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ADTRAN Holdings, Inc. (ADTN) Stock Fundamental Analysis & AI Rating 2026

ADTN Nasdaq Telephone & Telegraph Apparatus CIK: 0000926282
Updated This Month • Analysis: Mar 19, 2026 • SEC Data: 2025-12-31
Combined AI Rating
HOLD
70% Confidence
STRONG AGREEMENT
HOLD
62% Conf
HOLD
78% Conf

📊 ADTN Key Takeaways

Revenue: $1.1B
Net Margin: -4.2%
Free Cash Flow: $98.0M
Current Ratio: 1.76x
Debt/Equity: 0.17x
EPS: $-0.52
AI Rating: HOLD with 62% confidence
ADTRAN Holdings, Inc. (ADTN) receives a HOLD rating with 70% confidence from our AI fundamental analysis based on SEC 10-K filings. With revenue of $1.1B, net profit margin of -4.2%, and return on equity (ROE) of -31.3%, ADTRAN Holdings, Inc. demonstrates mixed fundamentals in the Telecom sector. Below is our complete ADTN stock analysis for 2026.

Is ADTRAN Holdings, Inc. (ADTN) a Good Investment?

Claude

ADTRAN demonstrates strong revenue growth of 17.5% YoY and maintains healthy free cash flow generation of $98M, indicating operational resilience in a competitive telecom equipment market. However, persistent operating losses (-1.4% margin), negative net income (-$45.7M), and deteriorating profitability despite top-line growth raise concerns about cost structure and operational efficiency that must be resolved for sustainable value creation.

ChatGPT

ADTRAN shows improving top-line momentum and solid cash generation, with 17.5% revenue growth and positive free cash flow providing evidence that underlying operations are stabilizing. However, the business remains unprofitable at the operating and net levels, with weak returns on equity and inadequate interest coverage, so the turnaround is not yet complete. Fundamentally, this looks more like a recovery-in-progress than a clearly strong business today.

Why Buy ADTRAN Holdings, Inc. Stock? ADTN Key Strengths

Claude
  • + Strong revenue growth of 17.5% YoY demonstrates market demand and competitive positioning
  • + Robust free cash flow of $98M (9.0% FCF margin) and operating cash flow of $129.8M exceed net losses, indicating quality earnings concerns rather than cash generation issues
  • + Conservative balance sheet with low debt-to-equity ratio of 0.17x and adequate liquidity (current ratio 1.76x, cash position $95.7M)
ChatGPT
  • + Revenue growth has reaccelerated to 17.5% YoY, indicating improving demand or execution
  • + Free cash flow is solid at $98.03M with a 9.0% FCF margin, supporting internal funding capacity
  • + Liquidity is adequate and leverage is modest, with a 1.76x current ratio and low debt/equity of 0.17x

ADTN Stock Risks: ADTRAN Holdings, Inc. Investment Risks

Claude
  • ! Significant operating losses of -$15.6M despite $415M gross profit reveal deteriorating operational leverage and cost control challenges
  • ! Negative profitability metrics across the board (net margin -4.2%, ROE -31.3%, ROA -3.8%) with worsening EPS trend despite revenue growth indicates fundamental execution issues
  • ! Divergence between strong cash flow and negative earnings suggests accounting charges, one-time items, or working capital dynamics masking underlying operational problems
ChatGPT
  • ! Operating margin remains negative at -1.4%, so profitability has not yet been restored
  • ! Net margin of -4.2% and ROE of -31.3% indicate weak earnings quality and poor shareholder returns
  • ! Interest coverage is negative at -0.8x, showing earnings are currently insufficient to cover financing costs

Key Metrics to Watch

Claude
  • * Operating margin trend - critical to confirm if -1.4% represents a bottom or continued deterioration
  • * Gross margin sustainability at 38.3% as company scales revenue
  • * Cash conversion and free cash flow consistency - whether $98M FCF is repeatable or inflated by working capital timing
ChatGPT
  • * Operating margin progression toward sustained positive territory
  • * Free cash flow durability relative to net losses and working capital movements

ADTRAN Holdings, Inc. (ADTN) Financial Metrics & Key Ratios

Revenue
$1.1B
Net Income
$-45.7M
EPS (Diluted)
$-0.52
Free Cash Flow
$98.0M
Total Assets
$1.2B
Cash Position
$95.7M

💡 AI Analyst Insight

ADTRAN Holdings, Inc. presents a mixed fundamental picture. Review the detailed metrics above to form your own investment thesis.

