ALNY vs AMGN vs PTCT Stock Comparison

Alnylam Pharmaceuticals, Amgen and Ptc Therapeutics Prices as of Oct 28, 2026 Peers: Industry group
AMGN Amgen Inc
$451.83 +8.1% 1M +54.7% 1Y
Market cap
$249.26B
P/E
28.5x
Revenue (TTM)
$38.10B
Div. yield
0.02%
Biotechnology Healthcare
8 wins

Head to Head

11 decided of 12

Amgen leads on 8 of the 12 questions below (Amgen 8, Alnylam Pharmaceuticals 2, Ptc Therapeutics 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionALNYAMGNPTCTLeader
Larger companyMarket capitalisation $23.30B $249.26B $5.36B AMGN
Cheaper on earningsLower P/E, profitable companies only 31.8x 28.5x -139.6x AMGN
Cheaper on forward earningsLower price / next fiscal year consensus EPS 34.4x 20.7x 57.3x AMGN
Faster revenue growthRevenue growth, trailing twelve months +90.1% +9.1% -42.8% ALNY
More profitableNet margin, trailing twelve months 15.3% 23.0% -3.8% AMGN
Better return on capitalReturn on invested capital — 14.3% 12.5% AMGN
Less leveragedLower net debt / EBITDA — 2.7x -7.3x PTCT
Higher dividend yieldTrailing dividend yield 0.00% 0.02% 0.00% –
Better 1-year returnPrice return, last 12 months -51.2% +54.7% -6.6% AMGN
Better 5-year returnAnnualised price return, 5 years +7.8%/yr +16.9%/yr +10.7%/yr AMGN
Less volatileAnnualised volatility, 1 year 51.3% 29.7% 40.8% AMGN
Higher overall scoreMean of the five percentile scores vs peers 77/100 66/100 64/100 ALNY

Percentile Scorecard

ALNYAMGNPTCT

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

AxisALNYAMGNPTCT
Valuation 81 #119 of 625 86 #91 of 625 95 #35 of 625
Growth 98 #13 of 602 62 #231 of 602 42 #349 of 602
Profitability 93 #41 of 549 95 #31 of 549 86 #76 of 549
Financial Health 46 #357 of 654 22 #510 of 654 42 #380 of 654
Shareholder Returns 68 #120 of 367 68 #118 of 367 56 #163 of 367
Overall 77 66 64
  • ALNY ranked among 672 companies in Pharmaceuticals and Biotechnology
  • AMGN ranked among 672 companies in Pharmaceuticals and Biotechnology
  • PTCT ranked among 672 companies in Pharmaceuticals and Biotechnology

Price Performance

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

Returns

PeriodALNYAMGNPTCTSPY
1 month -9.0%+8.1%-4.4% +0.9%
3 months -18.9%+16.6%-15.4% +5.9%
6 months -22.8%+33.7%-2.4% +8.5%
Year to date -41.6%+38.0%-17.0% +13.3%
1 year -51.2%+54.7%-6.6% +12.4%
3 years +53.1%+72.7%+240.5% +88.1%
3 years, per year +15.3%+20.0%+50.5% +23.5%
5 years +45.7%+118.3%+66.1% +68.2%
5 years, per year +7.8%+16.9%+10.7% +11.0%
10 years +539.5%+211.2%+886.2% +263.4%
10 years, per year +20.4%+12.0%+25.7% +13.8%

Risk

MeasureALNYAMGNPTCTSPY
Volatility, 1Y 51.3%29.7%40.8% 12.7%
Downside volatility, 1Y 62.9%27.9%40.9% 12.7%
Beta vs S&P 500, 1Y 0.350.460.72 1.00
Return / volatility, 1Y -1.001.84-0.16 0.98
Max drawdown, 5Y -58.2%-26.7%-69.4% -25.4%
From 52-week high -51.7%0.0%-29.6% -0.9%
52-week high $481.59$451.83$89.55 $779.14
52-week low $205.48$291.77$59.24 $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.

