BIO vs ILMN vs TWST Stock Comparison

Bio-Rad Laboratories, Illumina and Twist Bioscience Prices as of Oct 26, 2026 Peers: Industry group
ILMN Illumina, Inc.
$271.04 +0.4% 1M +170.7% 1Y
Market cap
$42.23B
P/E
51.2x
Revenue (TTM)
$4.49B
Div. yield
–
Life Sciences Tools Healthcare
5 wins
TWST Twist Bioscience Corp
$145.25 -20.6% 1M +325.8% 1Y
Market cap
$9.99B
P/E
–
Revenue (TTM)
$431.80M
Div. yield
–
Life Sciences Tools Healthcare
3 wins

Head to Head

11 decided of 12

Illumina leads on 5 of the 12 questions below (Illumina 5, Bio-Rad Laboratories 3, Twist Bioscience 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionBIOILMNTWSTLeader
Larger companyMarket capitalisation $10.18B $42.23B $9.99B ILMN
Cheaper on earningsLower P/E, profitable companies only 45.8x 51.2x -73.1x BIO
Cheaper on forward earningsLower price / next fiscal year consensus EPS 37.5x 54.3x — BIO
Faster revenue growthRevenue growth, trailing twelve months +1.4% +4.9% +19.2% TWST
More profitableNet margin, trailing twelve months 8.6% 18.4% -31.7% ILMN
Better return on capitalReturn on invested capital 0.4% 15.1% -31.1% ILMN
Less leveragedLower net debt / EBITDA — 0.7x 1.3x ILMN
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months +9.7% +170.7% +325.8% TWST
Better 5-year returnAnnualised price return, 5 years -13.4%/yr -7.5%/yr +4.9%/yr TWST
Less volatileAnnualised volatility, 1 year 37.0% 50.4% 78.4% BIO
Higher overall scoreMean of the five percentile scores vs peers 64/100 65/100 49/100 ILMN

Percentile Scorecard

BIOILMNTWST

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

AxisBIOILMNTWST
Valuation 78 #50 of 228 52 #111 of 228 30 #160 of 228
Growth 20 #178 of 221 44 #124 of 221 53 #105 of 221
Profitability 70 #64 of 208 97 #7 of 208 40 #126 of 208
Financial Health 69 #75 of 239 51 #118 of 239 74 #64 of 239
Shareholder Returns 83 #24 of 137 84 #23 of 137 50 #69 of 137
Overall 64 65 49
  • BIO ranked among 248 companies in Medical Devices and Diagnostics
  • ILMN ranked among 248 companies in Medical Devices and Diagnostics
  • TWST ranked among 248 companies in Medical Devices and Diagnostics

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodBIOILMNTWSTSPY
1 month -2.1%+0.4%-20.6% -0.8%
3 months +17.8%+43.1%+67.8% +3.5%
6 months +29.8%+110.9%+138.1% +7.0%
Year to date +23.0%+106.6%+357.9% +12.2%
1 year +9.7%+170.7%+325.8% +13.0%
3 years +37.7%+155.1%+861.3% +86.3%
3 years, per year +11.3%+36.7%+112.7% +23.1%
5 years -51.2%-32.4%+27.1% +68.6%
5 years, per year -13.4%-7.5%+4.9% +11.0%
10 years +138.2%+99.1%— +258.0%
10 years, per year +9.1%+7.1%— +13.6%

Risk

MeasureBIOILMNTWSTSPY
Volatility, 1Y 37.0%50.4%78.4% 12.7%
Downside volatility, 1Y 35.8%39.1%69.5% 12.7%
Beta vs S&P 500, 1Y 0.760.812.67 1.00
Return / volatility, 1Y 0.263.394.15 1.02
Max drawdown, 5Y -72.7%-82.9%-91.5% -25.4%
From 52-week high -4.5%-7.7%-29.1% -1.8%
52-week high $390.34$293.69$205.00 $779.14
52-week low $241.71$95.03$25.45 $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.

