BIIB vs ARGX vs GILD Stock Comparison

Biogen, Argenx Se and Gilead Sciences Prices as of Oct 27, 2026 Peers: Industry group
BIIB Biogen Inc.
$252.73 +11.0% 1M +68.0% 1Y
Market cap
$37.34B
P/E
44.7x
Revenue (TTM)
$10.03B
Div. yield
–
Biotechnology Healthcare
4 wins
ARGX Argenx Se
$882.48 -8.0% 1M +6.3% 1Y
Market cap
$54.61B
P/E
28.8x
Revenue (TTM)
$5.82B
Div. yield
–
Biotechnology Healthcare
5 wins
GILD Gilead Sciences, Inc.
$159.08 +5.4% 1M +32.0% 1Y
Market cap
$197.42B
P/E
–
Revenue (TTM)
$30.46B
Div. yield
2.04%
Biotechnology Healthcare
2 wins

Head to Head

11 decided of 12

Argenx Se leads on 5 of the 12 questions below (Argenx Se 5, Biogen 4, Gilead Sciences 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionBIIBARGXGILDLeader
Larger companyMarket capitalisation $37.34B $54.61B $197.42B GILD
Cheaper on earningsLower P/E, profitable companies only 44.7x 28.8x -61.0x ARGX
Cheaper on forward earningsLower price / next fiscal year consensus EPS 19.7x 28.8x — BIIB
Faster revenue growthRevenue growth, trailing twelve months +0.3% +61.5% +5.5% ARGX
More profitableNet margin, trailing twelve months 8.3% 32.3% -10.6% ARGX
Better return on capitalReturn on invested capital 3.3% — -6.0% BIIB
Less leveragedLower net debt / EBITDA 3.2x — 87.7x BIIB
Higher dividend yieldTrailing dividend yield — — 2.04% –
Better 1-year returnPrice return, last 12 months +68.0% +6.3% +32.0% BIIB
Better 5-year returnAnnualised price return, 5 years -0.9%/yr +25.8%/yr +18.8%/yr ARGX
Less volatileAnnualised volatility, 1 year 34.0% 36.9% 26.9% GILD
Higher overall scoreMean of the five percentile scores vs peers 63/100 92/100 61/100 ARGX

Percentile Scorecard

BIIBARGXGILD

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

AxisBIIBARGXGILD
Valuation 92 #52 of 625 84 #99 of 625 90 #61 of 625
Growth 35 #392 of 602 94 #35 of 602 31 #416 of 602
Profitability 89 #64 of 551 98 #11 of 551 85 #83 of 551
Financial Health 35 #425 of 656 – 21 #516 of 656
Shareholder Returns – – 77 #86 of 365
Overall 63 92 61
  • BIIB ranked among 672 companies in Pharmaceuticals and Biotechnology
  • ARGX ranked among 672 companies in Pharmaceuticals and Biotechnology
  • GILD 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

PeriodBIIBARGXGILDSPY
1 month +11.0%-8.0%+5.4% -0.2%
3 months +22.9%+1.2%+18.4% +3.9%
6 months +37.8%+13.9%+23.1% +8.2%
Year to date +43.6%+4.9%+29.6% +12.9%
1 year +68.0%+6.3%+32.0% +12.3%
3 years +7.8%+91.9%+107.6% +87.4%
3 years, per year +2.5%+24.3%+27.6% +23.3%
5 years -4.6%+214.2%+136.2% +67.9%
5 years, per year -0.9%+25.8%+18.8% +10.9%
10 years -13.1%—+109.8% +261.1%
10 years, per year -1.4%—+7.7% +13.7%

Risk

MeasureBIIBARGXGILDSPY
Volatility, 1Y 34.0%36.9%26.9% 12.7%
Downside volatility, 1Y 32.3%34.6%24.0% 12.7%
Beta vs S&P 500, 1Y 0.260.390.30 1.00
Return / volatility, 1Y 2.000.171.19 0.97
Max drawdown, 5Y -64.4%-38.2%-29.4% -25.4%
From 52-week high -0.4%-16.7%0.0% -1.2%
52-week high $253.84$1,058.90$159.08 $779.14
52-week low $147.86$663.93$117.88 $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.

