ALNY vs GILD vs MRNA Stock Comparison

Alnylam Pharmaceuticals, Gilead Sciences and Moderna Prices as of Oct 29, 2026 Peers: Industry group
GILD Gilead Sciences, Inc.
$165.61 +9.5% 1M +39.8% 1Y
Market cap
$213.47B
P/E
–
Revenue (TTM)
$30.99B
Div. yield
–
Biotechnology Healthcare
4 wins
MRNA Moderna, Inc.
$222.76 +9.5% 1M +801.9% 1Y
Market cap
$87.87B
P/E
–
Revenue (TTM)
$2.23B
Div. yield
–
Biotechnology Healthcare
1 win

Head to Head

6 decided of 12

Gilead Sciences leads on 4 of the 12 questions below (Gilead Sciences 4, Alnylam Pharmaceuticals 1, Moderna 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionALNYGILDMRNALeader
Larger companyMarket capitalisation $22.03B $213.47B $87.87B GILD
Cheaper on earningsLower P/E, profitable companies only 46.3x -58.0x -27.9x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 25.7x — — –
Faster revenue growthRevenue growth, trailing twelve months +60.8% +6.5% -27.6% ALNY
More profitableNet margin, trailing twelve months — — -141.4% –
Better return on capitalReturn on invested capital — — -43.3% –
Less leveragedLower net debt / EBITDA — — 1.5x –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -63.9% +39.8% +801.9% MRNA
Better 5-year returnAnnualised price return, 5 years +1.7%/yr +20.6%/yr -8.4%/yr GILD
Less volatileAnnualised volatility, 1 year 58.8% 27.1% 130.6% GILD
Higher overall scoreMean of the five percentile scores vs peers 65/100 71/100 57/100 GILD

Percentile Scorecard

ALNYGILDMRNA

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

AxisALNYGILDMRNA
Valuation 70 #187 of 624 86 #87 of 624 70 #191 of 624
Growth 96 #27 of 601 43 #346 of 601 19 #485 of 601
Profitability – 90 #57 of 541 58 #230 of 541
Financial Health 29 #463 of 647 – 54 #296 of 647
Shareholder Returns – 66 #124 of 359 86 #52 of 359
Overall 65 71 57
  • ALNY ranked among 671 companies in Pharmaceuticals and Biotechnology
  • GILD ranked among 671 companies in Pharmaceuticals and Biotechnology
  • MRNA 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

PeriodALNYGILDMRNASPY
1 month -31.5%+9.5%+9.5% +0.7%
3 months -15.3%+26.2%+284.6% +3.7%
6 months -43.8%+26.6%+384.9% +7.1%
Year to date -56.2%+34.9%+655.4% +12.8%
1 year -63.9%+39.8%+801.9% +11.9%
3 years +14.9%+112.9%+200.7% +85.2%
3 years, per year +4.7%+28.7%+44.4% +22.8%
5 years +9.0%+155.3%-35.5% +67.6%
5 years, per year +1.7%+20.6%-8.4% +10.9%
10 years +378.8%+124.2%— +262.0%
10 years, per year +17.0%+8.4%— +13.7%

Risk

MeasureALNYGILDMRNASPY
Volatility, 1Y 58.8%27.1%130.6% 12.7%
Downside volatility, 1Y 74.8%23.9%79.8% 12.6%
Beta vs S&P 500, 1Y 0.420.292.15 1.00
Return / volatility, 1Y -1.091.476.14 0.94
Max drawdown, 5Y -64.6%-29.4%-93.9% -25.4%
From 52-week high -63.9%0.0%-9.4% -1.2%
52-week high $481.59$165.61$245.81 $779.14
52-week low $174.00$118.15$22.36 $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.

MultipleALNYGILDMRNA
P/E now vs peer median 46.3xmedian 17.8x -58.0xmedian 17.8x -28.1xmedian 17.8x
P/S now vs peer median 4.6xmedian 9.1x 6.6xmedian 9.1x 39.9xmedian 9.1x
EV/EBITDA now vs peer median —median 15.0x —median 15.0x -27.4xmedian 15.0x
P/FCF now vs peer median 41.4xmedian 21.7x 14.5xmedian 21.7x -71.4xmedian 21.7x
P/B now vs peer median 6.5xmedian 2.2x 15.9xmedian 2.2x 13.1xmedian 2.2x
PEG now vs peer median —median 0.35 —median 0.35 0.43median 0.35

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 monthsALNYGILDMRNA
Revenue $5.01B $30.99B $2.23B
Gross profit – – $521.00M
Operating income $977.59M -$2.36B -$3.32B
Net income – – -$3.15B
Free cash flow – – -$1.24B
R&D $1.56B $6.33B $2.88B
EPS (diluted) – – $-7.92
Cash & equivalents $1.75B – $1.72B
Total debt – – $591.00M
Shares (diluted) 138.28M 1.24B 398.00M
Enterprise value $22.03B $213.47B $67.23B

