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Stock Comparison

SIGA vs REGN

Revenue, margins, valuation, and 5-year total return — side by side.

Live fundamentals10-year financials5-year price chart
SIGA
SIGA Technologies, Inc.

Drug Manufacturers - Specialty & Generic

HealthcareNASDAQ • US
Market Cap$339M
5Y Perf.-21.0%
REGN
Regeneron Pharmaceuticals, Inc.

Biotechnology

HealthcareNASDAQ • US
Market Cap$73.68B
5Y Perf.+15.7%

SIGA vs REGN — Key Financials

Market cap, revenue, margins, and valuation side-by-side.

Company Snapshot
SIGA logoSIGA
REGN logoREGN
IndustryDrug Manufacturers - Specialty & GenericBiotechnology
Market Cap$339M$73.68B
Revenue (TTM)$94M$14.92B
Net Income (TTM)$-4.04T$4.42B
Gross Margin61.8%84.5%
Operating Margin27.7%24.3%
Forward P/E2.8x15.3x
Total Debt$595K$2.71B
Cash & Equiv.$155M$3.12B

SIGA vs REGNLong-Term Stock Performance

Price return indexed to 100 at period start. Dividends excluded.

SIGA
REGN
StockMay 20May 26Return
SIGA Technologies, … (SIGA)10079.0-21.0%
Regeneron Pharmaceu… (REGN)100115.7+15.7%

Price return only. Dividends and distributions are not included.

Quick Verdict: SIGA vs REGN

Each card shows where this stock fits in a portfolio — not just who wins on paper.

Bottom line: REGN leads in 5 of 7 categories, making it the strongest pick for growth and revenue expansion and profitability and margin quality. SIGA Technologies, Inc. is the stronger pick specifically for valuation and capital efficiency and dividend income and shareholder returns. As sector peers, any of these can serve as alternatives in the same allocation.
SIGA
SIGA Technologies, Inc.
The Income Pick

SIGA is the clearest fit if your priority is income & stability and long-term compounding.

  • Dividend streak 4 yrs, beta 1.15, yield 12.7%
  • 7.6% 10Y total return vs REGN's 90.0%
  • Lower volatility, beta 1.15, Low D/E 0.3%, current ratio 11.83x
Best for: income & stability and long-term compounding
REGN
Regeneron Pharmaceuticals, Inc.
The Growth Play

REGN carries the broadest edge in this set and is the clearest fit for growth exposure.

  • Rev growth 1.0%, EPS growth 8.2%, 3Y rev CAGR 5.6%
  • 1.0% revenue growth vs SIGA's -31.8%
  • 29.6% margin vs SIGA's -43K%
Best for: growth exposure
See the full category breakdown
CategoryWinnerWhy
GrowthREGN logoREGN1.0% revenue growth vs SIGA's -31.8%
ValueSIGA logoSIGALower P/E (2.8x vs 15.3x)
Quality / MarginsREGN logoREGN29.6% margin vs SIGA's -43K%
Stability / SafetyREGN logoREGNBeta 0.81 vs SIGA's 1.15
DividendsSIGA logoSIGA12.7% yield, 4-year raise streak, vs REGN's 0.5%
Momentum (1Y)REGN logoREGN+27.1% vs SIGA's +1.5%
Efficiency (ROA)REGN logoREGN11.1% ROA vs SIGA's -7.4%, ROIC 8.9% vs 33.7%

SIGA vs REGN — Revenue Breakdown by Segment

How each company's revenue is distributed across its business units

SIGASIGA Technologies, Inc.
FY 2025
Product Sales and Supportive Services
93.1%$88M
Research and Development
6.9%$7M
REGNRegeneron Pharmaceuticals, Inc.
FY 2025
Collaboration Revenue
51.1%$7.3B
Product
44.0%$6.3B
Product and Service, Other
4.9%$703M

SIGA vs REGN — Financial Metrics

Side-by-side numbers across 2 stocks — who leads on profitability, valuation, growth, and risk.

BEST OVERALLSIGALAGGINGREGN

Income & Cash Flow (Last 12 Months)

REGN leads this category, winning 3 of 5 comparable metrics.

REGN is the larger business by revenue, generating $14.9B annually — 159.1x SIGA's $94M. REGN is the more profitable business, keeping 29.6% of every revenue dollar as net income compared to SIGA's -43117.4%. On growth, REGN holds the edge at +19.0% YoY revenue growth, suggesting stronger near-term business momentum.

MetricSIGA logoSIGASIGA Technologies…REGN logoREGNRegeneron Pharmac…
RevenueTrailing 12 months$94M$14.9B
EBITDAEarnings before interest/tax$26M$4.2B
Net IncomeAfter-tax profit-$4.04T$4.4B
Free Cash FlowCash after capex$33M$4.2B
Gross MarginGross profit ÷ Revenue+61.8%+84.5%
Operating MarginEBIT ÷ Revenue+27.7%+24.3%
Net MarginNet income ÷ Revenue-43117.4%+29.6%
FCF MarginFCF ÷ Revenue+35.2%+27.9%
Rev. Growth (YoY)Latest quarter vs prior year-11.3%+19.0%
EPS Growth (YoY)Latest quarter vs prior year-7.2%
REGN leads this category, winning 3 of 5 comparable metrics.

