238
 
Other current liabilities
   
85
     
41
 
Total current liabilities
   
3,032
     
2,559
 
Warrant liabilities
   
389
     
468
 
Operating lease liability
   
67
     
307
 
Total liabilities
   
3,488
     
3,334
 
Commitments and contingencies
               
                 
Mezzanine Equity
Series J Convertible Preferred Stock as of December 31, 2025 and December 31, 2024, par value $0.0001 per share; authorized 600,000 shares, issued and outstanding 127 and 102, respectively
   
6
     
2
 
                 
Stockholders’ equity
               
Series A junior participating preferred stock as of December 31, 2025 and December 31, 2024, par value $0.0001 per share; authorized 30,000 shares, none outstanding
   
     
 
Series F convertible preferred stock as of December 31, 2025 and December 31, 2024, par value $0.0001 per share; authorized 18,000 shares, issued and outstanding 27 and 127 shares, respectively.
   
     
 
Series F-1 convertible preferred stock as of December 31, 2025 and December 31,2024, par value $0.0001 per share; authorized 100 shares, issued and outstanding 34 and 0 shares, respectively
   
     
 
Preferred stock as of December 31, 2025 and December 31, 2024, par value $0.0001 per share; authorized 39,352,000 shares, none outstanding
   
     
 
Common stock as of December 31, 2025 and December 31, 2024, par value $0.0001 per share; authorized 100,000,000 shares, issued and outstanding 1,686,217 and 104,142, respectively
   
     
 
Additional paid‑in capital
   
318,928
     
305,366
 
Accumulated other comprehensive income:
               
Foreign currency translation adjustment
   
8
     
(47
)
Accumulated deficit
   
(316,312
)
   
(298,791
)
Total stockholders’ equity
   
2,624
     
6,528
 
TOTAL LIABILITIES, CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS’ EQUITY
 
$
6,118
   
$
9,864
 


NUWELLIS, INC. AND SUBSIDIARY
Condensed Consolidated Statements of Operations and Comprehensive Loss

(in thousands, except per share amounts and weighted average shares outstanding)

   
Three months ended
December 31
   
Twelve months ended
December 31
 
   
2025
   
2024
   
2025
   
2024
 
Net sales
 
$
2,424
   
$
2,322
   
$
8,270
   
$
8,740
 
Cost of goods sold
   
770
     
967
     
3,146
     
3,064
 
Gross profit
   
1,654
     
1,355
     
5,124
     
5,676
 
Operating expenses:
                               
Selling, general and administrative
   
3,213
     
2,911
     
13,518
     
13,455
 
Research and development
   
884
     
831
     
2,712
     
3,209
 
Total operating expenses
   
4,097
     
3,742
     
16,230
     
16,664
 
Loss from operations
    (2,443 )     (2,387 )    
(11,106
)
    (10,988 )
Other income (expense), net
   
(11
)
   
7
     
10
     
(80
)
Gain on settlement
   
     
900
     
     
900
 
Financing expense
   
     
     
(10,553
)
   
(5,607
)
Change in fair value of warrant liabilities
   
32
     
13
     
4,133
     
4,615
 
Income (loss) before income taxes
    (2,422
)
    (1,467 )     (17,516 )
   
(11,160
)
Income tax expense
          (1 )
   
(5
)
   
(5
)
Net income (loss)
  $
(2,422
)   $ (1,468 )
  $ (17,521 )
  $ (11,165 )
Deemed dividend attributable to Series J Convertible Preferred Stock
   
1
     
     
4
     
541
 
Net income (loss) attributable to common shareholders
  $
(2,421 )
  $
(1,468
)
  $
(17,517
)
  $
(10,624
)
                                 
Basic and diluted income (loss) per share   $
(1.50
)
  $
(18.30
)   $
(25.39 )
  $ (353.30 )
                                 
Weighted average shares outstanding – basic and diluted
   
1,614,214
     
80,015
     
690,145
     
31,601
 
                                 
Other comprehensive loss:
                               
Net income (loss)
  $
(2,422 )
  $
(1,468
)
  $
(17,521
)
  $
(11,165
)
Foreign currency translation adjustments
 
$
62
   
$
(1
)
 
$
55
)
 
$
(16
)
Total comprehensive income (loss)   $
(2,360
    $
(1,469
)   $
(17,466
)
  $
(11,181
)


NUWELLIS, INC. AND SUBSIDIARY
 Condensed Consolidated Statements of Cash Flows
(in thousands)
   
Twelve months ended
December 31
 
   
2025
   
2024
 
Operating Activities:
           
Net loss
 
$
(17,521
)
 
$
(11,165
)
Adjustments to reconcile net loss to cash flows used in operating activities:
               
Depreciation and amortization
   
200
     
310
 
Stock-based compensation expense
   
127
     
478
 
Change in fair value of warrant liabilities
   
(4,133
)
   