ADTN Profit Margin, ROE & Profitability Analysis

Gross Margin 38.3%
Operating Margin -1.4%
Net Margin -4.2%
ROE -31.3%
ROA -3.8%
FCF Margin 9.0%

ADTN vs Telecom Sector: How ADTRAN Holdings, Inc. Compares

How ADTRAN Holdings, Inc. compares to Telecom sector averages

Net Margin
ADTN -4.2%
vs
Sector Avg 14.0%
ADTN Sector
ROE
ADTN -31.3%
vs
Sector Avg 15.0%
ADTN Sector
Current Ratio
ADTN 1.8x
vs
Sector Avg 1.0x
ADTN Sector
Debt/Equity
ADTN 0.2x
vs
Sector Avg 1.2x
ADTN Sector

Sector benchmarks are approximate industry averages. Actual sector performance may vary.

Is ADTRAN Holdings, Inc. Stock Overvalued? ADTN Valuation Analysis 2026

Based on fundamental analysis, ADTRAN Holdings, Inc. has mixed fundamental signals relative to the Telecom sector in 2026.

Return on Equity
-31.3%
Sector avg: 15%
Net Profit Margin
-4.2%
Sector avg: 14%
Revenue Growth
N/A
Year-over-year
Debt/Equity
0.17x
Sector avg: 1.2x

Note: This is a fundamental analysis based on SEC filings. For P/E ratio, price targets, and market-based valuation, consult financial data providers. This is not investment advice.

ADTRAN Holdings, Inc. Balance Sheet: ADTN Debt, Cash & Liquidity

Current Ratio
1.76x
Quick Ratio
1.16x
Debt/Equity
0.17x
Debt/Assets
56.9%
Interest Coverage
-0.81x
Long-term Debt
$24.6M

ADTN Revenue & Earnings Growth: 5-Year Financial Trend

ADTN 5-year financial data: Year 2021: Revenue $563.0M, Net Income -$53.0M, EPS $-1.11. Year 2022: Revenue $1.0B, Net Income $2.4M, EPS $0.05. Year 2023: Revenue $1.1B, Net Income -$8.6M, EPS $-0.18. Year 2024: Revenue $1.1B, Net Income -$2.0M, EPS $-0.03. Year 2025: Revenue $1.1B, Net Income -$268.9M, EPS $-3.43.
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: ADTRAN Holdings, Inc.'s revenue has grown significantly by 104% over the 5-year period, indicating strong business expansion. The most recent EPS of $-3.43 indicates the company is currently unprofitable.

ADTN Revenue Growth, EPS Growth & YoY Performance

Revenue Growth
N/A
Year-over-year
Net Income Growth
N/A
Year-over-year
EPS Growth
N/A
Earnings per share
FCF Margin
9.0%
Free cash flow / Revenue

ADTN Quarterly Earnings & Performance

Quarterly financial performance data for ADTRAN Holdings, Inc. including revenue, net income, and earnings per share.
Quarter Revenue Net Income EPS
Q3 2025 $227.7M -$10.3M $-0.12
Q2 2025 $226.0M -$20.5M $-0.24
Q1 2025 $226.2M -$11.3M $-0.14
Q3 2024 $227.7M -$31.2M $-0.36
Q2 2024 $226.0M -$39.1M $-0.50
Q1 2024 $226.2M -$40.1M $-0.51
Q3 2023 $272.3M -$40.9M $-0.57
Q2 2023 $172.0M $1.0M $0.02

Data sourced from SEC EDGAR 10-Q quarterly filings. Figures may represent quarterly or cumulative values.

