ABVX vs GILD vs BIIB Stock Comparison

Abivax, Gilead Sciences and Biogen Prices as of Oct 27, 2026 Peers: Industry group
ABVX Abivax S.A.
$87.00 -4.5% 1M -8.3% 1Y
Market cap
$6.83B
P/E
–
Revenue (TTM)
-$76.25M
Div. yield
–
Biotechnology Healthcare
1 win
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
4 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
4 wins

Head to Head

9 decided of 12

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

QuestionABVXGILDBIIBLeader
Larger companyMarket capitalisation $6.83B $197.42B $37.34B GILD
Cheaper on earningsLower P/E, profitable companies only -12.9x -61.0x 44.7x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS — — 19.7x –
Faster revenue growthRevenue growth, trailing twelve months -463.2% +5.5% +0.3% GILD
More profitableNet margin, trailing twelve months — -10.6% 8.3% BIIB
Better return on capitalReturn on invested capital -74.9% -6.0% 3.3% BIIB
Less leveragedLower net debt / EBITDA 1.4x 87.7x 3.2x ABVX
Higher dividend yieldTrailing dividend yield — 2.04% — –
Better 1-year returnPrice return, last 12 months -8.3% +32.0% +68.0% BIIB
Better 5-year returnAnnualised price return, 5 years — +18.8%/yr -0.9%/yr GILD
Less volatileAnnualised volatility, 1 year 91.0% 26.9% 34.0% GILD
Higher overall scoreMean of the five percentile scores vs peers 56/100 61/100 63/100 BIIB

Percentile Scorecard

ABVXGILDBIIB

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

AxisABVXGILDBIIB
Valuation 73 #167 of 625 90 #61 of 625 92 #52 of 625
Growth 8 #553 of 602 31 #416 of 602 35 #392 of 602
Profitability 26 #409 of 551 85 #83 of 551 89 #64 of 551
Financial Health 82 #122 of 656 21 #516 of 656 35 #425 of 656
Shareholder Returns 89 #42 of 365 77 #86 of 365 –
Overall 56 61 63
  • ABVX ranked among 672 companies in Pharmaceuticals and Biotechnology
  • GILD 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

PeriodABVXGILDBIIBSPY
1 month -4.5%+5.4%+11.0% -0.2%
3 months -30.0%+18.4%+22.9% +3.9%
6 months -20.8%+23.1%+37.8% +8.2%
Year to date -35.5%+29.6%+43.6% +12.9%
1 year -8.3%+32.0%+68.0% +12.3%
3 years +837.5%+107.6%+7.8% +87.4%
3 years, per year +111.0%+27.6%+2.5% +23.3%
5 years —+136.2%-4.6% +67.9%
5 years, per year —+18.8%-0.9% +10.9%
10 years —+109.8%-13.1% +261.1%
10 years, per year —+7.7%-1.4% +13.7%

Risk

MeasureABVXGILDBIIBSPY
Volatility, 1Y 91.0%26.9%34.0% 12.7%
Downside volatility, 1Y 94.2%24.0%32.3% 12.7%
Beta vs S&P 500, 1Y 0.950.300.26 1.00
Return / volatility, 1Y -0.091.192.00 0.97
Max drawdown, 5Y -67.5%-29.4%-64.4% -25.4%
From 52-week high -40.1%0.0%-0.4% -1.2%
52-week high $145.31$159.08$253.84 $779.14
52-week low $72.50$117.88$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.

MultipleABVXGILDBIIB
P/E now vs peer median -12.9xmedian 17.2x -61.0xmedian 17.2x 44.7xmedian 17.2x
P/S now vs peer median -89.6xmedian 9.0x 6.5xmedian 9.0x 3.7xmedian 9.0x
EV/EBITDA now vs peer median -18.7xmedian 16.3x 838.3xmedian 16.3x 23.4xmedian 16.3x
P/FCF now vs peer median -29.7xmedian 18.7x 15.3xmedian 18.7x 13.8xmedian 18.7x
P/B now vs peer median 16.3xmedian 2.2x 16.7xmedian 2.2x 2.0xmedian 2.2x
PEG now vs peer median —median 0.33 1.63median 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 monthsABVXGILDBIIB
Revenue -$76.25M $30.46B $10.03B
Gross profit – $24.24B $7.42B
Operating income -$341.36M -$2.50B $1.01B
Net income -$467.93M -$3.24B $834.60M
Free cash flow -$230.23M $12.94B $2.70B
R&D $242.27M $6.07B $2.01B
EPS (diluted) $-6.73 $-2.61 $5.61
Cash & equivalents $443.17M $3.18B $1.29B
Total debt $156.48K $26.25B $7.29B
Shares (diluted) 69.53M 1.24B 148.70M
Enterprise value $4.48B $171.53B $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
MetricABVXGILDBIIB
P/E -12.9x -61.0x 44.7x
P/FCF -29.7x 15.3x 13.8x
P/Operating cash flow -29.7x 14.6x 13.0x
P/S -89.6x 6.5x 3.7x
P/B 16.3x 16.7x 2.0x
P/Tangible book 16.6x -89.6x 7.0x
EV/EBITDA -18.7x 838.3x 23.4x
EV/EBIT -18.6x -88.3x 42.9x
EV/Revenue -83.5x 7.2x 4.3x
EV/FCF -27.6x 17.0x 16.1x
EV/Operating cash flow -27.7x 16.3x 15.1x
PEG (3Y EPS CAGR) – 1.63 -1.37

