The strong revenue growth and margin expansion suggest ADTRAN is successfully capitalizing on fiber deployment trends and high-risk vendor replacement initiatives in Europe. The raised guidance indicates continued momentum, making this a positive signal for investors. Monitor the execution of margin expansion and cash flow generation in upcoming quarters.
Price Chart
Executive Summary
ADTRAN Holdings reported strong Q4 2025 results with revenue of $291.6 million, up 20.1% year-over-year, and non-GAAP EPS of $0.16, a significant improvement from a $0.02 loss in the prior year. The company also raised its non-GAAP operating margin to 6.4% and guided for Q1 2026 revenue between $275 million and $295 million, indicating sustained momentum in fiber networking demand.
Key Financial Metrics
Key Facts
- Q4 2025 revenue was $291.6 million, up 20.1% year-over-year and above the prior outlook of $275M-$285M
- Non-GAAP gross margin increased to 42.5%, up 122 basis points year-over-year
- Non-GAAP operating margin improved to 6.4%, up from 2.4% in the prior year
- Non-GAAP diluted EPS was $0.16, compared to a $0.02 loss in Q4 2024
- Q1 2026 revenue guidance is $275M-$295M, with non-GAAP operating margin expected between 4.0% and 8.0%
- Cash and cash equivalents increased to $95.7 million from $76.0 million in the prior year
Financial Impact
Revenue increased by $48.7 million YoY, non-GAAP operating income improved significantly from $5.8 million to $18.8 million
Segment Breakdown
| Segment | Revenue | Growth |
|---|---|---|
| Network Solutions | $242.7M | +23.2% |
| Services & Support | $48.9M | +6.7% |
Risk Factors
- The company has ongoing material weaknesses in internal control over financial reporting
- High exposure to customer spending patterns in the service provider market
- Dependence on successful integration following the Adtran Networks combination
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 6 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 8-K Filing (Primary) | 0001193125-26-073361 |
| Document: adtn-20260225.htm | 0001193125-26-073361 |
| Document: adtn-ex99_2.htm | 0001193125-26-073361 |
| Document: 0001193125-26-073361-index-headers.html | 0001193125-26-073361 |
| Document: 0001193125-26-073361-index.html | 0001193125-26-073361 |
| Document: 0001193125-26-073361.txt | 0001193125-26-073361 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 10, 2026 11w ago | 8-K | $7.76 $8.10 | ▲ +4.38% | ▲ +4.79% | $6.88 (−11.34%) |
Aug 8, 2026 11w ago | Institutional Cluster | $7.63 $8.66 | ▲ +13.43% | ▲ +13.48% | $6.88 (−9.83%) |
Aug 7, 2026 11w ago | Insider Buy | $7.63 $8.66 | ▲ +13.43% | ▲ +13.48% | $6.88 (−9.83%) |
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Mar 27, 2026 30w ago | DEFA14A | $12.93 $12.93 | · 0.00% | ▼ −3.86% | $6.88 (−46.79%) |
US Market Status
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