Eos Energy Enterprises, Inc. Q4 FY2025 Earnings Call

· Earnings call transcript and AI-powered summary

Eos Energy Enterprises (EOSE) Q4 & Full Year 2025 Earnings Summary

Key Context: Company missed 2025 guidance (CEO responsibility) but delivered record results amid strong demand for long-duration storage driven by data centers, electrification, and grid reliability needs. Focus on execution improvements, automation, and new Indensity product. Removed going-concern language; strongest cash position in company history.

Financial Performance

  • Revenue: Q4 2025: $58M (nearly 2x Q3 2025; exceeded combined Q1-Q3 2025 and all prior public-year revenue). Full Year 2025: $114.2M (7x YoY growth vs. 2024).
  • Backlog: $701M at year-end (+9% QoQ), with $240M+ new orders booked in Q4 across 8 customers/9 projects.
  • Gross Margin: Continued sequential improvement (Q4 and full year). Gross loss narrowed significantly (408 ppt YoY margin improvement). Adjusted gross loss (new non-GAAP metric excluding SBC & D&A): $128.5M for year. Path to positive gross margin delayed to H2 2026 due to material cost timing.
  • Operating Expenses: $115.4M (+26% YoY) due to scaling investments; 22% non-cash.
  • Net Loss / Adjusted EBITDA: Net loss $969.6M (includes $746.8M non-cash fair value/warrant impacts from stock price rise). Adjusted EBITDA loss $219.1M (812 ppt margin improvement YoY).
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Operator: Good morning, and welcome to Eos Energy Enterprises' Full Year 2025 Conference Call. As a reminder, today's call is being recorded, and your participation implies consent to such recording. [Operator Instructions] With that, I would like to turn the call over to Liz Higley, Head of Investor Relations. Thank you. You may begin. Elizabeth Higley: Good morning, everyone, and welcome to Eos' Fourth Quarter and Full Year 2025 Conference Call. Today, I'm joined by Eos' CEO, Joe Mastrangelo; COO, John Mehas; CTO, Francis Richey; and CCO and Interim CFO, Nathan Kroeker. This call may include forward-looking statements, including, but not limited to, current expectations with respect to future results and our outlook for our company. Should any of these risks materialize or should our assumptions prove to be incorrect, our actual results may differ materially from our expectations or those implied by these forward-looking statements. The risks and uncertainties that forward-looking statements are subject to are described in our SEC filings. Forward-looking statements represent our beliefs and assumptions only as of the date such statements are made. We undertake no obligation to update these statements made during this call to reflect events or circumstances after today or to reflect new information or the occurrence of unanticipated events, except as required by law. Today's remarks will also include references to non-GAAP financial measures. Additional information, includi
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