BIIB vs ARGX vs GILD Stock Comparison

Biogen, Argenx Se and Gilead Sciences Prices as of Nov 5, 2026 Peers: Industry group
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BIIB Biogen Inc.
$243.93 +9.4% 1M +59.0% 1Y
Market cap
$36.06B
P/E
103.7x
Revenue (TTM)
$10.30B
Div. yield
–
Biotechnology Healthcare
4 wins
ARGX Argenx Se
$894.70 -3.8% 1M +7.5% 1Y
Market cap
$55.37B
P/E
29.2x
Revenue (TTM)
$5.82B
Div. yield
–
Biotechnology Healthcare
5 wins
GILD Gilead Sciences, Inc.
$167.57 +16.2% 1M +36.7% 1Y
Market cap
$207.95B
P/E
–
Revenue (TTM)
$30.99B
Div. yield
1.94%
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 $36.06B $55.37B $207.95B GILD
Cheaper on earningsLower P/E, profitable companies only 103.7x 29.2x -53.9x ARGX
Cheaper on forward earningsLower price / next fiscal year consensus EPS 18.9x 29.5x — BIIB
Faster revenue growthRevenue growth, trailing twelve months +2.3% +61.5% +6.5% ARGX
More profitableNet margin, trailing twelve months 3.4% 32.3% -12.5% ARGX
Better return on capitalReturn on invested capital 1.3% — -6.1% BIIB
Less leveragedLower net debt / EBITDA 4.5x — 43.8x BIIB
Higher dividend yieldTrailing dividend yield — — 1.94% –
Better 1-year returnPrice return, last 12 months +59.0% +7.5% +36.7% BIIB
Better 5-year returnAnnualised price return, 5 years -2.6%/yr +22.8%/yr +20.4%/yr ARGX
Less volatileAnnualised volatility, 1 year 34.4% 37.4% 27.9% GILD
Higher overall scoreMean of the five percentile scores vs peers 59/100 91/100 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 634 82 #117 of 634 91 #61 of 634
Growth 25 #455 of 608 94 #35 of 608 34 #399 of 608
Profitability 87 #74 of 557 98 #12 of 557 84 #89 of 557
Financial Health 33 #440 of 654 – 22 #510 of 654
Shareholder Returns – – 74 #104 of 403
Overall 59 91 61
  • BIIB ranked among 671 companies in Pharmaceuticals and Biotechnology
  • ARGX ranked among 671 companies in Pharmaceuticals and Biotechnology
  • GILD 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

PeriodBIIBARGXGILDSPY
1 month +9.4%-3.8%+16.2% -5.9%
3 months +18.3%+2.2%+28.1% -4.6%
6 months +27.5%+13.6%+25.0% +0.2%
Year to date +38.6%+6.4%+36.5% +7.5%
1 year +59.0%+7.5%+36.7% +8.2%
3 years -1.9%+81.5%+106.5% +68.3%
3 years, per year -0.6%+22.0%+27.4% +19.0%
5 years -12.5%+178.8%+152.7% +56.5%
5 years, per year -2.6%+22.8%+20.4% +9.4%
10 years -11.9%—+131.4% +251.5%
10 years, per year -1.3%—+8.8% +13.4%

Risk

MeasureBIIBARGXGILDSPY
Volatility, 1Y 34.4%37.4%27.9% 13.6%
Downside volatility, 1Y 33.2%35.2%24.6% 14.2%
Beta vs S&P 500, 1Y 0.320.490.36 1.00
Return / volatility, 1Y 1.720.201.31 0.60
Max drawdown, 5Y -64.4%-38.2%-29.4% -25.4%
From 52-week high -4.1%-15.5%-4.0% -5.9%
52-week high $254.46$1,058.90$174.48 $779.14
52-week low $153.43$663.93$118.15 $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 103.7xmedian 17.8x 29.2xmedian 17.8x -53.9xmedian 17.8x
P/S now vs peer median 3.5xmedian 8.1x 9.5xmedian 8.1x 6.7xmedian 8.1x
EV/EBITDA now vs peer median 31.7xmedian 15.7x —median 15.7x 503.9xmedian 15.7x
P/FCF now vs peer median 17.4xmedian 21.0x —median 21.0x 15.1xmedian 21.0x
P/B now vs peer median 1.9xmedian 2.0x —median 2.0x 15.9xmedian 2.0x
PEG now vs peer median -2.70median 0.36 0.28median 0.36 1.40median 0.36

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 $10.30B $5.82B $30.99B
Gross profit $7.62B $5.24B $24.77B
Operating income $445.10M $1.74B -$2.36B
Net income $347.50M $1.88B -$3.86B
Free cash flow $2.07B – $13.78B
R&D $2.15B $1.80B $6.33B
EPS (diluted) $2.35 $28.43 $-3.09
Cash & equivalents $1.30B – $6.44B
Total debt $7.29B – $26.23B
Shares (diluted) 147.80M 66.03M 1.25B
Enterprise value $25.37B $55.37B $182.98B

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 103.7x 29.2x -53.9x
P/FCF 17.4x – 15.1x
P/Operating cash flow 16.0x – 14.4x
P/S 3.5x 9.5x 6.7x
P/B 1.9x – 15.9x
P/Tangible book 6.5x – -541.5x
EV/EBITDA 31.7x – 503.9x
EV/EBIT 94.5x 31.8x -96.4x
EV/Revenue 4.1x 9.5x 7.3x
EV/FCF 20.3x – 16.5x
EV/Operating cash flow 18.7x – 15.7x
PEG (3Y EPS CAGR) -2.70 0.28 1.40