(4,615
)
Loss on disposal of intangible asset
   
     
99
 
Financing expense
   
10,553
     
5,607
 
Amortization of operating lease right-of-use asset
   
217
     
 
Changes in operating assets and liabilities:
               
Accounts receivable
   
234
     
224
 
Inventory, net
   
(192
)
   
279
 
Other current assets
   
(528
)
   
(160
)
Other assets and liabilities
   
(173
)
   
(22
)
Accounts payable and accrued expenses
   
406
     
(626
)
Net cash used in operating activities
   
(10,810
)
   
(9,591
)
                 
Investing Activities:
               
Purchases of property and equipment
   
(90
)
   
(60
)
Net cash used in investing activities
   
(90
)
   
(60
)
                 
Financing Activities:
               
Issuance of common stock and warrants from offering, net
   
3,999
     
2,403
 
Issuance of common stock from ATM, net
   
2,941
     
 
Proceeds from the exercise of Series J Convertible Preferred Warrants
   
     
501
 
Proceeds from the exercise of April 2024 Warrants
   
     
2,246
 
Issuance of July and August 2024 Common Stock and Warrants
   
     
2,160
 
Proceeds from warrant inducement in November 2024, net
   
     
3,364
 
Proceeds from the exercise of warrants, net
   
     
288
 
Net cash provided by financing activities
   
6,940
     
10,962
 
                 
Effect of exchange rate changes on cash
   
55
     
(16
)
Net decrease in cash, cash equivalents and restricted cash
   
(3,905
)
   
1,295
 
Cash, cash equivalents and restricted cash - beginning of period
   
5,095
     
3,800
 
Cash, cash equivalents and restricted cash - end of period
 
$
1,190
   
$
5,095
 

Supplemental schedule of non-cash activities
Reclassification of April 2024 warrants to equity
 
$
   
$
4,217
 
Issuance of Series J Preferred Stock for exercise of Warrants
 
$
   
$
1,857
 
Series A warrants conversion to equity
 
$
8,440
   
$
 
Series B warrant exercises
 
$
2,055
   
$
 
Issuance of Common Stock for conversion of Series J Preferred Stock
 
$
   
$
1,535
 
Issuance of Common Stock for conversion of Series F-1 Preferred    Stock
 
$
1,100
   
$
 
Deemed dividend on Series J Preferred Stock
 
$
4
   
$
541
 

Supplemental cash flow information
Cash paid for income taxes
 
$
7
   
$
7
 



FAQ

How did Nuwellis (NUWE) perform in the fourth quarter of 2025?

Nuwellis delivered modest growth in Q4 2025. Revenue reached about $2.4 million, a 4% year-over-year increase and 9% sequential gain. Gross margin improved sharply to 68.2%, while operating loss stayed roughly flat at $2.4 million compared to the prior-year quarter.

What were Nuwellis (NUWE) full year 2025 financial results?

For 2025, Nuwellis generated $8.3 million in revenue, a 5% decline from 2024. Gross margin was 62.0% for the year. Net loss attributable to common shareholders was $17.5 million, including $6.4 million of non-cash warrant valuation expense and about $0.3 million in executive severance.

What is Nuwellis (NUWE) cash and debt position as of December 31, 2025?

At December 31, 2025, Nuwellis held approximately $1.2 million in cash, cash equivalents and restricted cash. The company reported no debt on its balance sheet. During 2025, it used $10.8 million in operating cash and raised $6.9 million through equity and warrant-related financing activities.

How did segment performance trend for Nuwellis (NUWE) in 2025?

In 2025, Nuwellis saw mixed performance across segments. Heart Failure revenue grew 8% year over year and Pediatrics rose 14%, while Critical Care declined 19%. These shifts resulted in overall revenue of $8.3 million, down 5% compared with the prior year’s total.

What drove margin changes for Nuwellis (NUWE) in Q4 and full year 2025?

Q4 2025 gross margin improved to 68.2%, up from 58.4%, mainly from pricing and product mix, partly offset by manufacturing variances. For the full year, gross margin was 62.0%, slightly below 64.9% in 2024, reflecting the year’s softer overall revenue profile.

What strategic initiatives did Nuwellis (NUWE) highlight alongside 2025 results?

Nuwellis emphasized strategic repositioning in 2025. Management highlighted an agreement to acquire Rendiatech, development of Vivian, a novel pediatric solution supported by NIH grant funding, a new Chief Financial Officer, and additional capital intended to support operations and deepen utilization in targeted cardiorenal accounts.

How did Nuwellis (NUWE) finance its operations during 2025?

Nuwellis funded its operations partly through equity-related financing. In 2025, net cash used in operating activities was $10.8 million. Financing activities provided $6.9 million, including issuance of common stock and warrants from an offering and sales under an at-the-market equity program.

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United States
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