MultipleBIIBARGXGILD
P/E now vs peer median 44.7xmedian 17.2x 28.8xmedian 17.2x -61.0xmedian 17.2x
P/S now vs peer median 3.7xmedian 9.0x 9.4xmedian 9.0x 6.5xmedian 9.0x
EV/EBITDA now vs peer median 23.4xmedian 16.3x —median 16.3x 838.3xmedian 16.3x
P/FCF now vs peer median 13.8xmedian 18.7x —median 18.7x 15.3xmedian 18.7x
P/B now vs peer median 2.0xmedian 2.2x —median 2.2x 16.7xmedian 2.2x
PEG now vs peer median -1.37median 0.33 0.27median 0.33 1.63median 0.33

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 monthsBIIBARGXGILD
Revenue $10.03B $5.82B $30.46B
Gross profit $7.42B $5.24B $24.24B
Operating income $1.01B $1.74B -$2.50B
Net income $834.60M $1.88B -$3.24B
Free cash flow $2.70B – $12.94B
R&D $2.01B $1.80B $6.07B
EPS (diluted) $5.61 $28.43 $-2.61
Cash & equivalents $1.29B – $3.18B
Total debt $7.29B – $26.25B
Shares (diluted) 148.70M 66.03M 1.24B
Enterprise value $24.00B $54.61B $171.53B

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
MetricBIIBARGXGILD
P/E 44.7x 28.8x -61.0x
P/FCF 13.8x – 15.3x
P/Operating cash flow 13.0x – 14.6x
P/S 3.7x 9.4x 6.5x
P/B 2.0x – 16.7x
P/Tangible book 7.0x – -89.6x
EV/EBITDA 23.4x – 838.3x
EV/EBIT 42.9x 31.4x -88.3x
EV/Revenue 4.3x 9.4x 7.2x
EV/FCF 16.1x – 17.0x
EV/Operating cash flow 15.1x – 16.3x
PEG (3Y EPS CAGR) -1.37 0.27 1.63

Growth

14 metrics
MetricBIIBARGXGILD
Revenue growth (1Y) 0.3% 61.5% 5.5%
Revenue CAGR (3Y) 0.2% 80.5% 3.6%
Gross profit growth (1Y) -1.6% 62.2% 6.9%
Gross profit CAGR (3Y) -1.1% 80.0% 3.7%
Operating income growth (1Y) -43.7% 120.6% -131.0%
Operating income CAGR (3Y) -31.3% 85.1% -31.9%
Net income growth (1Y) -45.5% 22.5% -151.3%
Net income CAGR (3Y) -32.1% 115.5% -37.3%
EPS growth (1Y) -46.2% 20.9% -151.8%
EPS CAGR (3Y) -32.6% 104.8% -37.5%
Operating cash flow growth (1Y) 36.0% – 37.3%
Operating cash flow CAGR (3Y) 26.3% – 12.5%
Free cash flow growth (1Y) 36.3% – 38.1%
Free cash flow CAGR (3Y) 33.0% – 13.2%

Profitability

14 metrics
MetricBIIBARGXGILD
Gross margin 74.0% 90.0% 79.6%
EBITDA margin 18.5% – 0.9%
Operating margin 10.1% 29.9% -8.2%
Pretax margin 10.1% 32.6% -6.4%
Net margin 8.3% 32.3% -10.6%
FCF margin 26.9% – 42.5%
Operating cash flow margin 28.7% – 44.5%
Return on equity 4.5% – -18.4%
Return on assets 2.7% – -6.1%
Return on invested capital 3.3% – -6.0%
Return on capital employed 3.8% – -6.0%
Asset turnover 0.3x – 0.6x
Cash conversion (OCF / net income) 3.4x – -4.2x
Stock comp / revenue 3.0% – 3.0%