Valuation Metrics

SIGA leads this category, winning 6 of 6 comparable metrics.

At 14.3x trailing earnings, SIGA trades at a 16% valuation discount to REGN's 17.1x P/E. On an enterprise value basis, SIGA's 7.6x EV/EBITDA is more attractive than REGN's 17.8x.

MetricSIGA logoSIGASIGA Technologies…REGN logoREGNRegeneron Pharmac…
Market CapShares × price$339M$73.7B
Enterprise ValueMkt cap + debt − cash$185M$73.3B
Trailing P/EPrice ÷ TTM EPS14.33x17.09x
Forward P/EPrice ÷ next-FY EPS est.2.78x15.35x
PEG RatioP/E ÷ EPS growth rate2.70x
EV / EBITDAEnterprise value multiple7.60x17.78x
Price / SalesMarket cap ÷ Revenue3.58x5.14x
Price / BookPrice ÷ Book value/share1.70x2.46x
Price / FCFMarket cap ÷ FCF6.96x18.06x
SIGA leads this category, winning 6 of 6 comparable metrics.

Profitability & Efficiency

SIGA leads this category, winning 4 of 7 comparable metrics.

REGN delivers a 14.3% return on equity — every $100 of shareholder capital generates $14 in annual profit, vs $-11 for SIGA. SIGA carries lower financial leverage with a 0.00x debt-to-equity ratio, signaling a more conservative balance sheet compared to REGN's 0.09x.

MetricSIGA logoSIGASIGA Technologies…REGN logoREGNRegeneron Pharmac…
ROE (TTM)Return on equity-10.7%+14.3%
ROA (TTM)Return on assets-7.4%+11.1%
ROICReturn on invested capital+33.7%+8.9%
ROCEReturn on capital employed+11.3%+10.2%
Piotroski ScoreFundamental quality 0–955
Debt / EquityFinancial leverage0.00x0.09x
Net DebtTotal debt minus cash-$154M-$412M
Cash & Equiv.Liquid assets$155M$3.1B
Total DebtShort + long-term debt$595,169$2.7B
Interest CoverageEBIT ÷ Interest expense108.44x
SIGA leads this category, winning 4 of 7 comparable metrics.

Total Returns (Dividends Reinvested)

Evenly matched — SIGA and REGN each lead in 3 of 6 comparable metrics.

A $10,000 investment in REGN five years ago would be worth $14,365 today (with dividends reinvested), compared to $10,136 for SIGA. Over the past 12 months, REGN leads with a +27.1% total return vs SIGA's +1.5%. The 3-year compound annual growth rate (CAGR) favors SIGA at 6.9% vs REGN's -1.7% — a key indicator of consistent wealth creation.

MetricSIGA logoSIGASIGA Technologies…REGN logoREGNRegeneron Pharmac…
YTD ReturnYear-to-date-15.0%-8.5%
1-Year ReturnPast 12 months+1.5%+27.1%
3-Year ReturnCumulative with dividends+22.2%-5.1%
5-Year ReturnCumulative with dividends+1.4%+43.6%
10-Year ReturnCumulative with dividends+764.0%+90.0%
CAGR (3Y)Annualised 3-year return+6.9%-1.7%
Evenly matched — SIGA and REGN each lead in 3 of 6 comparable metrics.

Risk & Volatility

REGN leads this category, winning 2 of 2 comparable metrics.

REGN is the less volatile stock with a 0.81 beta — it tends to amplify market swings less than SIGA's 1.15 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. REGN currently trades 86.4% from its 52-week high vs SIGA's 49.2% drawdown — a narrower gap to the peak suggests stronger recent price momentum.

MetricSIGA logoSIGASIGA Technologies…REGN logoREGNRegeneron Pharmac…
Beta (5Y)Sensitivity to S&P 5001.15x0.81x
52-Week HighHighest price in past year$9.62$821.11
52-Week LowLowest price in past year$4.29$476.49
% of 52W HighCurrent price vs 52-week peak+49.2%+86.4%
RSI (14)Momentum oscillator 0–10047.044.9
Avg Volume (50D)Average daily shares traded688K631K
REGN leads this category, winning 2 of 2 comparable metrics.

Analyst Outlook

SIGA leads this category, winning 2 of 2 comparable metrics.

Wall Street rates SIGA as "Buy" and REGN as "Buy". For income investors, SIGA offers the higher dividend yield at 12.73% vs REGN's 0.48%.

