The sharp improvement in revenue, margins, and profitability — combined with strong 2026 guidance — suggests OSS is gaining traction in high-growth edge AI and defense markets. Traders should monitor the execution of 2026 guidance, particularly EBITDA turning positive and gross margin sustainability around 40%.
Price Chart
Executive Summary
One Stop Systems (OSS) reported a strong fourth quarter of 2025 with revenue from continuing operations up 70.2% year-over-year to $12.0 million and record gross margin of 58.5%. The company achieved net income from continuing operations of $2.0 million, a significant improvement from a $3.4 million loss in the prior year. OSS also announced a $22.4 million sale of its Bressner subsidiary, which contributed $8.2 million in income from discontinued operations. The company expects 20%–25% revenue growth in 2026 with positive EBITDA.
Key Financial Metrics
Key Facts
- Q4 2025 revenue from continuing operations: $12.0 million, up 70.2% YoY from $7.0 million
- Q4 2025 gross margin from continuing operations: 58.5%, a significant improvement from 9.4% in Q4 2024 (26.8% excluding a $1.2M contract loss charge)
- Net income from continuing operations: $2.0 million ($0.08 per diluted share) vs. a $3.4 million loss ($0.16 per share) in Q4 2024
- Full-year 2025 revenue from continuing operations: $32.2 million, up 31.2% YoY
- Full-year 2025 gross margin: 49.6% vs. 2.5% in 2024 (36.4% excluding prior-year charges)
- Sold Bressner Technology GmbH for $22.4 million, recognizing a $6.7 million pre-tax gain
- Income from discontinued operations: $8.2 million in 2025 vs. $1.5 million in 2024
- Cash and working capital improved to $31.2 million and $45.3 million, respectively, as of December 31, 2025
- 2026 outlook: 20%–25% revenue growth, ~40% gross margin, and positive EBITDA
Financial Impact
Revenue growth of 70.2% in Q4 and 31.2% for full-year 2025, with a dramatic improvement in profitability and margins. The Bressner divestiture added $8.2 million in income and strengthened the balance sheet.
Risk Factors
- 2026 guidance depends on continued demand in defense and commercial markets, which may be sensitive to government budgets and supply chain constraints
- Gross margin declined from 58.5% in Q4 to an expected ~40% for full-year 2026, indicating potential margin compression
- Customer concentration risk: revenue growth driven by a few large defense and medical customers
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 press release from GlobeNewswire.
| Document | Accession Number |
|---|---|
| PRESS-RELEASE Data (Synthetic) | press-3258095 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 9, 2026 17d ago | SC 13G/A | $7.74 | awaiting T+60 | — | $6.45 (−16.73%) |
Sep 3, 2026 7w ago | EFFECT | $9.76 | awaiting T+60 | — | $6.45 (−33.97%) |
Aug 24, 2026 9w ago | S-3 | $11.11 | awaiting T+60 | — | $6.45 (−41.99%) |
Aug 18, 2026 10w ago | Press Release | $12.68 | awaiting T+60 | — | $6.45 (−49.17%) |
Aug 5, 2026 11w ago | 8-K | $13.12 | awaiting T+60 | — | $6.45 (−50.88%) |
Aug 5, 2026 11w ago | Press Release | $13.12 | awaiting T+60 | — | $6.45 (−50.88%) |
May 26, 2026 21w ago | Insider Cluster | $17.56 $11.40 | ▼ −35.08% | ▼ −36.96% | $6.45 (−63.30%) |
May 26, 2026 21w ago | Insider Cluster | $17.56 $11.40 | ▼ −35.08% | ▼ −36.96% | $6.45 (−63.30%) |
May 19, 2026 22w ago | 8-K | $15.69 $13.61 | ▼ −13.26% | ▼ −18.26% | $6.45 (−58.92%) |
Apr 27, 2026 26w ago | Press Release | $9.95 $13.01 | ▲ +30.75% | ▲ +25.98% | $6.45 (−35.23%) |
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