Financial Health

11 metrics
MetricBIIBARGXGILD
Debt / assets 22.7% – 53.2%
Debt / equity 0.4x – 2.2x
Net debt / EBITDA 3.2x – 87.7x
Debt / FCF 2.7x – 2.0x
Liabilities / assets 41.3% – 76.0%
Equity / assets 58.7% – 24.0%
Interest coverage – 10,120x -2.5x
Current ratio 1.9x – 1.3x
Quick ratio 1.1x – 0.7x
Cash ratio 0.3x – 0.3x
Altman Z-score 3.15 – 3.74

Shareholder Returns

7 metrics
MetricBIIBARGXGILD
Dividend yield – – 2.0%
Net buyback yield – – 0.6%
Shareholder yield – – 2.6%
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.

ConsensusBIIBARGXGILD
Forward P/E 19.7xFY2026 28.8xFY2026 –
EPS, next fiscal year $12.81FY2026 $30.63FY2026 $-0.39FY2026
EPS growth, next FY -16.2%FY2026 +56.5%FY2026 -104.8%FY2026
EPS growth, the year after +36.5% +26.9% –
Revenue, next fiscal year $9.96BFY2026 $6.08BFY2026 $28.65BFY2026
Revenue growth, next FY +0.7%FY2026 +43.1%FY2026 -2.7%FY2026
Revenue growth, the year after +11.9% +22.9% +18.1%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersBIIBARGXGILD
Held by institutions 96.4% 46.1% 89.6%
Institutions holding 1,036 504 2,290
Change in shares held, QoQ +6.0% -2.0% +5.1%
Institutions buying 548 264 1,113
Institutions selling 294 160 850
Buyers to sellers 1.86 1.65 1.31

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.

BIIBARGXGILD
BIIB 1.00 0.21 0.40
ARGX 0.21 1.00 0.25
GILD 0.40 0.25 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, BIIB, ARGX and GILD?

Gilead Sciences (GILD) is the largest by market capitalisation: Biogen (BIIB) $37.34B, Argenx Se (ARGX) $54.61B, Gilead Sciences (GILD) $197.42B.

Which stock is cheaper, BIIB, ARGX and GILD?

Argenx Se (ARGX) trades on the lowest price-to-earnings ratio (Biogen (BIIB) 44.7x, Argenx Se (ARGX) 28.8x, Gilead Sciences (GILD) -61.0x). On next year's consensus earnings, Biogen (BIIB) is cheapest (Biogen (BIIB) 19.7x, Argenx Se (ARGX) 28.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Argenx Se (ARGX) grew revenue fastest over the trailing twelve months: Biogen (BIIB) +0.3%, Argenx Se (ARGX) +61.5%, Gilead Sciences (GILD) +5.5%.

Which company is more profitable?

Argenx Se (ARGX) has the highest net margin (Biogen (BIIB) 8.3%, Argenx Se (ARGX) 32.3%, Gilead Sciences (GILD) -10.6%). On return on invested capital, Biogen (BIIB) leads (Biogen (BIIB) 3.3%, Gilead Sciences (GILD) -6.0%).

Which stock has performed better?

Over the past year Biogen (BIIB) returned the most: Biogen (BIIB) +68.0%, Argenx Se (ARGX) +6.3%, Gilead Sciences (GILD) +32.0%. Over five years, Argenx Se (ARGX) compounded fastest (Biogen (BIIB) -0.9%/yr, Argenx Se (ARGX) +25.8%/yr, Gilead Sciences (GILD) +18.8%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Gilead Sciences (GILD) 2.04%. Biogen (BIIB) and Argenx Se (ARGX) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Gilead Sciences (GILD) has been the steadiest (Biogen (BIIB) 34.0%, Argenx Se (ARGX) 36.9%, Gilead Sciences (GILD) 26.9%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, BIIB, ARGX and GILD?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Argenx Se (ARGX) leads on 5. 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.