ALNY vs MDGL vs REGN Stock Comparison

Alnylam Pharmaceuticals, Madrigal Pharmaceuticals and Regeneron Pharmaceuticals Prices as of Nov 4, 2026 Peers: Industry group
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Head to Head

10 decided of 12

Regeneron Pharmaceuticals leads on 4 of the 12 questions below (Regeneron Pharmaceuticals 4, Alnylam Pharmaceuticals 4, Madrigal Pharmaceuticals 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionALNYMDGLREGNLeader
Larger companyMarket capitalisation $21.56B $11.71B $94.65B REGN
Cheaper on earningsLower P/E, profitable companies only 8.1x -75.3x 19.6x ALNY
Cheaper on forward earningsLower price / next fiscal year consensus EPS 23.8x — 16.3x REGN
Faster revenue growthRevenue growth, trailing twelve months +60.8% +92.8% +18.6% MDGL
More profitableNet margin, trailing twelve months 52.8% -10.9% 28.5% ALNY
Better return on capitalReturn on invested capital — — 11.9% –
Less leveragedLower net debt / EBITDA -3.1x 4.2x -1.4x ALNY
Higher dividend yieldTrailing dividend yield — — 0.40% –
Better 1-year returnPrice return, last 12 months -62.0% -9.9% +48.2% REGN
Better 5-year returnAnnualised price return, 5 years -3.0%/yr +33.9%/yr +8.8%/yr MDGL
Less volatileAnnualised volatility, 1 year 58.6% 43.5% 33.7% REGN
Higher overall scoreMean of the five percentile scores vs peers 82/100 73/100 74/100 ALNY

Percentile Scorecard

ALNYMDGLREGN

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisALNYMDGLREGN
Valuation 92 #55 of 634 78 #143 of 634 90 #67 of 634
Growth 99 #8 of 607 84 #96 of 607 52 #292 of 607
Profitability 90 #56 of 557 82 #100 of 557 91 #50 of 557
Financial Health 63 #246 of 654 44 #365 of 654 74 #170 of 654
Shareholder Returns 68 #129 of 400 76 #95 of 400 63 #147 of 400
Overall 82 73 74
  • ALNY ranked among 671 companies in Pharmaceuticals and Biotechnology
  • MDGL ranked among 671 companies in Pharmaceuticals and Biotechnology
  • REGN ranked among 671 companies in Pharmaceuticals and Biotechnology

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodALNYMDGLREGNSPY
1 month -26.7%-18.9%+28.0% -1.0%
3 months -29.6%-22.1%+21.1% -0.4%
6 months -46.8%-25.8%+29.1% +4.5%
Year to date -59.5%-31.2%+20.6% +12.4%
1 year -62.0%-9.9%+48.2% +13.6%
3 years -3.7%+172.6%+13.9% +76.4%
3 years, per year -1.3%+39.7%+4.4% +20.8%
5 years -14.0%+330.4%+52.2% +63.7%
5 years, per year -3.0%+33.9%+8.8% +10.4%
10 years +377.3%+2,485.1%+172.6% +267.7%
10 years, per year +16.9%+38.4%+10.6% +13.9%

Risk

MeasureALNYMDGLREGNSPY
Volatility, 1Y 58.6%43.5%33.7% 12.8%
Downside volatility, 1Y 74.7%42.9%30.7% 12.7%
Beta vs S&P 500, 1Y 0.440.360.23 1.00
Return / volatility, 1Y -1.06-0.231.43 1.06
Max drawdown, 5Y -67.8%-61.4%-59.8% -25.4%
From 52-week high -66.0%-33.6%-4.4% -1.6%
52-week high $473.29$602.83$973.36 $779.14
52-week low $158.00$396.32$600.66 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleALNYMDGLREGN
P/E now vs peer median 8.1xmedian 18.0x -75.3xmedian 18.0x 19.6xmedian 18.0x
P/S now vs peer median 4.3xmedian 9.1x 8.2xmedian 9.1x 5.6xmedian 9.1x
EV/EBITDA now vs peer median 17.8xmedian 16.2x -74.3xmedian 16.2x 16.2xmedian 16.2x
P/FCF now vs peer median 26.7xmedian 21.7x -69.4xmedian 21.7x 24.7xmedian 21.7x
P/B now vs peer median 6.0xmedian 2.2x 18.7xmedian 2.2x 2.8xmedian 2.2x
PEG now vs peer median 0.09median 0.38 -2.14median 0.38 2.18median 0.38

