Delcath Systems Doubles Revenue and Expands Clinical Pipeline: Third Quarter 2025 Analysis Reveals Strong Fundamentals
Revenue Jumps 84% Year-over-Year: A Look at Q3 Performance
Delcath Systems, an interventional oncology firm targeting liver cancers, delivered an impressive financial performance for the third quarter of 2025. Total revenue soared to $20.6 million, up 84% from the same period last year, with flagship product HEPZATO KIT contributing $19.3 million. This jump underscores successful market expansion in the U.S., while CHEMOSAT, marketed in Europe, provided a steady $1.3 million. The company’s gross margin reached 87%, improving from last year’s 85%.
| Q3 2025 | Q3 2024 | % Change |
|---|---|---|
| $20.6M | $11.2M | +84% |
| HEPZATO KIT Revenue | ||
| $19.3M | $10.0M | +93% |
| CHEMOSAT Revenue | ||
| $1.3M | $1.2M | +8% |
| Gross Margin | ||
| 87% | 85% | +2% |
| Non-GAAP Adjusted EBITDA | ||
| $5.3M | $1.0M | +430% |
Operational Leverage Grows as Cash Reserves Strengthen
One standout highlight: Delcath generated $4.8 million in cash from operations this quarter, compared to using $3.6 million in cash last year. With $88.9 million in cash and investments and zero debt, Delcath now has an exceptionally robust balance sheet to support further R&D and commercial expansion. The company remains disciplined, posting positive adjusted EBITDA of $5.3 million in Q3 versus $1.0 million in Q3 2024.
Investment in Pipeline and Commercial Expansion Drives Future Outlook
Delcath isn’t just growing revenues; it’s doubling down on its clinical programs. Research and development expenses more than doubled year-over-year to $8.0 million, as the company expanded its team and advanced two Phase 2 trials: one evaluating HEPZATO in metastatic colorectal cancer and another in metastatic breast cancer. Commercial and administrative costs rose to $10.3 million, supporting the expansion to 25 active centers across the U.S. and strengthening the launch platform for HEPZATO KIT.
Clinical Progress Adds to Fundamental Strength
The business isn’t just about the numbers. The company dosed its first patient at City of Hope in a new global Phase 2 trial, aiming for approximately 90 patients at 20+ sites across the U.S. and Europe. Topline results are expected in 2028. In addition, Delcath presented positive Phase 2 CHOPIN trial results at the 2025 European Society of Medical Oncology Annual Congress, highlighting a significant improvement in one-year progression-free survival for patients treated with CHEMOSAT in combination with immunotherapies, versus CHEMOSAT alone.
Guidance: Targeting $83M–$85M Revenue in 2025, Positive Cash Flow in All Quarters
Looking ahead, Delcath forecasts total revenue between $83 million and $85 million for the full year 2025, an expected volume increase of around 150% over 2024. Management also projects consistent gross margins of 85% to 87%, and positive adjusted EBITDA and cash flow each quarter.
| Metric | FY 2025 Guidance |
|---|---|
| CHEMOSAT & HEPZATO Revenue | $83M – $85M |
| Gross Margin | 85% – 87% |
| EBITDA | Positive (each quarter) |
| Cash Flow | Positive (each quarter) |
Takeaway: Delcath Emerges with Strong Fundamentals and Expanding Clinical Momentum
In summary, Delcath’s Q3 report reflects a company moving from early commercialization into operational and clinical strength: rapid revenue growth, improved margins, a growing clinical pipeline, and significant financial reserves. The path forward depends on further clinical validation and successful execution of commercial strategies. Investors and observers should watch Delcath’s Phase 2 results in both liver-dominant metastatic colorectal and breast cancers over the next several years to gauge the next chapter in growth.
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