TMO vs ABT vs ILMN Stock Comparison

Thermo Fisher Scientific, Abbott Laboratories and Illumina Prices as of Oct 27, 2026 Peers: Industry group
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ABT Abbott Laboratories
$103.13 +1.8% 1M -18.9% 1Y
Market cap
$178.45B
P/E
38.2x
Revenue (TTM)
$48.23B
Div. yield
2.44%
Medical Devices Healthcare
4 wins
ILMN Illumina, Inc.
$279.47 +3.5% 1M +178.5% 1Y
Market cap
$42.20B
P/E
51.2x
Revenue (TTM)
$4.49B
Div. yield
–
Life Sciences Tools Healthcare
2 wins

Head to Head

9 decided of 12

Abbott Laboratories leads on 4 of the 12 questions below (Abbott Laboratories 4, Thermo Fisher Scientific 3, Illumina 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionTMOABTILMNLeader
Larger companyMarket capitalisation $256.36B $178.45B $42.20B TMO
Cheaper on earningsLower P/E, profitable companies only 36.4x 38.2x 51.2x TMO
Cheaper on forward earningsLower price / next fiscal year consensus EPS 26.8x 18.1x 56.0x ABT
Faster revenue growthRevenue growth, trailing twelve months +8.3% +10.0% +4.9% 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 0.27% 2.44% — ABT
Better 1-year returnPrice return, last 12 months +23.0% -18.9% +178.5% ILMN
Better 5-year returnAnnualised price return, 5 years +2.3%/yr -4.2%/yr -7.0%/yr TMO
Less volatileAnnualised volatility, 1 year 29.8% 27.4% 50.4% ABT
Higher overall scoreMean of the five percentile scores vs peers 51/100 60/100 66/100 ILMN

Percentile Scorecard

TMOABTILMN

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

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

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

Risk

MeasureTMOABTILMNSPY
Volatility, 1Y 29.8%27.4%50.4% 12.7%
Downside volatility, 1Y 28.3%27.5%39.1% 12.7%
Beta vs S&P 500, 1Y 0.62-0.010.82 1.00
Return / volatility, 1Y 0.77-0.693.54 0.97
Max drawdown, 5Y -41.5%-41.6%-82.9% -25.4%
From 52-week high -0.5%-21.0%-4.8% -1.2%
52-week high $696.55$130.59$293.69 $779.14
52-week low $438.34$82.56$95.03 $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.

MultipleTMOABTILMN
P/E now vs peer median 36.4xmedian 29.6x 38.2xmedian 29.6x 51.2xmedian 29.6x
P/S now vs peer median 5.4xmedian 2.9x 3.7xmedian 2.9x 9.4xmedian 2.9x
EV/EBITDA now vs peer median —median 17.4x —median 17.4x 37.3xmedian 17.4x
P/FCF now vs peer median 34.0xmedian 22.3x 22.3xmedian 22.3x 45.3xmedian 22.3x
P/B now vs peer median 4.7xmedian 2.3x —median 2.3x 14.9xmedian 2.3x
PEG now vs peer median 4.80median 1.04 -12.85median 1.04 1.70median 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 monthsTMOABTILMN
Revenue $47.35B $48.23B $4.49B
Gross profit – – $2.98B
Operating income $8.47B $6.65B $882.00M
Net income $7.09B – $825.00M
Free cash flow – – $931.00M
R&D $1.40B $3.31B $960.00M
EPS (diluted) $19.06 $2.70 $5.39
Cash & equivalents $5.46B – $1.04B
Total debt – – $1.99B
Shares (diluted) 371.00M 1.74B 153.00M
Enterprise value $256.48B $178.45B $36.97B

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

Growth

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

Profitability

14 metrics
MetricTMOABTILMN
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 19.7% – 24.4%
Return on equity 13.2% – 29.9%
Return on assets 6.2% – 12.5%
Return on invested capital – – 15.1%
Return on capital employed – – 17.5%
Asset turnover 0.4x – 0.7x
Cash conversion (OCF / net income) 1.3x – 1.3x
Stock comp / revenue – – 5.9%

Financial Health

11 metrics
MetricTMOABTILMN
Debt / assets – – 29.9%
Debt / equity – – 0.7x
Net debt / EBITDA – – 0.7x
Debt / FCF – – 2.1x
Liabilities / assets – – 57.3%
Equity / assets 47.9% – 42.7%
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
MetricTMOABTILMN
Dividend yield 0.3% 2.4% –
Net buyback yield – – 1.2%
Shareholder yield 0.3% 2.4% 1.2%
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.

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

Institutional Ownership

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

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.

TMOABTILMN
TMO 1.00 0.26 0.50
ABT 0.26 1.00 0.02
ILMN 0.50 0.02 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, TMO, ABT and ILMN?

Thermo Fisher Scientific (TMO) is the largest by market capitalisation: Thermo Fisher Scientific (TMO) $256.36B, Abbott Laboratories (ABT) $178.45B, Illumina (ILMN) $42.20B.

Which stock is cheaper, TMO, ABT and ILMN?

Thermo Fisher Scientific (TMO) trades on the lowest price-to-earnings ratio (Thermo Fisher Scientific (TMO) 36.4x, Abbott Laboratories (ABT) 38.2x, Illumina (ILMN) 51.2x). On next year's consensus earnings, Abbott Laboratories (ABT) is cheapest (Thermo Fisher Scientific (TMO) 26.8x, Abbott Laboratories (ABT) 18.1x, Illumina (ILMN) 56.0x). 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: Thermo Fisher Scientific (TMO) +8.3%, Abbott Laboratories (ABT) +10.0%, Illumina (ILMN) +4.9%.

Which stock has performed better?

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

Which pays a higher dividend?

Abbott Laboratories (ABT) has the highest dividend yield: Thermo Fisher Scientific (TMO) 0.27%, Abbott Laboratories (ABT) 2.44%. Illumina (ILMN) pays no regular dividend.

Which stock is riskier?

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

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

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