MultipleBIOILMNTWST
P/E now vs peer median 44.8xmedian 30.6x 49.6xmedian 30.6x -66.3xmedian 30.6x
P/S now vs peer median 3.8xmedian 3.0x 9.1xmedian 3.0x 21.1xmedian 3.0x
EV/EBITDA now vs peer median —median 17.5x 36.2xmedian 17.5x -74.9xmedian 17.5x
P/FCF now vs peer median 28.2xmedian 23.3x 44.0xmedian 23.3x -92.8xmedian 23.3x
P/B now vs peer median 1.4xmedian 2.4x 14.4xmedian 2.4x 20.4xmedian 2.4x
PEG now vs peer median 1.21median 0.87 1.65median 0.87 -4.19median 0.87

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 monthsBIOILMNTWST
Revenue $2.59B $4.49B $431.80M
Gross profit $1.34B $2.98B $224.39M
Operating income $53.10M $882.00M -$144.98M
Net income $222.40M $825.00M -$136.80M
Free cash flow $353.10M $931.00M -$98.12M
R&D $265.70M $960.00M $71.86M
EPS (diluted) $8.29 $5.39 $-2.19
Cash & equivalents $517.00M $1.04B $117.44M
Total debt $1.20B $1.99B $15.00M
Shares (diluted) 26.81M 153.00M 62.40M
Enterprise value $4.04B $36.99B $9.22B

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
MetricBIOILMNTWST
P/E 44.8x 49.6x -66.3x
P/FCF 28.2x 44.0x -92.8x
P/Operating cash flow 20.2x 37.4x -171.5x
P/S 3.8x 9.1x 21.1x
P/B 1.4x 14.4x 20.4x
P/Tangible book 1.4x 16.9x 21.0x
EV/EBITDA – 36.2x -74.9x
EV/EBIT 179.9x 47.3x -61.7x
EV/Revenue 3.7x 9.3x 20.7x
EV/FCF 27.1x 44.8x -91.2x
EV/Operating cash flow 19.4x 38.1x -168.7x
PEG (3Y EPS CAGR) 1.21 1.65 -4.19

Growth

14 metrics
MetricBIOILMNTWST
Revenue growth (1Y) 1.4% 4.9% 19.2%
Revenue CAGR (3Y) -2.2% -1.0% 22.4%
Gross profit growth (1Y) -0.4% 4.6% 25.8%
Gross profit CAGR (3Y) -3.5% 2.9% 35.1%
Operating income growth (1Y) -76.3% -31.8% -1.8%
Operating income CAGR (3Y) -47.4% 28.3% 13.5%
Net income growth (1Y) -30.3% -34.4% -60.6%
Net income CAGR (3Y) 36.1% 30.0% 13.2%
EPS growth (1Y) -29.3% -32.7% -57.5%
EPS CAGR (3Y) 36.9% 30.1% 15.8%
Operating cash flow growth (1Y) -7.8% -5.1% -3.8%
Operating cash flow CAGR (3Y) 19.8% 38.1% 24.4%
Free cash flow growth (1Y) -4.8% -9.7% -42.8%
Free cash flow CAGR (3Y) 31.9% 105.0% 15.9%

Profitability

14 metrics
MetricBIOILMNTWST
Gross margin 51.9% 66.4% 52.0%
EBITDA margin – 25.7% -27.7%
Operating margin 2.1% 19.6% -33.6%
Pretax margin 13.5% 22.6% -31.5%
Net margin 8.6% 18.4% -31.7%
FCF margin 13.6% 20.7% -22.7%
Operating cash flow margin 19.0% 24.4% -12.3%
Return on equity 3.2% 29.9% -30.4%
Return on assets 2.2% 12.5% -20.3%
Return on invested capital 0.4% 15.1% -31.1%
Return on capital employed 0.6% 17.5% -26.2%
Asset turnover 0.3x 0.7x 0.6x
Cash conversion (OCF / net income) 2.2x 1.3x 0.4x
Stock comp / revenue – 5.9% 15.4%