Growth

14 metrics
MetricABVXGILDBIIB
Revenue growth (1Y) -463.2% 5.5% 0.3%
Revenue CAGR (3Y) – 3.6% 0.2%
Gross profit growth (1Y) – 6.9% -1.6%
Gross profit CAGR (3Y) – 3.7% -1.1%
Operating income growth (1Y) 0.2% -131.0% -43.7%
Operating income CAGR (3Y) – -31.9% -31.3%
Net income growth (1Y) -120.1% -151.3% -45.5%
Net income CAGR (3Y) – -37.3% -32.1%
EPS growth (1Y) -99.6% -151.8% -46.2%
EPS CAGR (3Y) – -37.5% -32.6%
Operating cash flow growth (1Y) -56.0% 37.3% 36.0%
Operating cash flow CAGR (3Y) – 12.5% 26.3%
Free cash flow growth (1Y) -55.6% 38.1% 36.3%
Free cash flow CAGR (3Y) – 13.2% 33.0%

Profitability

14 metrics
MetricABVXGILDBIIB
Gross margin – 79.6% 74.0%
EBITDA margin – 0.9% 18.5%
Operating margin – -8.2% 10.1%
Pretax margin – -6.4% 10.1%
Net margin – -10.6% 8.3%
FCF margin – 42.5% 26.9%
Operating cash flow margin 301.6% 44.5% 28.7%
Return on equity -102.8% -18.4% 4.5%
Return on assets -81.0% -6.1% 2.7%
Return on invested capital -74.9% -6.0% 3.3%
Return on capital employed -68.9% -6.0% 3.8%
Asset turnover -0.1x 0.6x 0.3x
Cash conversion (OCF / net income) 0.5x -4.2x 3.4x
Stock comp / revenue -97.6% 3.0% 3.0%

Financial Health

11 metrics
MetricABVXGILDBIIB
Debt / assets 0.0% 53.2% 22.7%
Debt / equity 0.0x 2.2x 0.4x
Net debt / EBITDA 1.4x 87.7x 3.2x
Debt / FCF 0.0x 2.0x 2.7x
Liabilities / assets 20.8% 76.0% 41.3%
Equity / assets 79.2% 24.0% 58.7%
Interest coverage -4.1x -2.5x –
Current ratio 6.0x 1.3x 1.9x
Quick ratio 5.7x 0.7x 1.1x
Cash ratio 5.7x 0.3x 0.3x
Altman Z-score 33.94 3.74 3.15

Shareholder Returns

7 metrics
MetricABVXGILDBIIB
Dividend yield – 2.0% –
Net buyback yield 0.0% 0.6% –
Shareholder yield 0.0% 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.

ConsensusABVXGILDBIIB
Forward P/E – – 19.7xFY2026
EPS, next fiscal year $-4.42FY2026 $-0.39FY2026 $12.81FY2026
EPS growth, next FY – -104.8%FY2026 -16.2%FY2026
EPS growth, the year after – – +36.5%
Revenue, next fiscal year $5.07MFY2026 $28.65BFY2026 $9.96BFY2026
Revenue growth, next FY -5.0%FY2026 -2.7%FY2026 +0.7%FY2026
Revenue growth, the year after +1,467.2% +18.1% +11.9%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersABVXGILDBIIB
Held by institutions 79.0% 89.6% 96.4%
Institutions holding 301 2,290 1,036
Change in shares held, QoQ +10.1% +5.1% +6.0%
Institutions buying 189 1,113 548
Institutions selling 99 850 294
Buyers to sellers 1.91 1.31 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.

ABVXGILDBIIB
ABVX 1.00 0.20 0.09
GILD 0.20 1.00 0.40
BIIB 0.09 0.40 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ABVX, GILD and BIIB?

Gilead Sciences (GILD) is the largest by market capitalisation: Abivax (ABVX) $6.83B, Gilead Sciences (GILD) $197.42B, Biogen (BIIB) $37.34B.

Which company is growing faster?

Gilead Sciences (GILD) grew revenue fastest over the trailing twelve months: Abivax (ABVX) -463.2%, Gilead Sciences (GILD) +5.5%, Biogen (BIIB) +0.3%.

Which company is more profitable?

Biogen (BIIB) has the highest net margin (Gilead Sciences (GILD) -10.6%, Biogen (BIIB) 8.3%). On return on invested capital, Biogen (BIIB) leads (Abivax (ABVX) -74.9%, Gilead Sciences (GILD) -6.0%, Biogen (BIIB) 3.3%).

Which stock has performed better?

Over the past year Biogen (BIIB) returned the most: Abivax (ABVX) -8.3%, Gilead Sciences (GILD) +32.0%, Biogen (BIIB) +68.0%. Over five years, Gilead Sciences (GILD) compounded fastest (Gilead Sciences (GILD) +18.8%/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: Gilead Sciences (GILD) 2.04%. Abivax (ABVX) and Biogen (BIIB) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Gilead Sciences (GILD) has been the steadiest (Abivax (ABVX) 91.0%, Gilead Sciences (GILD) 26.9%, Biogen (BIIB) 34.0%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ABVX, GILD 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, 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.