ADTRAN Holdings, Inc. Dividends, Buybacks & Capital Allocation

Operating Cash Flow
$129.8M
Cash generated from operations
Stock Buybacks
$184.0K
Shares repurchased (TTM)
Capital Expenditures
$31.7M
Investment in assets
Dividends
None
No dividend program

ADTN SEC Filings: Latest 10-K & 10-Q Analysis

Access official SEC EDGAR filings for ADTRAN Holdings, Inc. (CIK: 0000926282)

📋 Recent SEC Filings

Date Form Document Action
Apr 7, 2026 8-K adtn-20260401.htm View →
Apr 3, 2026 4 xslF345X06/ownership.xml View →
Apr 3, 2026 4 xslF345X06/ownership.xml View →
Apr 3, 2026 4 xslF345X06/ownership.xml View →
Mar 27, 2026 DEF 14A adtn-20260327.htm View →

Frequently Asked Questions about ADTN

What is the AI rating for ADTN?

ADTRAN Holdings, Inc. (ADTN) has a Combined AI Rating of HOLD from Claude (HOLD) and ChatGPT (HOLD) with 70% combined confidence, based on fundamental analysis of SEC EDGAR filings.

What are ADTN's key strengths?

Claude: Strong revenue growth of 17.5% YoY demonstrates market demand and competitive positioning. Robust free cash flow of $98M (9.0% FCF margin) and operating cash flow of $129.8M exceed net losses, indicating quality earnings concerns rather than cash generation issues. ChatGPT: Revenue growth has reaccelerated to 17.5% YoY, indicating improving demand or execution. Free cash flow is solid at $98.03M with a 9.0% FCF margin, supporting internal funding capacity.

What are the risks of investing in ADTN?

Claude: Significant operating losses of -$15.6M despite $415M gross profit reveal deteriorating operational leverage and cost control challenges. Negative profitability metrics across the board (net margin -4.2%, ROE -31.3%, ROA -3.8%) with worsening EPS trend despite revenue growth indicates fundamental execution issues. ChatGPT: Operating margin remains negative at -1.4%, so profitability has not yet been restored. Net margin of -4.2% and ROE of -31.3% indicate weak earnings quality and poor shareholder returns.

What is ADTN's revenue and growth?

ADTRAN Holdings, Inc. reported revenue of $1.1B.

Does ADTN pay dividends?

ADTRAN Holdings, Inc. does not currently pay dividends.

Where can I find ADTN SEC filings?

Official SEC filings for ADTRAN Holdings, Inc. (CIK: 0000926282) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is ADTN's EPS?

ADTRAN Holdings, Inc. has a diluted EPS of $-0.52.

How is the AI analysis conducted?

Two independent AI systems — Claude (Anthropic) and ChatGPT (OpenAI) — analyze SEC EDGAR filings including 10-K annual reports and 10-Q quarterly reports. Each AI evaluates financial health, profitability ratios, balance sheet strength, and growth metrics. The combined rating reflects both perspectives for balanced insights.

Is ADTN a good stock to buy right now?

Based on our AI fundamental analysis in April 2026, ADTRAN Holdings, Inc. has a HOLD rating with 70% confidence. Review the strengths and risks sections above before making a decision. This is not investment advice.

Is ADTN stock overvalued or undervalued?

Valuation metrics for ADTN: ROE of -31.3% (sector avg: 15%), net margin of -4.2% (sector avg: 14%). Compare these metrics with sector averages to assess valuation.

Should I buy ADTN stock in 2026?

Our dual AI analysis gives ADTRAN Holdings, Inc. a combined HOLD rating for 2026. Revenue is data pending, with profitability at or below sector average. Always conduct your own research.

What is ADTN's free cash flow?

ADTRAN Holdings, Inc.'s operating cash flow is $129.8M, with capital expenditures of $31.7M. FCF margin is 9.0%.

How does ADTN compare to other Telecom stocks?

Vs Telecom sector averages: Net margin -4.2% (avg: 14%), ROE -31.3% (avg: 15%), current ratio 1.76 (avg: 1).

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Disclaimer: This analysis is generated by Claude AI (Anthropic) and ChatGPT (OpenAI) based on publicly available SEC EDGAR filings. It does not include stock price data and should not be considered financial advice. All fundamental data is sourced from SEC public domain filings. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.
Data Source: SEC EDGAR | Analysis Date: Mar 19, 2026 | Data as of: 2025-12-31 | Powered by Claude AI