GRFS vs ARGX vs BIIB Stock Comparison

Grifols, Argenx Se and Biogen Prices as of Oct 27, 2026 Peers: Industry group
GRFS Grifols SA
$8.10 +10.2% 1M -13.6% 1Y
Market cap
$5.51B
P/E
12.1x
Revenue (TTM)
—
Div. yield
1.36%
Biotechnology Healthcare
3 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
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
1 win

Head to Head

9 decided of 12

Argenx Se leads on 5 of the 12 questions below (Argenx Se 5, Grifols 3, Biogen 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionGRFSARGXBIIBLeader
Larger companyMarket capitalisation $5.51B $54.61B $37.34B ARGX
Cheaper on earningsLower P/E, profitable companies only 12.1x 28.8x 44.7x GRFS
Cheaper on forward earningsLower price / next fiscal year consensus EPS 8.6x 28.8x 19.7x GRFS
Faster revenue growthRevenue growth, trailing twelve months — +61.5% +0.3% ARGX
More profitableNet margin, trailing twelve months — 32.3% 8.3% ARGX
Better return on capitalReturn on invested capital — — 3.3% –
Less leveragedLower net debt / EBITDA — — 3.2x –
Higher dividend yieldTrailing dividend yield 1.36% — — –
Better 1-year returnPrice return, last 12 months -13.6% +6.3% +68.0% BIIB
Better 5-year returnAnnualised price return, 5 years -9.4%/yr +25.8%/yr -0.9%/yr ARGX
Less volatileAnnualised volatility, 1 year 32.4% 36.9% 34.0% GRFS
Higher overall scoreMean of the five percentile scores vs peers 56/100 92/100 63/100 ARGX

Percentile Scorecard

GRFSARGXBIIB

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

AxisGRFSARGXBIIB
Valuation 99 #7 of 625 84 #99 of 625 92 #52 of 625
Growth – 94 #35 of 602 35 #392 of 602
Profitability – 98 #11 of 551 89 #64 of 551
Financial Health 14 #564 of 656 – 35 #425 of 656
Shareholder Returns 56 #161 of 365 – –
Overall 56 92 63
  • GRFS ranked among 672 companies in Pharmaceuticals and Biotechnology
  • ARGX ranked among 672 companies in Pharmaceuticals and Biotechnology
  • BIIB 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

PeriodGRFSARGXBIIBSPY
1 month +10.2%-8.0%+11.0% -0.2%
3 months +1.2%+1.2%+22.9% +3.9%
6 months +0.4%+13.9%+37.8% +8.2%
Year to date -13.4%+4.9%+43.6% +12.9%
1 year -13.6%+6.3%+68.0% +12.3%
3 years +3.3%+91.9%+7.8% +87.4%
3 years, per year +1.1%+24.3%+2.5% +23.3%
5 years -39.0%+214.2%-4.6% +67.9%
5 years, per year -9.4%+25.8%-0.9% +10.9%
10 years -44.7%—-13.1% +261.1%
10 years, per year -5.8%—-1.4% +13.7%

Risk

MeasureGRFSARGXBIIBSPY
Volatility, 1Y 32.4%36.9%34.0% 12.7%
Downside volatility, 1Y 34.1%34.6%32.3% 12.7%
Beta vs S&P 500, 1Y 0.950.390.26 1.00
Return / volatility, 1Y -0.420.172.00 0.97
Max drawdown, 5Y -58.8%-38.2%-64.4% -25.4%
From 52-week high -16.7%-16.7%-0.4% -1.2%
52-week high $9.72$1,058.90$253.84 $779.14
52-week low $7.02$663.93$147.86 $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.

MultipleGRFSARGXBIIB
P/E now vs peer median 12.1xmedian 17.2x 28.8xmedian 17.2x 44.7xmedian 17.2x
P/S now vs peer median 0.6xmedian 9.0x 9.4xmedian 9.0x 3.7xmedian 9.0x
EV/EBITDA now vs peer median —median 16.3x —median 16.3x 23.4xmedian 16.3x
P/FCF now vs peer median 7.8xmedian 18.7x —median 18.7x 13.8xmedian 18.7x
P/B now vs peer median 0.6xmedian 2.2x —median 2.2x 2.0xmedian 2.2x
PEG now vs peer median —median 0.33 0.27median 0.33 -1.37median 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 monthsGRFSARGXBIIB
Revenue – $5.82B $10.03B
Gross profit – $5.24B $7.42B
Operating income – $1.74B $1.01B
Net income – $1.88B $834.60M
Free cash flow – – $2.70B
R&D – $1.80B $2.01B
EPS (diluted) – $28.43 $5.61
Cash & equivalents $969.15M – $1.29B
Total debt $44.00B – $7.29B
Shares (diluted) 681.57M 66.03M 148.70M
Enterprise value $4.59B $54.61B $24.00B

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
MetricGRFSARGXBIIB
P/E 12.1x 28.8x 44.7x
P/FCF 7.8x – 13.8x
P/Operating cash flow – – 13.0x
P/S 0.6x 9.4x 3.7x
P/B 0.6x – 2.0x
P/Tangible book 1.0x – 7.0x
EV/EBITDA – – 23.4x
EV/EBIT – 31.4x 42.9x
EV/Revenue – 9.4x 4.3x
EV/FCF – – 16.1x
EV/Operating cash flow – – 15.1x
PEG (3Y EPS CAGR) – 0.27 -1.37

