ABT vs ILMN vs TMO Stock Comparison

Abbott Laboratories, Illumina and Thermo Fisher Scientific Prices as of Oct 27, 2026 Peers: Industry group
ABT Abbott Laboratories
$103.13 +1.8% 1M -18.9% 1Y
Market cap
$178.74B
P/E
38.0x
Revenue (TTM)
$48.23B
Div. yield
–
Medical Devices Healthcare
3 wins
ILMN Illumina, Inc.
$279.47 +3.5% 1M +178.5% 1Y
Market cap
$43.79B
P/E
53.1x
Revenue (TTM)
$4.49B
Div. yield
–
Life Sciences Tools Healthcare
2 wins

Head to Head

8 decided of 12

Thermo Fisher Scientific leads on 3 of the 12 questions below (Thermo Fisher Scientific 3, Abbott Laboratories 3, Illumina 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionABTILMNTMOLeader
Larger companyMarket capitalisation $178.74B $43.79B $261.90B TMO
Cheaper on earningsLower P/E, profitable companies only 38.0x 53.1x 37.0x TMO
Cheaper on forward earningsLower price / next fiscal year consensus EPS 18.1x 56.0x 26.8x ABT
Faster revenue growthRevenue growth, trailing twelve months +10.0% +4.9% +8.3% ABT
More profitableNet margin, trailing twelve months — 18.4% — –
Better return on capitalReturn on invested capital — 15.1% — –
Less leveragedLower net debt / EBITDA — 0.7x — –
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -18.9% +178.5% +23.0% ILMN
Better 5-year returnAnnualised price return, 5 years -4.2%/yr -7.0%/yr +2.3%/yr TMO
Less volatileAnnualised volatility, 1 year 27.4% 50.4% 29.8% ABT
Higher overall scoreMean of the five percentile scores vs peers 60/100 66/100 51/100 ILMN

Percentile Scorecard

ABTILMNTMO

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

AxisABTILMNTMO
Valuation 74 #60 of 227 51 #111 of 227 50 #113 of 227
Growth 17 #181 of 219 45 #120 of 219 41 #130 of 219
Profitability – 97 #8 of 206 70 #63 of 206
Financial Health – 51 #117 of 238 –
Shareholder Returns 90 #15 of 134 84 #23 of 134 44 #76 of 134
Overall 60 66 51
  • ABT ranked among 247 companies in Medical Devices and Diagnostics
  • ILMN ranked among 247 companies in Medical Devices and Diagnostics
  • TMO ranked among 247 companies in Medical Devices and Diagnostics

Price Performance

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

Returns

PeriodABTILMNTMOSPY
1 month +1.8%+3.5%+2.9% -0.2%
3 months -3.9%+44.8%+20.3% +3.9%
6 months +9.9%+120.2%+47.4% +8.2%
Year to date -17.7%+113.1%+19.7% +12.9%
1 year -18.9%+178.5%+23.0% +12.3%
3 years +11.1%+163.0%+60.7% +87.4%
3 years, per year +3.6%+38.1%+17.1% +23.3%
5 years -19.2%-30.5%+11.8% +67.9%
5 years, per year -4.2%-7.0%+2.3% +10.9%
10 years +156.0%+106.3%+364.6% +261.1%
10 years, per year +9.9%+7.5%+16.6% +13.7%

Risk

MeasureABTILMNTMOSPY
Volatility, 1Y 27.4%50.4%29.8% 12.7%
Downside volatility, 1Y 27.5%39.1%28.3% 12.7%
Beta vs S&P 500, 1Y -0.010.820.62 1.00
Return / volatility, 1Y -0.693.540.77 0.97
Max drawdown, 5Y -41.6%-82.9%-41.5% -25.4%
From 52-week high -21.0%-4.8%-0.5% -1.2%
52-week high $130.59$293.69$696.55 $779.14
52-week low $82.56$95.03$438.34 $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.

MultipleABTILMNTMO
P/E now vs peer median 38.2xmedian 29.6x 51.2xmedian 29.6x 36.4xmedian 29.6x
P/S now vs peer median 3.7xmedian 2.9x 9.4xmedian 2.9x 5.4xmedian 2.9x
EV/EBITDA now vs peer median —median 17.4x 37.3xmedian 17.4x —median 17.4x
P/FCF now vs peer median 22.3xmedian 22.3x 45.3xmedian 22.3x 34.0xmedian 22.3x
P/B now vs peer median —median 2.3x 14.9xmedian 2.3x 4.7xmedian 2.3x
PEG now vs peer median -12.85median 1.04 1.70median 1.04 4.80median 1.04

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 monthsABTILMNTMO
Revenue $48.23B $4.49B $47.35B
Gross profit – $2.98B –
Operating income $6.65B $882.00M $8.47B
Net income – $825.00M $7.09B
Free cash flow – $931.00M –
R&D $3.31B $960.00M $1.40B
EPS (diluted) $2.70 $5.39 $19.06
Cash & equivalents – $1.04B $5.46B
Total debt – $1.99B –
Shares (diluted) 1.74B 153.00M 371.00M
Enterprise value $178.74B $38.56B $261.90B

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
MetricABTILMNTMO
P/E 38.2x 51.2x 36.4x
P/FCF 22.3x 45.3x 34.0x
P/Operating cash flow – 38.5x 27.5x
P/S 3.7x 9.4x 5.4x
P/B – 14.9x 4.7x
P/Tangible book – 17.4x 7.0x
EV/EBITDA – 37.3x –
EV/EBIT – 48.8x –
EV/Revenue 3.7x 9.6x 5.4x
EV/FCF – 46.2x –
EV/Operating cash flow – 39.3x 27.5x
PEG (3Y EPS CAGR) -12.85 1.70 4.80