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsALNYMDGLREGN
Revenue $5.01B $1.43B $16.90B
Gross profit $3.88B – $14.49B
Operating income $977.59M -$152.65M $4.86B
Net income $2.65B -$155.48M $4.82B
Free cash flow $806.31M -$168.65M $3.83B
R&D $1.56B $387.89M $6.60B
EPS (diluted) $19.16 $-5.13 $45.62
Cash & equivalents $1.75B $514.64M $3.66B
Total debt $361.53M $341.28M $1.99B
Shares (diluted) 138.28M 30.31M 105.60M
Enterprise value $8.75B $8.12B $59.99B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricALNYMDGLREGN
P/E 8.1x -75.3x 19.6x
P/FCF 26.7x -69.4x 24.7x
P/Operating cash flow 22.6x -74.6x 19.5x
P/S 4.3x 8.2x 5.6x
P/B 6.0x 18.7x 2.8x
P/Tangible book 6.0x 18.9x 2.9x
EV/EBITDA 17.8x -74.3x 16.2x
EV/EBIT 18.8x -72.7x 18.0x
EV/Revenue 3.7x 7.8x 5.2x
EV/FCF 22.7x -65.8x 22.8x
EV/Operating cash flow 19.2x -70.6x 18.0x
PEG (3Y EPS CAGR) 0.09 -2.14 2.18

Growth

14 metrics
MetricALNYMDGLREGN
Revenue growth (1Y) 60.8% 92.8% 18.6%
Revenue CAGR (3Y) 42.7% – 8.9%
Gross profit growth (1Y) 49.6% – 19.1%
Gross profit CAGR (3Y) 37.8% – 8.8%
Operating income growth (1Y) 269.3% 50.4% 31.9%
Operating income CAGR (3Y) 68.2% 24.1% 4.8%
Net income growth (1Y) 2,137% 46.2% 5.2%
Net income CAGR (3Y) 93.1% 23.5% 6.5%
EPS growth (1Y) 2,122% 60.1% 6.8%
EPS CAGR (3Y) 90.7% 35.1% 9.0%
Operating cash flow growth (1Y) 351.6% 2.2% -4.4%
Operating cash flow CAGR (3Y) 685.4% 19.7% -2.5%
Free cash flow growth (1Y) 382.3% -4.3% -9.4%
Free cash flow CAGR (3Y) 141.7% 17.8% -6.0%

Profitability

14 metrics
MetricALNYMDGLREGN
Gross margin 77.4% – 85.8%
EBITDA margin 20.6% -10.5% 31.8%
Operating margin 19.5% -10.7% 28.8%
Pretax margin 15.6% -10.6% 33.7%
Net margin 52.8% -10.9% 28.5%
FCF margin 16.1% -11.8% 22.6%
Operating cash flow margin 19.1% -11.0% 28.7%
Return on equity 106.9% -26.4% 14.8%
Return on assets 39.1% -11.3% 11.2%
Return on invested capital – – 11.9%
Return on capital employed 20.7% -17.2% 13.2%
Asset turnover 0.7x 1.1x 0.4x
Cash conversion (OCF / net income) 0.4x 1.0x 1.0x
Stock comp / revenue 6.1% 9.4% 6.0%

Financial Health

11 metrics
MetricALNYMDGLREGN
Debt / assets 4.5% 23.8% 4.5%
Debt / equity 0.1x 0.5x 0.1x
Net debt / EBITDA -3.1x 4.2x -1.4x
Debt / FCF 0.4x -2.0x 0.5x
Liabilities / assets 54.9% 56.3% 24.6%
Equity / assets 45.1% 43.7% 75.4%
Interest coverage 3.2x -4.7x 104.2x
Current ratio 2.5x 3.1x 3.4x
Quick ratio 2.3x 2.6x 2.7x
Cash ratio 1.7x 2.1x 1.5x
Altman Z-score 3.71 7.99 7.59