MultipleALNYAMGNPTCT
P/E now vs peer median 42.4xmedian 17.4x 27.9xmedian 17.4x -136.3xmedian 17.4x
P/S now vs peer median 6.5xmedian 9.1x 6.4xmedian 9.1x 5.2xmedian 9.1x
EV/EBITDA now vs peer median 26.3xmedian 17.1x 17.9xmedian 17.1x 21.6xmedian 17.1x
P/FCF now vs peer median 37.9xmedian 19.0x 24.0xmedian 19.0x -132.0xmedian 19.0x
P/B now vs peer median 23.0xmedian 2.2x 20.9xmedian 2.2x -31.8xmedian 2.2x
PEG now vs peer median 1.12median 0.34 10.53median 0.34 -2.16median 0.34

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 monthsALNYAMGNPTCT
Revenue $4.80B $38.10B $1.01B
Gross profit $3.83B $26.48B $938.07M
Operating income $999.78M $11.43B $125.60M
Net income $733.11M $8.74B -$38.38M
Free cash flow $819.87M $10.18B -$39.78M
R&D $1.51B $7.63B $433.31M
EPS (diluted) $5.30 $16.07 $-0.42
Cash & equivalents $1.71B $13.99B $1.05B
Total debt – $57.30B $905.19M
Shares (diluted) 138.28M 544.00M 92.02M
Enterprise value $11.35B $204.66B -$2.40B

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
MetricALNYAMGNPTCT
P/E 42.4x 27.9x -136.3x
P/FCF 37.9x 24.0x -132.0x
P/Operating cash flow 34.1x 19.6x -172.2x
P/S 6.5x 6.4x 5.2x
P/B 23.0x 20.9x -31.8x
P/Tangible book 23.0x -27.8x -9.2x
EV/EBITDA 26.3x 17.9x 21.6x
EV/EBIT 27.8x 25.2x 31.3x
EV/Revenue 5.8x 7.5x 3.9x
EV/FCF 33.9x 28.3x -98.7x
EV/Operating cash flow 30.5x 23.0x -128.8x
PEG (3Y EPS CAGR) 1.12 10.53 -2.16

Growth

14 metrics
MetricALNYAMGNPTCT
Revenue growth (1Y) 90.1% 9.1% -42.8%
Revenue CAGR (3Y) 57.2% 12.7% 7.2%
Gross profit growth (1Y) 79.7% 17.6% -45.3%
Gross profit CAGR (3Y) 54.6% 10.3% 6.9%
Operating income growth (1Y) 654.9% 39.5% -82.5%
Operating income CAGR (3Y) 47.5% 6.4% 30.3%
Net income growth (1Y) 356.5% 32.1% -106.1%
Net income CAGR (3Y) 39.1% 3.1% 60.4%
EPS growth (1Y) 342.3% 31.4% -105.2%
EPS CAGR (3Y) 37.9% 2.7% 63.1%
Operating cash flow growth (1Y) 2,299% 3.9% -104.3%
Operating cash flow CAGR (3Y) 57.8% 4.9% 50.2%
Free cash flow growth (1Y) 1,151% -4.1% -105.7%
Free cash flow CAGR (3Y) 52.1% 1.7% 47.7%

Profitability

14 metrics
MetricALNYAMGNPTCT
Gross margin 79.8% 69.5% 93.0%
EBITDA margin 22.0% 42.2% 18.1%
Operating margin 20.8% 30.0% 12.5%
Pretax margin 16.0% 27.0% -6.6%
Net margin 15.3% 23.0% -3.8%
FCF margin 17.1% 26.7% -3.9%
Operating cash flow margin 19.0% 32.8% -3.0%
Return on equity 63.8% 83.8% –
Return on assets 14.5% 9.3% -1.3%
Return on invested capital – 14.3% 12.5%
Return on capital employed 26.1% 16.7% 5.5%
Asset turnover 0.9x 0.4x 0.3x
Cash conversion (OCF / net income) 1.2x 1.4x 0.8x
Stock comp / revenue 7.0% 1.3% 8.4%

Financial Health

11 metrics
MetricALNYAMGNPTCT
Debt / assets – 59.9% 27.8%
Debt / equity – 4.9x -5.5x
Net debt / EBITDA – 2.7x -7.3x
Debt / FCF – 5.6x -22.8x
Liabilities / assets 75.6% 87.8% 105.1%
Equity / assets 24.4% 12.2% -5.1%
Interest coverage 3.8x 4.3x –
Current ratio 3.1x 1.4x 3.4x
Quick ratio 2.8x 0.9x 3.2x
Cash ratio 2.2x 0.5x 2.9x
Altman Z-score 4.97 2.33 0.80