Growth

14 metrics
MetricGRFSARGXBIIB
Revenue growth (1Y) – 61.5% 0.3%
Revenue CAGR (3Y) – 80.5% 0.2%
Gross profit growth (1Y) – 62.2% -1.6%
Gross profit CAGR (3Y) – 80.0% -1.1%
Operating income growth (1Y) – 120.6% -43.7%
Operating income CAGR (3Y) – 85.1% -31.3%
Net income growth (1Y) – 22.5% -45.5%
Net income CAGR (3Y) – 115.5% -32.1%
EPS growth (1Y) – 20.9% -46.2%
EPS CAGR (3Y) – 104.8% -32.6%
Operating cash flow growth (1Y) – – 36.0%
Operating cash flow CAGR (3Y) – – 26.3%
Free cash flow growth (1Y) – – 36.3%
Free cash flow CAGR (3Y) – – 33.0%

Profitability

14 metrics
MetricGRFSARGXBIIB
Gross margin – 90.0% 74.0%
EBITDA margin – – 18.5%
Operating margin – 29.9% 10.1%
Pretax margin – 32.6% 10.1%
Net margin – 32.3% 8.3%
FCF margin – – 26.9%
Operating cash flow margin – – 28.7%
Return on equity – – 4.5%
Return on assets – – 2.7%
Return on invested capital – – 3.3%
Return on capital employed – – 3.8%
Asset turnover – – 0.3x
Cash conversion (OCF / net income) – – 3.4x
Stock comp / revenue – – 3.0%

Financial Health

11 metrics
MetricGRFSARGXBIIB
Debt / assets 48.9% – 22.7%
Debt / equity 1.3x – 0.4x
Net debt / EBITDA – – 3.2x
Debt / FCF – – 2.7x
Liabilities / assets 61.4% – 41.3%
Equity / assets 38.6% – 58.7%
Interest coverage – 10,120x –
Current ratio 2.5x – 1.9x
Quick ratio 0.8x – 1.1x
Cash ratio 0.4x – 0.3x
Altman Z-score – – 3.15

Shareholder Returns

7 metrics
MetricGRFSARGXBIIB
Dividend yield 1.4% – –
Net buyback yield – – –
Shareholder yield 1.4% – –
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.

ConsensusGRFSARGXBIIB
Forward P/E 8.6xFY2026 28.8xFY2026 19.7xFY2026
EPS, next fiscal year $0.94FY2026 $30.63FY2026 $12.81FY2026
EPS growth, next FY +10.6%FY2026 +56.5%FY2026 -16.2%FY2026
EPS growth, the year after +26.6% +26.9% +36.5%
Revenue, next fiscal year $8.88BFY2026 $6.08BFY2026 $9.96BFY2026
Revenue growth, next FY +0.0%FY2026 +43.1%FY2026 +0.7%FY2026
Revenue growth, the year after +10.3% +22.9% +11.9%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersGRFSARGXBIIB
Held by institutions 21.0% 46.1% 96.4%
Institutions holding 166 504 1,036
Change in shares held, QoQ -0.5% -2.0% +6.0%
Institutions buying 73 264 548
Institutions selling 65 160 294
Buyers to sellers 1.12 1.65 1.86

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.

GRFSARGXBIIB
GRFS 1.00 0.15 0.11
ARGX 0.15 1.00 0.21
BIIB 0.11 0.21 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, GRFS, ARGX and BIIB?

Argenx Se (ARGX) is the largest by market capitalisation: Grifols (GRFS) $5.51B, Argenx Se (ARGX) $54.61B, Biogen (BIIB) $37.34B.

Which stock is cheaper, GRFS, ARGX and BIIB?

Grifols (GRFS) trades on the lowest price-to-earnings ratio (Grifols (GRFS) 12.1x, Argenx Se (ARGX) 28.8x, Biogen (BIIB) 44.7x). On next year's consensus earnings, Grifols (GRFS) is cheapest (Grifols (GRFS) 8.6x, Argenx Se (ARGX) 28.8x, Biogen (BIIB) 19.7x). 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: Argenx Se (ARGX) +61.5%, Biogen (BIIB) +0.3%.

Which company is more profitable?

Argenx Se (ARGX) has the highest net margin (Argenx Se (ARGX) 32.3%, Biogen (BIIB) 8.3%).

Which stock has performed better?

Over the past year Biogen (BIIB) returned the most: Grifols (GRFS) -13.6%, Argenx Se (ARGX) +6.3%, Biogen (BIIB) +68.0%. Over five years, Argenx Se (ARGX) compounded fastest (Grifols (GRFS) -9.4%/yr, Argenx Se (ARGX) +25.8%/yr, Biogen (BIIB) -0.9%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Grifols (GRFS) 1.36%. Argenx Se (ARGX) and Biogen (BIIB) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Grifols (GRFS) has been the steadiest (Grifols (GRFS) 32.4%, Argenx Se (ARGX) 36.9%, Biogen (BIIB) 34.0%). Volatility measures how widely the price swings, not the risk of the business.

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

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.