MetricSIGA logoSIGASIGA Technologies…REGN logoREGNRegeneron Pharmac…
Analyst RatingConsensus buy/hold/sellBuyBuy
Price TargetConsensus 12-month target$865.68
# AnalystsCovering analysts148
Dividend YieldAnnual dividend ÷ price+12.7%+0.5%
Dividend StreakConsecutive years of raises41
Dividend / ShareAnnual DPS$0.60$3.41
Buyback YieldShare repurchases ÷ mkt cap0.0%+5.4%
SIGA leads this category, winning 2 of 2 comparable metrics.
Key Takeaway

SIGA leads in 3 of 6 categories (Valuation Metrics, Profitability & Efficiency). REGN leads in 2 (Income & Cash Flow, Risk & Volatility). 1 tied.

Best OverallSIGA Technologies, Inc. (SIGA)Leads 3 of 6 categories
Loading custom metrics...

SIGA vs REGN: Frequently Asked Questions

10 questions · data-driven answers · updated daily

01

Is SIGA or REGN a better buy right now?

For growth investors, Regeneron Pharmaceuticals, Inc.

(REGN) is the stronger pick with 1. 0% revenue growth year-over-year, versus -31. 8% for SIGA Technologies, Inc. (SIGA). SIGA Technologies, Inc. (SIGA) offers the better valuation at 14. 3x trailing P/E (2. 8x forward), making it the more compelling value choice. Analysts rate SIGA Technologies, Inc. (SIGA) a "Buy" — based on 1 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

02

Which has the better valuation — SIGA or REGN?

On trailing P/E, SIGA Technologies, Inc.

(SIGA) is the cheapest at 14. 3x versus Regeneron Pharmaceuticals, Inc. at 17. 1x. On forward P/E, SIGA Technologies, Inc. is actually cheaper at 2. 8x.

03

Which is the better long-term investment — SIGA or REGN?

Over the past 5 years, Regeneron Pharmaceuticals, Inc.

(REGN) delivered a total return of +43. 6%, compared to +1. 4% for SIGA Technologies, Inc. (SIGA). Over 10 years, the gap is even starker: SIGA returned +764. 0% versus REGN's +90. 0%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

04

Which is safer — SIGA or REGN?

By beta (market sensitivity over 5 years), Regeneron Pharmaceuticals, Inc.

(REGN) is the lower-risk stock at 0. 81β versus SIGA Technologies, Inc. 's 1. 15β — meaning SIGA is approximately 43% more volatile than REGN relative to the S&P 500. On balance sheet safety, SIGA Technologies, Inc. (SIGA) carries a lower debt/equity ratio of 0% versus 9% for Regeneron Pharmaceuticals, Inc. — giving it more financial flexibility in a downturn.

05

Which is growing faster — SIGA or REGN?

By revenue growth (latest reported year), Regeneron Pharmaceuticals, Inc.

(REGN) is pulling ahead at 1. 0% versus -31. 8% for SIGA Technologies, Inc. (SIGA). On earnings-per-share growth, the picture is similar: Regeneron Pharmaceuticals, Inc. grew EPS 8. 2% year-over-year, compared to -60. 2% for SIGA Technologies, Inc.. Over a 3-year CAGR, REGN leads at 5. 6% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

06

Which has better profit margins — SIGA or REGN?

Regeneron Pharmaceuticals, Inc.

(REGN) is the more profitable company, earning 31. 4% net margin versus 24. 6% for SIGA Technologies, Inc. — meaning it keeps 31. 4% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: SIGA leads at 25. 1% versus 24. 9% for REGN. At the gross margin level — before operating expenses — REGN leads at 85. 4%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

07

Is SIGA or REGN more undervalued right now?

On forward earnings alone, SIGA Technologies, Inc.

(SIGA) trades at 2. 8x forward P/E versus 15. 3x for Regeneron Pharmaceuticals, Inc. — 12. 6x cheaper on a one-year earnings basis.

08

Which pays a better dividend — SIGA or REGN?

All stocks in this comparison pay dividends.

SIGA Technologies, Inc. (SIGA) offers the highest yield at 12. 7%, versus 0. 5% for Regeneron Pharmaceuticals, Inc. (REGN).

09

Is SIGA or REGN better for a retirement portfolio?

For long-horizon retirement investors, SIGA Technologies, Inc.

(SIGA) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 1. 15), 12. 7% yield, +764. 0% 10Y return). Both have compounded well over 10 years (SIGA: +764. 0%, REGN: +90. 0%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

10

What are the main differences between SIGA and REGN?

Both stocks operate in the Healthcare sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

SIGA pays a dividend while REGN does not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.

Find Stocks Like These

Explore pre-built screens for each stock's profile, or build a custom screen to find stocks that outperform both.

Stocks Like

SIGA

Income & Dividend Stock

  • Sector: Healthcare
  • Market Cap > $100B
  • Gross Margin > 37%
  • Dividend Yield > 5.0%
Run This Screen
Stocks Like

REGN

High-Growth Quality Leader

  • Sector: Healthcare
  • Market Cap > $100B
  • Revenue Growth > 9%
  • Net Margin > 17%
Run This Screen
Custom Screen

Beat Both

Find stocks that outperform SIGA and REGN on the metrics below

Revenue Growth>
%
(SIGA: -11.3% · REGN: 19.0%)
P/E Ratio<
x
(SIGA: 14.3x · REGN: 17.1x)

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