Shareholder Returns

7 metrics
MetricALNYMDGLREGN
Dividend yield – – 0.4%
Net buyback yield -0.5% -0.2% 2.1%
Shareholder yield -0.5% -0.2% 2.5%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusALNYMDGLREGN
Forward P/E 23.8xFY2026 – 16.3xFY2026
EPS, next fiscal year $6.76FY2026 $-6.25FY2026 $57.08FY2026
EPS growth, next FY +190.1%FY2026 – +28.8%FY2026
EPS growth, the year after +34.3% – +15.5%
Revenue, next fiscal year $5.68BFY2026 $1.46BFY2026 $17.05BFY2026
Revenue growth, next FY +53.1%FY2026 +52.7%FY2026 +18.9%FY2026
Revenue growth, the year after +27.8% +36.3% +13.0%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersALNYMDGLREGN
Held by institutions 99.7% 80.9% 66.2%
Institutions holding 788 414 1,329
Change in shares held, QoQ +3.8% -0.6% +3.8%
Institutions buying 412 225 607
Institutions selling 279 128 534
Buyers to sellers 1.48 1.76 1.14

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

ALNYMDGLREGN
ALNY 1.00 0.28 0.05
MDGL 0.28 1.00 0.13
REGN 0.05 0.13 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ALNY, MDGL and REGN?

Regeneron Pharmaceuticals (REGN) is the largest by market capitalisation: Alnylam Pharmaceuticals (ALNY) $21.56B, Madrigal Pharmaceuticals (MDGL) $11.71B, Regeneron Pharmaceuticals (REGN) $94.65B.

Which stock is cheaper, ALNY, MDGL and REGN?

Alnylam Pharmaceuticals (ALNY) trades on the lowest price-to-earnings ratio (Alnylam Pharmaceuticals (ALNY) 8.1x, Madrigal Pharmaceuticals (MDGL) -75.3x, Regeneron Pharmaceuticals (REGN) 19.6x). On next year's consensus earnings, Regeneron Pharmaceuticals (REGN) is cheapest (Alnylam Pharmaceuticals (ALNY) 23.8x, Regeneron Pharmaceuticals (REGN) 16.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Madrigal Pharmaceuticals (MDGL) grew revenue fastest over the trailing twelve months: Alnylam Pharmaceuticals (ALNY) +60.8%, Madrigal Pharmaceuticals (MDGL) +92.8%, Regeneron Pharmaceuticals (REGN) +18.6%.

Which company is more profitable?

Alnylam Pharmaceuticals (ALNY) has the highest net margin (Alnylam Pharmaceuticals (ALNY) 52.8%, Madrigal Pharmaceuticals (MDGL) -10.9%, Regeneron Pharmaceuticals (REGN) 28.5%).

Which stock has performed better?

Over the past year Regeneron Pharmaceuticals (REGN) returned the most: Alnylam Pharmaceuticals (ALNY) -62.0%, Madrigal Pharmaceuticals (MDGL) -9.9%, Regeneron Pharmaceuticals (REGN) +48.2%. Over five years, Madrigal Pharmaceuticals (MDGL) compounded fastest (Alnylam Pharmaceuticals (ALNY) -3.0%/yr, Madrigal Pharmaceuticals (MDGL) +33.9%/yr, Regeneron Pharmaceuticals (REGN) +8.8%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Regeneron Pharmaceuticals (REGN) 0.40%. Alnylam Pharmaceuticals (ALNY) and Madrigal Pharmaceuticals (MDGL) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Regeneron Pharmaceuticals (REGN) has been the steadiest (Alnylam Pharmaceuticals (ALNY) 58.6%, Madrigal Pharmaceuticals (MDGL) 43.5%, Regeneron Pharmaceuticals (REGN) 33.7%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ALNY, MDGL and REGN?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Regeneron Pharmaceuticals (REGN) leads on 4. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.