Business Context and Reporting Period
Company: Ultralife Corp (ULBI)
Filing Type: Form 10-K (Annual Report)
Period Ended: December 31, 2025
Business Overview: Ultralife designs and manufactures power solutions (rechargeable and non-rechargeable batteries) and communications systems for government, defense, and commercial sectors. The company operates in two segments: Battery & Energy Products and Communications Systems. In October 2025, the company initiated a comprehensive rebranding initiative to consolidate all sub-brands under the master "Ultralife" brand.
Key Financial Metrics (Year Ended Dec 31, 2025)
| Metric | 2025 | 2024 |
|---|---|---|
| Total Revenue | $191.2 million | $164.5 million |
| Gross Profit | $46.0 million | $42.3 million |
| Gross Margin | 24.1% | 25.7% |
| Operating Income (Loss) | ($5.9 million) | $10.0 million |
| Net Income (Loss) | ($5.9 million) | $6.4 million |
| Diluted EPS | ($0.35) | $0.38 |
| Adjusted EBITDA | $17.3 million | $16.5 million |
| Cash and Equivalents | $9.3 million | $6.9 million |
| Working Capital | $68.5 million | $67.9 million |
| Total Debt (Principal) | $50.3 million | $54.3 million |
| Order Backlog | $110.2 million | $102.2 million |
Material Changes vs. Prior Period
- Revenue Growth: Total revenue increased 16.2% to $191.2 million. This was driven by a 23.6% increase in the Battery & Energy Products segment ($178.0 million), partially offset by a 35.6% decline in the Communications Systems segment ($13.1 million).
- Profitability Decline: The company reported a net loss of $5.9 million in 2025 compared to net income of $6.3 million in 2024. This reversal was primarily due to a non-cash intangible asset impairment charge of $12.2 million related to the rebranding initiative and increased operating expenses.
- Margin Compression: Gross margin decreased 160 basis points to 24.1%, attributed to product mix shifts (lower oil & gas and medical sales), scrap costs from new product transitions, and quality issues with incoming components.
- Segment Performance:
- Battery & Energy Products: Segment contribution increased to $20.2 million from $19.0 million. Growth was fueled by the full-year impact of the Electrochem acquisition and organic growth in government/defense sales.
- Communications Systems: Segment contribution turned negative at ($1.3 million) from $1.2 million, driven by delays in government purchase orders and the U.S. government shutdown.
- Acquisition Impact: The October 2024 acquisition of Electrochem Solutions contributed $32.6 million in revenue in 2025. Full-year inclusion of Electrochem expenses increased operating costs by approximately $3.7 million compared to 2024.
Guidance, Outlook, Risks, and Unusual Items
- Rebranding Initiative: A $12.2 million non-cash impairment charge was recorded in Q4 2025 to write down tradename and trademark intangible assets as the company consolidates sub-brands (Accutronics, SWE, Excell, etc.) under the single "Ultralife" brand.
- Outlook: Management expressed confidence in delivering sustainable profitable growth in 2026, citing a record backlog of $110.2 million (up 7.9% YoY). The company plans to use cash flow to reduce debt and fund strategic capital expenditures.
- Key Risks:
- Cybersecurity Litigation: The company is in litigation with its cyber insurance carrier regarding a 2023 ransomware attack. A claim for business interruption costs was filed in February 2025, with a trial expected in late 2026.
- Customer Concentration: L3Harris Technologies accounted for 27% of total revenues in 2025.
- Government Dependence: 34% of revenues were derived from U.S. and foreign military sales, exposing the company to budget fluctuations and procurement delays.
- Supply Chain: Risks include raw material shortages, tariffs, and reliance on single-source suppliers.
- Internal Control Material Weakness: The company identified a material weakness in internal control over financial reporting related to insufficient accounting personnel and ineffective IT general controls (access restrictions and monitoring). Remediation efforts are underway but were not fully effective as of year-end.
Investor Verification Checklist
- Rebranding Impact: Verify the long-term operational efficiency gains from the rebranding versus the immediate $12.2M non-cash charge.
- Cyber Insurance Claim: Monitor the status of the lawsuit against the cyber insurance carrier regarding the 2023 ransomware incident.
- Communications Segment Turnaround: Assess whether the 35.6% revenue decline in Communications Systems is a temporary timing issue or a structural loss of market share.
- Internal Control Remediation: Review future filings to confirm the remediation of the material weakness in internal controls and IT general controls.
- Debt Service: Confirm the company's ability to service its $50.3 million term loan, particularly given the variable interest rate environment and the recent net loss.