Shareholder Returns

7 metrics
MetricALNYAMGNPTCT
Dividend yield – 2.2% –
Net buyback yield -0.5% – -1.9%
Shareholder yield -0.5% 2.2% -1.9%
Payout ratio (earnings) – 60.4% –
Payout ratio (FCF) – 51.9% –
Dividend growth (1Y) – 6.3% –
Dividend CAGR (3Y) – 6.7% –

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.

ConsensusALNYAMGNPTCT
Forward P/E 34.4xFY2026 20.7xFY2026 57.3xFY2026
EPS, next fiscal year $6.76FY2026 $21.81FY2026 $1.10FY2026
EPS growth, next FY +190.1%FY2026 -0.1%FY2026 -85.9%FY2026
EPS growth, the year after +34.3% +7.2% +125.5%
Revenue, next fiscal year $5.68BFY2026 $41.51BFY2026 $1.33BFY2026
Revenue growth, next FY +53.1%FY2026 +12.9%FY2026 -23.2%FY2026
Revenue growth, the year after +27.8% +2.3% -1.0%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersALNYAMGNPTCT
Held by institutions 99.7% 82.7% 100.0%
Institutions holding 786 3,160 381
Change in shares held, QoQ +3.8% +4.5% +5.0%
Institutions buying 412 1,452 218
Institutions selling 277 1,217 111
Buyers to sellers 1.49 1.19 1.96

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.

ALNYAMGNPTCT
ALNY 1.00 0.33 0.18
AMGN 0.33 1.00 0.26
PTCT 0.18 0.26 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ALNY, AMGN and PTCT?

Amgen (AMGN) is the largest by market capitalisation: Alnylam Pharmaceuticals (ALNY) $23.30B, Amgen (AMGN) $249.26B, Ptc Therapeutics (PTCT) $5.36B.

Which stock is cheaper, ALNY, AMGN and PTCT?

Amgen (AMGN) trades on the lowest price-to-earnings ratio (Alnylam Pharmaceuticals (ALNY) 31.8x, Amgen (AMGN) 28.5x, Ptc Therapeutics (PTCT) -139.6x). On next year's consensus earnings, Amgen (AMGN) is cheapest (Alnylam Pharmaceuticals (ALNY) 34.4x, Amgen (AMGN) 20.7x, Ptc Therapeutics (PTCT) 57.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Alnylam Pharmaceuticals (ALNY) grew revenue fastest over the trailing twelve months: Alnylam Pharmaceuticals (ALNY) +90.1%, Amgen (AMGN) +9.1%, Ptc Therapeutics (PTCT) -42.8%.

Which company is more profitable?

Amgen (AMGN) has the highest net margin (Alnylam Pharmaceuticals (ALNY) 15.3%, Amgen (AMGN) 23.0%, Ptc Therapeutics (PTCT) -3.8%). On return on invested capital, Amgen (AMGN) leads (Amgen (AMGN) 14.3%, Ptc Therapeutics (PTCT) 12.5%).

Which stock has performed better?

Over the past year Amgen (AMGN) returned the most: Alnylam Pharmaceuticals (ALNY) -51.2%, Amgen (AMGN) +54.7%, Ptc Therapeutics (PTCT) -6.6%. Over five years, Amgen (AMGN) compounded fastest (Alnylam Pharmaceuticals (ALNY) +7.8%/yr, Amgen (AMGN) +16.9%/yr, Ptc Therapeutics (PTCT) +10.7%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Alnylam Pharmaceuticals (ALNY) 0.00%, Amgen (AMGN) 0.02%, Ptc Therapeutics (PTCT) 0.00%. Alnylam Pharmaceuticals (ALNY) and Ptc Therapeutics (PTCT) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Amgen (AMGN) has been the steadiest (Alnylam Pharmaceuticals (ALNY) 51.3%, Amgen (AMGN) 29.7%, Ptc Therapeutics (PTCT) 40.8%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ALNY, AMGN and PTCT?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Amgen (AMGN) leads on 8. 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.