Financial Health

11 metrics
MetricBIOILMNTWST
Debt / assets 11.7% 29.9% 2.2%
Debt / equity 0.2x 0.7x 0.0x
Net debt / EBITDA – 0.7x 1.3x
Debt / FCF 3.4x 2.1x -0.2x
Liabilities / assets 30.0% 57.3% 33.7%
Equity / assets 70.0% 42.7% 66.3%
Interest coverage 1.1x 8.9x –
Current ratio 3.1x 1.8x 2.7x
Quick ratio 2.1x 1.2x 1.9x
Cash ratio 1.7x 0.7x 1.4x
Altman Z-score 3.55 7.77 21.41

Shareholder Returns

7 metrics
MetricBIOILMNTWST
Dividend yield – – –
Net buyback yield 1.2% 1.2% -0.2%
Shareholder yield 1.2% 1.2% -0.2%
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.

ConsensusBIOILMNTWST
Forward P/E 37.5xFY2026 54.3xFY2026 –
EPS, next fiscal year $9.95FY2026 $4.99FY2026 $-2.02FY2026
EPS growth, next FY +0.3%FY2026 +3.1%FY2026 –
EPS growth, the year after -0.2% +25.7% –
Revenue, next fiscal year $2.69BFY2026 $4.52BFY2026 $469.33MFY2026
Revenue growth, next FY +4.2%FY2026 +4.1%FY2026 +24.6%FY2026
Revenue growth, the year after -6.3% +12.0% +21.5%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersBIOILMNTWST
Held by institutions 89.5% 100.0% 100.0%
Institutions holding 403 933 335
Change in shares held, QoQ -2.9% +0.0% -0.8%
Institutions buying 177 463 188
Institutions selling 155 330 102
Buyers to sellers 1.14 1.40 1.84

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.

BIOILMNTWST
BIO 1.00 0.34 0.43
ILMN 0.34 1.00 0.45
TWST 0.43 0.45 1.00

Add a Peer

Largest companies in the same industry

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Frequently Asked Questions

Which is bigger, BIO, ILMN and TWST?

Illumina (ILMN) is the largest by market capitalisation: Bio-Rad Laboratories (BIO) $10.18B, Illumina (ILMN) $42.23B, Twist Bioscience (TWST) $9.99B.

Which stock is cheaper, BIO, ILMN and TWST?

Bio-Rad Laboratories (BIO) trades on the lowest price-to-earnings ratio (Bio-Rad Laboratories (BIO) 45.8x, Illumina (ILMN) 51.2x, Twist Bioscience (TWST) -73.1x). On next year's consensus earnings, Bio-Rad Laboratories (BIO) is cheapest (Bio-Rad Laboratories (BIO) 37.5x, Illumina (ILMN) 54.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Twist Bioscience (TWST) grew revenue fastest over the trailing twelve months: Bio-Rad Laboratories (BIO) +1.4%, Illumina (ILMN) +4.9%, Twist Bioscience (TWST) +19.2%.

Which company is more profitable?

Illumina (ILMN) has the highest net margin (Bio-Rad Laboratories (BIO) 8.6%, Illumina (ILMN) 18.4%, Twist Bioscience (TWST) -31.7%). On return on invested capital, Illumina (ILMN) leads (Bio-Rad Laboratories (BIO) 0.4%, Illumina (ILMN) 15.1%, Twist Bioscience (TWST) -31.1%).

Which stock has performed better?

Over the past year Twist Bioscience (TWST) returned the most: Bio-Rad Laboratories (BIO) +9.7%, Illumina (ILMN) +170.7%, Twist Bioscience (TWST) +325.8%. Over five years, Twist Bioscience (TWST) compounded fastest (Bio-Rad Laboratories (BIO) -13.4%/yr, Illumina (ILMN) -7.5%/yr, Twist Bioscience (TWST) +4.9%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Bio-Rad Laboratories (BIO) has been the steadiest (Bio-Rad Laboratories (BIO) 37.0%, Illumina (ILMN) 50.4%, Twist Bioscience (TWST) 78.4%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, BIO, ILMN and TWST?

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