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Regeneron Pharmaceuticals, Inc.. (REGN) Stock Fundamental Analysis & AI Rating 2026

REGN Nasdaq Pharmaceutical Preparations NY CIK: 0000872589
Updated This Month • Analysis: May 6, 2026 • SEC Data: 2026-03-31
Combined AI Rating
BUY
80% Confidence
AGREEMENT
HOLD
78% Conf
BUY
82% Conf

📊 REGN Key Takeaways

Revenue: $3.6B
Net Margin: 20.2%
Free Cash Flow: $848.3M
Current Ratio: 3.57x
Debt/Equity: 0.06x
EPS: $6.75
AI Rating: HOLD with 78% confidence
Regeneron Pharmaceuticals, Inc.. (REGN) receives a BUY rating with 80% confidence from our AI fundamental analysis based on SEC 10-K filings. With revenue of $3.6B, net profit margin of 20.2%, and return on equity (ROE) of 2.3%, Regeneron Pharmaceuticals, Inc.. demonstrates strong fundamentals in the Healthcare sector. Below is our complete REGN stock analysis for 2026.

Is Regeneron Pharmaceuticals, Inc.. (REGN) a Good Investment?

Claude

Regeneron demonstrates strong operational profitability with 20.2% net margins and robust free cash flow generation of $848.3M, supported by an exceptionally healthy balance sheet with minimal leverage. However, the company faces significant headwinds with anemic 1.0% revenue growth and alarmingly low returns on equity (2.3%) and assets (1.8%), indicating poor capital efficiency and limited growth prospects that constrain upside potential.

ChatGPT

Regeneron shows high-quality fundamentals: strong profitability, a 31.4% net margin, robust free cash flow generation, and an exceptionally strong balance sheet with low leverage and ample liquidity. The main limitation is modest recent revenue growth, but the company’s financial resilience and cash-producing capacity support a favorable fundamental outlook if it can sustain pipeline execution and margin discipline.

Why Buy Regeneron Pharmaceuticals, Inc.. Stock? REGN Key Strengths

Claude
  • + Exceptional profitability margins: 20.2% net margin and 17.8% operating margin demonstrate operational excellence
  • + Fortress balance sheet with minimal leverage (0.06x debt/equity), $3.0B cash, and exceptional interest coverage of 39.9x
  • + Strong free cash flow generation of $848.3M with 23.5% FCF margin providing capital flexibility
  • + Outstanding liquidity with 3.57x current ratio and 2.96x quick ratio
  • + Efficient operational cash conversion with $1.1B operating cash flow from $3.6B revenue
ChatGPT
  • + High profitability with 24.9% operating margin and 31.4% net margin
  • + Excellent financial health, including 4.13x current ratio and just 0.06x debt-to-equity
  • + Strong cash generation with $4.08B in free cash flow and 28.4% FCF margin

REGN Stock Risks: Regeneron Pharmaceuticals, Inc.. Investment Risks

Claude
  • ! Severely constrained revenue growth at 1.0% YoY suggests mature product portfolio or competitive market pressures
  • ! Critically low ROE of 2.3% and ROA of 1.8% indicate substantial capital allocation inefficiency and value destruction
  • ! Capital-intensive operations requiring $230.6M annual capex with minimal growth outcome
  • ! Revenue growth lagging diluted EPS growth (+8.2%) suggests dependence on share buybacks rather than organic expansion
  • ! Pharmaceutical industry exposure to regulatory, patent cliff, and pricing pressures
ChatGPT
  • ! Revenue growth is currently modest at 1.0% YoY, which may limit operating leverage expansion
  • ! Pharmaceutical earnings can be vulnerable to product concentration, patent cliffs, and pipeline execution risk
  • ! Margins could face pressure from R&D intensity, competition, or reimbursement and regulatory changes

Key Metrics to Watch

Claude
  • * Revenue growth acceleration - must exceed 3-5% threshold to validate pharmaceutical company viability
  • * Return on equity improvement trajectory from current 2.3% baseline
  • * Operating cash flow sustainability and capital allocation efficiency going forward
  • * Pipeline contribution and new product revenue recognition rates
ChatGPT
  • * Revenue growth rate and product concentration trends
  • * Operating margin and free cash flow consistency

Regeneron Pharmaceuticals, Inc.. (REGN) Financial Metrics & Key Ratios

Revenue
$3.6B
Net Income
$727.2M
EPS (Diluted)
$6.75
Free Cash Flow
$848.3M
Total Assets
$40.9B
Cash Position
$3.0B

💡 AI Analyst Insight

The 23.5% free cash flow margin provides substantial flexibility for dividends, buybacks, and strategic investments. Strong liquidity with a 3.57x current ratio provides a solid financial cushion.

REGN Profit Margin, ROE & Profitability Analysis

Gross Margin N/A
Operating Margin 17.8%
Net Margin 20.2%
ROE 2.3%
ROA 1.8%
FCF Margin 23.5%

REGN vs Healthcare Sector: How Regeneron Pharmaceuticals, Inc.. Compares

How Regeneron Pharmaceuticals, Inc.. compares to Healthcare sector averages

Net Margin
REGN 20.2%
vs
Sector Avg 12.0%
REGN Sector
ROE
REGN 2.3%
vs
Sector Avg 15.0%
REGN Sector
Current Ratio
REGN 3.6x
vs
Sector Avg 2.0x
REGN Sector
Debt/Equity
REGN 0.1x
vs
Sector Avg 0.6x
REGN Sector

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

Is Regeneron Pharmaceuticals, Inc.. Stock Overvalued? REGN Valuation Analysis 2026

Based on fundamental analysis, Regeneron Pharmaceuticals, Inc.. has mixed fundamental signals relative to the Healthcare sector in 2026.