Growth

14 metrics
MetricBIIBARGXGILD
Revenue growth (1Y) 2.3% 61.5% 6.5%
Revenue CAGR (3Y) 1.0% 80.5% 4.2%
Gross profit growth (1Y) 0.6% 62.2% 8.2%
Gross profit CAGR (3Y) 0.5% 80.0% 4.7%
Operating income growth (1Y) -76.6% 120.6% -122.5%
Operating income CAGR (3Y) -34.8% 85.1% -31.7%
Net income growth (1Y) -78.4% 22.5% -147.6%
Net income CAGR (3Y) -38.1% 115.5% -38.5%
EPS growth (1Y) -78.5% 20.9% -147.7%
EPS CAGR (3Y) -38.5% 104.8% -38.6%
Operating cash flow growth (1Y) -8.4% – 49.8%
Operating cash flow CAGR (3Y) 18.2% – 19.9%
Free cash flow growth (1Y) -10.1% – 50.4%
Free cash flow CAGR (3Y) 24.9% – 20.6%

Profitability

14 metrics
MetricBIIBARGXGILD
Gross margin 74.0% 90.0% 79.9%
EBITDA margin 12.9% – 1.5%
Operating margin 4.3% 29.9% -7.6%
Pretax margin 4.3% 32.6% -8.2%
Net margin 3.4% 32.3% -12.5%
FCF margin 20.1% – 44.5%
Operating cash flow margin 21.8% – 46.7%
Return on equity 1.8% – -31.2%
Return on assets 1.1% – -7.7%
Return on invested capital 1.3% – -6.1%
Return on capital employed 1.6% – -6.2%
Asset turnover 0.3x – 0.6x
Cash conversion (OCF / net income) 6.5x – -3.7x
Stock comp / revenue 2.9% – 2.9%

Financial Health

11 metrics
MetricBIIBARGXGILD
Debt / assets 22.7% – 51.0%
Debt / equity 0.4x – 2.0x
Net debt / EBITDA 4.5x – 43.8x
Debt / FCF 3.5x – 1.9x
Liabilities / assets 41.0% – 74.6%
Equity / assets 59.0% – 25.4%
Interest coverage – 10,120x -2.3x
Current ratio 1.9x – 1.4x
Quick ratio 0.9x – 1.0x
Cash ratio 0.3x – 0.5x
Altman Z-score 3.07 – 3.89

Shareholder Returns

7 metrics
MetricBIIBARGXGILD
Dividend yield – – 1.9%
Net buyback yield – – 0.5%
Shareholder yield – – 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.

ConsensusBIIBARGXGILD
Forward P/E 18.9xFY2026 29.5xFY2026 –
EPS, next fiscal year $12.94FY2026 $30.30FY2026 $-0.77FY2026
EPS growth, next FY -15.3%FY2026 +54.8%FY2026 -109.4%FY2026
EPS growth, the year after +33.9% +26.8% –
Revenue, next fiscal year $10.07BFY2026 $6.11BFY2026 $29.08BFY2026
Revenue growth, next FY +1.9%FY2026 +43.8%FY2026 -1.2%FY2026
Revenue growth, the year after +11.5% +23.4% +18.3%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersBIIBARGXGILD
Held by institutions 96.4% 46.1% 89.6%
Institutions holding 1,038 506 2,293
Change in shares held, QoQ +6.0% -2.0% +5.1%
Institutions buying 549 263 1,113
Institutions selling 294 162 853
Buyers to sellers 1.87 1.62 1.30

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 0.22 0.42
ARGX 0.22 1.00 0.26
GILD 0.42 0.26 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, BIIB, ARGX and GILD?

Gilead Sciences (GILD) is the largest by market capitalisation: Biogen (BIIB) $36.06B, Argenx Se (ARGX) $55.37B, Gilead Sciences (GILD) $207.95B.

Which stock is cheaper, BIIB, ARGX and GILD?

Argenx Se (ARGX) trades on the lowest price-to-earnings ratio (Biogen (BIIB) 103.7x, Argenx Se (ARGX) 29.2x, Gilead Sciences (GILD) -53.9x). On next year's consensus earnings, Biogen (BIIB) is cheapest (Biogen (BIIB) 18.9x, Argenx Se (ARGX) 29.5x). 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) +2.3%, Argenx Se (ARGX) +61.5%, Gilead Sciences (GILD) +6.5%.

Which company is more profitable?

Argenx Se (ARGX) has the highest net margin (Biogen (BIIB) 3.4%, Argenx Se (ARGX) 32.3%, Gilead Sciences (GILD) -12.5%). On return on invested capital, Biogen (BIIB) leads (Biogen (BIIB) 1.3%, Gilead Sciences (GILD) -6.1%).

Which stock has performed better?

Over the past year Biogen (BIIB) returned the most: Biogen (BIIB) +59.0%, Argenx Se (ARGX) +7.5%, Gilead Sciences (GILD) +36.7%. Over five years, Argenx Se (ARGX) compounded fastest (Biogen (BIIB) -2.6%/yr, Argenx Se (ARGX) +22.8%/yr, Gilead Sciences (GILD) +20.4%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Gilead Sciences (GILD) 1.94%. 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) 34.4%, Argenx Se (ARGX) 37.4%, Gilead Sciences (GILD) 27.9%). 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.