ADTRAN (ADTN)
Builds access, aggregation, optical networking, and support systems for broadband operators.
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Supplies fiber access, subscriber networking, optical transport, and support services for communications providers and enterprise networks. The business blends Huntsville-based Adtran access systems with ADVA optical networking, with demand tied to carrier broadband builds, international service providers, and integration after the holding-company reorganization.
Supplies network equipment and software for high-speed connectivity from the network core to the subscriber edge. Network Solutions covers Subscriber Solutions, Access & Aggregation Solutions, and Optical Networking Solutions, while Services & Support adds design, implementation, maintenance, support, and cloud-hosted Mosaic One tools.
Serves communications service providers, fiber overbuilders, utilities, municipalities, cable operators, SMBs, and distributed enterprises. Revenue is international, with meaningful business in the United States, the United Kingdom, and Germany.
Execution depends on fiber-access demand, optical transport roadmaps, carrier customer timing, and trusted-supplier requirements. The current portfolio reflects the ADVA combination and a shift away from copper DSL, fixed wireless access, and IoT gateways.
Company facts
Target rangeAs of Sep 22, 2026
Latest analyst notes
| Date | Firm | Action | Prior | Current |
|---|---|---|---|---|
| Aug 5, 2026 | Craig-Hallum | Target | Target: — | Target: $12 |
| Aug 5, 2026 | Northland Securities | Target | Target: $18 | Target: $15 |
| Aug 5, 2026 | Evercore ISI | Target | Target: — | Target: $11 |
| May 6, 2026 | Northland Securities | Target | Target: $13 | Target: $18 |
| Apr 9, 2026 | Needham | Target | Target: $14 | Target: $18 |
EPSReportedEstimate
RevenueReportedEstimate
Balance sheet, Jun 30, 2026Cash & short-term investments $118.3M · Total debt $242.7M · Total assets $1.15B · Shareholders' equity $129.5M
- Revenue
- $281.1M
- Operating income
- −$10.1M
- Net income
- −$10.9M
HistoryDividendAnnual yield
| Institutions | ≈ 103.03% | 83.95M shares | |
|---|---|---|---|
| 257 holders · as of Jun 30, 2026 · largest filers plus last quarter's tail | |||
| Insiders | 2.38% | 1.94M shares | |
| 12 holders · as of Aug 10, 2026 | |||
| Strategic holders | 12.58% | 10.25M shares | |
| 2 holders · as of Mar 6, 2025 | |||
| Adds to | 117.99% | ||
81.48M company shares as of Sep 23, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing
This quarter's institutional total failed a plausibility check; shown: the largest filers plus last quarter's remainder.
These groups come from separate filings that can overlap, so they add to 117.99%; nothing is left for Other.
Top shareholders13F · 13D/G · Form 4
| Holder | Stake | Shares | Date |
|---|---|---|---|
BlackRock, Inc.Institution | 9.62% | 7.84M | as of Jun 30, 2026 |
EGORA Ventures AG (f/k/a EGORA Holding GmbH)Strategic | 6.57% | 5.36M | filed Mar 6, 2025 |
Vanguard Portfolio Management LLCInstitution | 6.30% | 5.14M | as of Jun 30, 2026 |
EGORA Investments GmbHStrategic | 6.00% | 4.89M | filed Jul 20, 2022 |
Vanguard Capital Management LLCInstitution | 4.31% | 3.51M | as of Jun 30, 2026 |
Insider tradesForm 4
| Date | Insider | Role | Shares | Avg price |
|---|---|---|---|---|
| Aug 6, 2026 | Timothy P. Santo | officer: SVP of Finance; CFO | +6,579 | $7.60 |
| May 20, 2026 | James Denson Jr Wilson | officer: Chief Revenue Officer | −9,332 | $14.72 |
| May 7, 2026 | Christoph Glingener | officer: Chief Technology Officer | −126,115 | $14.95 |
| May 8, 2026 | Christoph Glingener | officer: Chief Technology Officer | −22,277 | $15.00 |
| Mar 4, 2026 | Hourigan Rice Jacqueline | director | −14,406 | $10.29 |
- Nokia (ADR)
Broad rival across fiber access, aggregation, and optical transport
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Fiber-access and cloud platform rival for broadband providers
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Optical-networking leader with growing broadband-access overlap
- Cisco Systems
Routed optical and carrier IP overlap in transport networks
- Ribbon Communications
IP optical networking peer for service providers and critical networks
- Harmonic
Cable and fiber broadband-access rival through cOS
Compare
| Company | Price | Change | |||||
|---|---|---|---|---|---|---|---|
| ADTRAN | $7.15 | −1.92% | $590.5M | — | 20.1 | 0.5 | +6.1% |
| Nokia (ADR) | $10.84 | +0.14% | $58.44B | 76.8 | 25.8 | 2.5 | +2.3% |
| Calix | $35.03 | −0.34% | $2.21B | 45.6 | 18.4 | 2.0 | +21.3% |
| Ciena | $356.25 | −3.34% | $52.17B | 82.3 | 34.4 | 8.7 | +37.0% |
| Cisco Systems | $106.37 | −0.07% | $419.53B | 32.0 | 20.8 | 6.6 | +17.6% |
| Ribbon Communications | $1.80 | −2.17% | $329.0M | 22.6 | 12.9 | 0.4 | −12.8% |
| Harmonic | $11.04 | −2.21% | $1.22B | — | 16.4 | 2.5 | −3.3% |
| Median | 45.6 | 19.6 | 2.5 | +9.9% |