Return on Equity
2.3%
Sector avg: 15%
Net Profit Margin
20.2%
Sector avg: 12%
Revenue Growth
N/A
Year-over-year
Debt/Equity
0.06x
Sector avg: 0.6x

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.

Regeneron Pharmaceuticals, Inc.. Balance Sheet: REGN Debt, Cash & Liquidity

Current Ratio
3.57x
Quick Ratio
2.96x
Debt/Equity
0.06x
Debt/Assets
23.1%
Interest Coverage
39.93x
Long-term Debt
$2.0B

REGN Revenue & Earnings Growth: 5-Year Financial Trend

REGN 5-year financial data: Year 2021: Revenue $16.1B, Net Income $2.1B, EPS $18.46. Year 2022: Revenue $16.1B, Net Income $3.5B, EPS $30.52. Year 2023: Revenue $16.1B, Net Income $8.1B, EPS $71.97. Year 2024: Revenue $14.2B, Net Income $4.3B, EPS $38.22. Year 2025: Revenue $14.3B, Net Income $4.0B, EPS $34.77.
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: Regeneron Pharmaceuticals, Inc..'s revenue has declined by 11% over the 5-year period, indicating business contraction. The most recent EPS of $34.77 reflects profitable operations.

REGN 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
23.5%
Free cash flow / Revenue

REGN Quarterly Earnings & Performance

Quarterly financial performance data for Regeneron Pharmaceuticals, Inc.. including revenue, net income, and earnings per share.
Quarter Revenue Net Income EPS
Q1 2026 $3.0B $727.2M $6.75
Q3 2025 $3.7B $722.0M $11.54
Q2 2025 $3.5B $722.0M $12.41
Q1 2025 $3.0B $722.0M $6.27
Q3 2024 $3.4B $722.0M $8.89
Q2 2024 $3.2B $722.0M $8.50
Q1 2024 $3.1B $722.0M $6.27
Q3 2023 $2.9B $817.8M $8.89

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

Regeneron Pharmaceuticals, Inc.. Dividends, Buybacks & Capital Allocation

Operating Cash Flow
$1.1B
Cash generated from operations
Stock Buybacks
$794.3M
Shares repurchased (TTM)
Capital Expenditures
$230.6M
Investment in assets
Dividends Paid
$97.8M
Returned to shareholders

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

Access official SEC EDGAR filings for Regeneron Pharmaceuticals, Inc.. (CIK: 0000872589)

📋 Recent SEC Filings

Date Form Document Action
May 4, 2026 4 xslF345X06/edgardoc.xml View →
Apr 29, 2026 10-Q regn-20260331.htm View →
Apr 29, 2026 8-K regn-20260429.htm View →
Apr 24, 2026 DEF 14A regn-20260424.htm View →
Apr 8, 2026 8-K tm2611354d1_8k.htm View →

Frequently Asked Questions about REGN

What is the AI rating for REGN?

Regeneron Pharmaceuticals, Inc.. (REGN) has a Combined AI Rating of BUY from Claude (HOLD) and ChatGPT (BUY) with 80% combined confidence, based on fundamental analysis of SEC EDGAR filings.

What are REGN's key strengths?

Claude: Exceptional profitability margins: 20.2% net margin and 17.8% operating margin demonstrate operational excellence. Fortress balance sheet with minimal leverage (0.06x debt/equity), $3.0B cash, and exceptional interest coverage of 39.9x. ChatGPT: High profitability with 24.9% operating margin and 31.4% net margin. Excellent financial health, including 4.13x current ratio and just 0.06x debt-to-equity.

What are the risks of investing in REGN?

Claude: Severely constrained revenue growth at 1.0% YoY suggests mature product portfolio or competitive market pressures. Critically low ROE of 2.3% and ROA of 1.8% indicate substantial capital allocation inefficiency and value destruction. ChatGPT: Revenue growth is currently modest at 1.0% YoY, which may limit operating leverage expansion. Pharmaceutical earnings can be vulnerable to product concentration, patent cliffs, and pipeline execution risk.

What is REGN's revenue and growth?

Regeneron Pharmaceuticals, Inc.. reported revenue of $3.6B.

Does REGN pay dividends?

Regeneron Pharmaceuticals, Inc.. pays dividends, with $97.8M distributed to shareholders in the trailing twelve months.

Where can I find REGN SEC filings?

Official SEC filings for Regeneron Pharmaceuticals, Inc.. (CIK: 0000872589) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is REGN's EPS?

Regeneron Pharmaceuticals, Inc.. has a diluted EPS of $6.75.

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 REGN a good stock to buy right now?

Based on our AI fundamental analysis in May 2026, Regeneron Pharmaceuticals, Inc.. has a BUY rating with 80% confidence. The AI analysis suggests favorable fundamentals based on SEC filings. This is not investment advice.

Is REGN stock overvalued or undervalued?

Valuation metrics for REGN: ROE of 2.3% (sector avg: 15%), net margin of 20.2% (sector avg: 12%). Compare these metrics with sector averages to assess valuation.

Should I buy REGN stock in 2026?

Our dual AI analysis gives Regeneron Pharmaceuticals, Inc.. a combined BUY rating for 2026. Revenue is data pending, with profitability above sector average. Always conduct your own research.

What is REGN's free cash flow?

Regeneron Pharmaceuticals, Inc..'s operating cash flow is $1.1B, with capital expenditures of $230.6M. FCF margin is 23.5%.

How does REGN compare to other Healthcare stocks?

Vs Healthcare sector averages: Net margin 20.2% (avg: 12%), ROE 2.3% (avg: 15%), current ratio 3.57 (avg: 2).

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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: May 6, 2026 | Data as of: 2026-03-31 | Powered by Claude AI