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
MetricALNYGILDMRNA
P/E 46.3x -58.0x -28.1x
P/FCF 41.4x 14.5x -71.4x
P/Operating cash flow – 14.2x -82.8x
P/S 4.6x 6.6x 39.9x
P/B 6.5x 15.9x 13.1x
P/Tangible book 6.5x -438.2x 13.1x
EV/EBITDA – – -27.4x
EV/EBIT – – -25.4x
EV/Revenue 4.6x 6.6x 37.9x
EV/FCF – – -67.8x
EV/Operating cash flow – 14.2x -78.6x
PEG (3Y EPS CAGR) – – 0.43

Growth

14 metrics
MetricALNYGILDMRNA
Revenue growth (1Y) 60.8% 6.5% -27.6%
Revenue CAGR (3Y) 42.7% 4.2% -40.6%
Gross profit growth (1Y) – – -67.8%
Gross profit CAGR (3Y) – – -56.0%
Operating income growth (1Y) 269.3% -122.5% -1.4%
Operating income CAGR (3Y) 68.2% -31.7% -103.9%
Net income growth (1Y) – – -8.5%
Net income CAGR (3Y) – – -66.4%
EPS growth (1Y) – – -5.8%
EPS CAGR (3Y) – – -65.1%
Operating cash flow growth (1Y) – 49.8% 60.2%
Operating cash flow CAGR (3Y) – 19.9% -68.1%
Free cash flow growth (1Y) – – 64.4%
Free cash flow CAGR (3Y) – – -18.2%

Profitability

14 metrics
MetricALNYGILDMRNA
Gross margin – – 23.4%
EBITDA margin – – -138.2%
Operating margin – – -149.0%
Pretax margin – – -138.6%
Net margin – – -141.4%
FCF margin – – -55.8%
Operating cash flow margin – 46.7% -48.2%
Return on equity – -31.2% -44.5%
Return on assets – -7.7% -28.1%
Return on invested capital – – -43.3%
Return on capital employed – – -38.2%
Asset turnover 0.7x 0.6x 0.2x
Cash conversion (OCF / net income) – – 0.3x
Stock comp / revenue – – 20.7%

Financial Health

11 metrics
MetricALNYGILDMRNA
Debt / assets – – 5.4%
Debt / equity – – 0.1x
Net debt / EBITDA – – 1.5x
Debt / FCF – – -0.5x
Liabilities / assets 54.9% – 38.3%
Equity / assets 45.1% 25.2% 61.7%
Interest coverage – – –
Current ratio 2.5x – 2.3x
Quick ratio – – 2.0x
Cash ratio – – 2.0x
Altman Z-score – – 12.91

Shareholder Returns

7 metrics
MetricALNYGILDMRNA
Dividend yield – 2.0% –
Net buyback yield – – -0.1%
Shareholder yield – 2.0% -0.1%
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.

ConsensusALNYGILDMRNA
Forward P/E 25.7xFY2026 – –
EPS, next fiscal year $6.76FY2026 $-0.39FY2026 $-8.02FY2026
EPS growth, next FY +190.1%FY2026 -104.8%FY2026 –
EPS growth, the year after +34.3% – –
Revenue, next fiscal year $5.68BFY2026 $28.65BFY2026 $2.04BFY2026
Revenue growth, next FY +53.1%FY2026 -2.7%FY2026 +5.1%FY2026
Revenue growth, the year after +27.8% +18.1% +26.8%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersALNYGILDMRNA
Held by institutions 99.7% 89.6% 80.2%
Institutions holding 787 2,291 785
Change in shares held, QoQ +3.8% +5.1% +3.4%
Institutions buying 412 1,113 402
Institutions selling 278 851 239
Buyers to sellers 1.48 1.31 1.68

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.

ALNYGILDMRNA
ALNY 1.00 0.16 0.18
GILD 0.16 1.00 0.24
MRNA 0.18 0.24 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ALNY, GILD and MRNA?

Gilead Sciences (GILD) is the largest by market capitalisation: Alnylam Pharmaceuticals (ALNY) $22.03B, Gilead Sciences (GILD) $213.47B, Moderna (MRNA) $87.87B.

Which company is growing faster?

Alnylam Pharmaceuticals (ALNY) grew revenue fastest over the trailing twelve months: Alnylam Pharmaceuticals (ALNY) +60.8%, Gilead Sciences (GILD) +6.5%, Moderna (MRNA) -27.6%.

Which stock has performed better?

Over the past year Moderna (MRNA) returned the most: Alnylam Pharmaceuticals (ALNY) -63.9%, Gilead Sciences (GILD) +39.8%, Moderna (MRNA) +801.9%. Over five years, Gilead Sciences (GILD) compounded fastest (Alnylam Pharmaceuticals (ALNY) +1.7%/yr, Gilead Sciences (GILD) +20.6%/yr, Moderna (MRNA) -8.4%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Gilead Sciences (GILD) has been the steadiest (Alnylam Pharmaceuticals (ALNY) 58.8%, Gilead Sciences (GILD) 27.1%, Moderna (MRNA) 130.6%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ALNY, GILD and MRNA?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Gilead Sciences (GILD) 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.