Growth

14 metrics
MetricABTILMNTMO
Revenue growth (1Y) 10.0% 4.9% 8.3%
Revenue CAGR (3Y) 6.5% -1.0% 2.9%
Gross profit growth (1Y) – 4.6% –
Gross profit CAGR (3Y) – 2.9% –
Operating income growth (1Y) -13.8% -31.8% 12.8%
Operating income CAGR (3Y) 3.5% 28.3% 7.2%
Net income growth (1Y) – -34.4% 7.9%
Net income CAGR (3Y) – 30.0% 6.2%
EPS growth (1Y) -66.2% -32.7% 9.7%
EPS CAGR (3Y) -3.0% 30.1% 7.6%
Operating cash flow growth (1Y) – -5.1% 21.9%
Operating cash flow CAGR (3Y) – 38.1% 4.5%
Free cash flow growth (1Y) – -9.7% –
Free cash flow CAGR (3Y) – 105.0% –

Profitability

14 metrics
MetricABTILMNTMO
Gross margin – 66.4% –
EBITDA margin – 25.7% –
Operating margin – 19.6% –
Pretax margin – 22.6% –
Net margin – 18.4% –
FCF margin – 20.7% –
Operating cash flow margin – 24.4% 19.7%
Return on equity – 29.9% 13.2%
Return on assets – 12.5% 6.2%
Return on invested capital – 15.1% –
Return on capital employed – 17.5% –
Asset turnover – 0.7x 0.4x
Cash conversion (OCF / net income) – 1.3x 1.3x
Stock comp / revenue – 5.9% –

Financial Health

11 metrics
MetricABTILMNTMO
Debt / assets – 29.9% –
Debt / equity – 0.7x –
Net debt / EBITDA – 0.7x –
Debt / FCF – 2.1x –
Liabilities / assets – 57.3% –
Equity / assets – 42.7% 47.9%
Interest coverage – 8.9x –
Current ratio – 1.8x 1.8x
Quick ratio – 1.2x –
Cash ratio – 0.7x –
Altman Z-score – 7.97 –

Shareholder Returns

7 metrics
MetricABTILMNTMO
Dividend yield 2.4% – 0.3%
Net buyback yield – 1.2% –
Shareholder yield 2.4% 1.2% 0.3%
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.

ConsensusABTILMNTMO
Forward P/E 18.1xFY2026 56.0xFY2026 26.8xFY2026
EPS, next fiscal year $5.69FY2026 $4.99FY2026 $25.91FY2026
EPS growth, next FY +10.5%FY2026 +3.1%FY2026 +13.3%FY2026
EPS growth, the year after +10.4% +25.7% +2.0%
Revenue, next fiscal year $53.00BFY2026 $4.52BFY2026 $50.12BFY2026
Revenue growth, next FY +19.5%FY2026 +4.1%FY2026 +12.5%FY2026
Revenue growth, the year after -2.2% +12.0% -2.8%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersABTILMNTMO
Held by institutions 79.2% 100.0% 90.2%
Institutions holding 2,979 933 2,622
Change in shares held, QoQ +0.3% +0.0% +0.8%
Institutions buying 1,259 463 1,142
Institutions selling 1,377 330 1,144
Buyers to sellers 0.91 1.40 1.00

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.

ABTILMNTMO
ABT 1.00 0.02 0.26
ILMN 0.02 1.00 0.50
TMO 0.26 0.50 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ABT, ILMN and TMO?

Thermo Fisher Scientific (TMO) is the largest by market capitalisation: Abbott Laboratories (ABT) $178.74B, Illumina (ILMN) $43.79B, Thermo Fisher Scientific (TMO) $261.90B.

Which stock is cheaper, ABT, ILMN and TMO?

Thermo Fisher Scientific (TMO) trades on the lowest price-to-earnings ratio (Abbott Laboratories (ABT) 38.0x, Illumina (ILMN) 53.1x, Thermo Fisher Scientific (TMO) 37.0x). On next year's consensus earnings, Abbott Laboratories (ABT) is cheapest (Abbott Laboratories (ABT) 18.1x, Illumina (ILMN) 56.0x, Thermo Fisher Scientific (TMO) 26.8x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Abbott Laboratories (ABT) grew revenue fastest over the trailing twelve months: Abbott Laboratories (ABT) +10.0%, Illumina (ILMN) +4.9%, Thermo Fisher Scientific (TMO) +8.3%.

Which stock has performed better?

Over the past year Illumina (ILMN) returned the most: Abbott Laboratories (ABT) -18.9%, Illumina (ILMN) +178.5%, Thermo Fisher Scientific (TMO) +23.0%. Over five years, Thermo Fisher Scientific (TMO) compounded fastest (Abbott Laboratories (ABT) -4.2%/yr, Illumina (ILMN) -7.0%/yr, Thermo Fisher Scientific (TMO) +2.3%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Abbott Laboratories (ABT) has been the steadiest (Abbott Laboratories (ABT) 27.4%, Illumina (ILMN) 50.4%, Thermo Fisher Scientific (TMO) 29.8%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ABT, ILMN and TMO?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Thermo Fisher Scientific (TMO) leads on 3. 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.