Lightbridge (LTBR) Q4 2025 earnings summary

Executive summary

• Achieved key milestones in nuclear fuel development, including successful co-extrusion and irradiation testing of enriched uranium-zirconium alloy samples at Idaho National Laboratory, advancing commercialization efforts.

• Signed a memorandum of understanding with Oklo Inc. to explore collaboration on used fuel recycling and reprocessing.

• Expanded in-house technical team and advanced regulatory engagement preparations.

• Benefited from a favorable policy environment, with U.S. executive orders prioritizing nuclear expansion and regulatory streamlining.

• Significant increase in working capital and cash position, driven by equity financings.

Financial highlights

• Ended 2025 with $201.9 million in cash and cash equivalents, up from $40 million a year earlier.

• Working capital rose to $201.7 million at year-end 2025 from $39.9 million at year-end 2024.

• Net loss widened to $19.6 million for 2025, compared to $11.8 million in 2024.

• General and administrative expenses increased to $14.0 million from $8.5 million year-over-year.

• R&D expenses doubled to $9.2 million, reflecting expanded fuel development activities.

Outlook and guidance

• Near-term priorities include further recruitment, continued irradiation and post-irradiation testing, and regulatory engagement.

• Plans for site selection and deployment of an expandable fuel facility and further development of fabrication processes.

• Policy environment and DOE initiatives expected to create opportunities for non-dilutive funding.

• Anticipates an exciting 2026 with continued progress in fuel development and industry momentum.