BLLN vs DGX vs GH Stock Comparison

BillionToOne, Quest Diagnostics and Guardant Health Prices as of Oct 23, 2026 Peers: Industry group
BLLN BillionToOne, Inc.
$107.77 -5.8% 1M
Market cap
$5.16B
P/E
171.7x
Revenue (TTM)
$397.41M
Div. yield
–
Diagnostic Labs Healthcare
2 wins
DGX Quest Diagnostics Inc
$241.90 +3.8% 1M +32.0% 1Y
Market cap
$26.69B
P/E
23.6x
Revenue (TTM)
$11.84B
Div. yield
0.01%
Diagnostic Labs Healthcare
8 wins
GH Guardant Health, Inc.
$169.08 -4.1% 1M +143.8% 1Y
Market cap
$23.05B
P/E
–
Revenue (TTM)
$1.18B
Div. yield
–
Diagnostic Labs Healthcare
1 win

Head to Head

11 decided of 12

Quest Diagnostics leads on 8 of the 12 questions below (Quest Diagnostics 8, BillionToOne 2, Guardant Health 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionBLLNDGXGHLeader
Larger companyMarket capitalisation $5.16B $26.69B $23.05B DGX
Cheaper on earningsLower P/E, profitable companies only 171.7x 23.6x -50.8x DGX
Cheaper on forward earningsLower price / next fiscal year consensus EPS 141.8x 22.3x — DGX
Faster revenue growthRevenue growth, trailing twelve months +90.1% +9.1% +42.7% BLLN
More profitableNet margin, trailing twelve months 7.6% 9.5% -38.3% DGX
Better return on capitalReturn on invested capital 7.0% 9.9% — DGX
Less leveragedLower net debt / EBITDA -9.1x 2.1x — BLLN
Higher dividend yieldTrailing dividend yield 0.00% 0.01% 0.00% –
Better 1-year returnPrice return, last 12 months — +32.0% +143.8% GH
Better 5-year returnAnnualised price return, 5 years — +10.6%/yr +9.1%/yr DGX
Less volatileAnnualised volatility, 1 year 94.8% 23.8% 57.4% DGX
Higher overall scoreMean of the five percentile scores vs peers 56/100 64/100 27/100 DGX

Percentile Scorecard

BLLNDGXGH

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

AxisBLLNDGXGH
Valuation 20 #75 of 93 72 #27 of 93 17 #77 of 93
Growth 100 #1 of 88 40 #53 of 88 48 #46 of 88
Profitability 59 #36 of 87 77 #21 of 87 7 #81 of 87
Financial Health 96 #5 of 100 56 #45 of 100 50 #51 of 100
Shareholder Returns 7 #52 of 56 76 #14 of 56 15 #48 of 56
Overall 56 64 27
  • BLLN ranked among 103 companies in Healthcare Providers
  • DGX ranked among 103 companies in Healthcare Providers
  • GH ranked among 103 companies in Healthcare Providers

Price Performance

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

Returns

PeriodBLLNDGXGHSPY
1 month -5.8%+3.8%-4.1% -1.0%
3 months -14.5%+6.1%+14.8% +2.9%
6 months +27.2%+23.2%+90.2% +6.4%
Year to date +31.7%+39.4%+65.5% +11.4%
1 year —+32.0%+143.8% +13.1%
3 years —+95.7%+541.9% +79.4%
3 years, per year —+25.1%+85.9% +21.5%
5 years —+65.1%+54.6% +67.7%
5 years, per year —+10.6%+9.1% +10.9%
10 years —+189.0%— +255.2%
10 years, per year —+11.2%— +13.5%

Risk

MeasureBLLNDGXGHSPY
Volatility, 1Y 94.8%23.8%57.4% 12.7%
Downside volatility, 1Y 107.8%18.8%48.6% 12.7%
Beta vs S&P 500, 1Y 1.65-0.101.01 1.00
Return / volatility, 1Y —1.352.50 1.03
Max drawdown, 5Y -50.8%-30.3%-86.7% -25.4%
From 52-week high -28.1%-2.3%-9.7% -2.5%
52-week high $149.97$247.47$187.22 $779.14
52-week low $64.03$173.49$69.35 $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.

MultipleBLLNDGXGH
P/E now vs peer median 166.4xmedian 25.3x 23.6xmedian 25.3x -49.5xmedian 25.3x
P/S now vs peer median 12.7xmedian 1.6x 2.2xmedian 1.6x 19.1xmedian 1.6x
EV/EBITDA now vs peer median 91.3xmedian 14.6x 13.6xmedian 14.6x -49.9xmedian 14.6x
P/FCF now vs peer median 152.1xmedian 22.7x 19.4xmedian 22.7x -93.8xmedian 22.7x
P/B now vs peer median 9.4xmedian 3.3x 3.3xmedian 3.3x -101.4xmedian 3.3x
PEG now vs peer median —median 0.66 1.61median 0.66 -4.99median 0.66

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 monthsBLLNDGXGH
Revenue $397.41M $11.84B $1.18B
Gross profit $283.22M $3.92B $769.16M
Operating income $43.30M $1.72B -$470.26M
Net income $37.71M $1.18B -$453.44M
Free cash flow $33.18M $1.38B -$240.72M
R&D $59.21M – $375.79M
EPS (diluted) $0.55 $10.08 $-3.41
Cash & equivalents $548.63M $797.00M $1.05B
Total debt $91.03M $5.55B –
Shares (diluted) 54.46M 112.00M 132.87M
Enterprise value $3.38B $24.45B $19.11B

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
MetricBLLNDGXGH
P/E 166.4x 23.6x -49.5x
P/FCF 152.1x 19.4x -93.8x
P/Operating cash flow 111.3x 13.6x -122.0x
P/S 12.7x 2.2x 19.1x
P/B 9.4x 3.3x -101.4x
P/Tangible book 9.4x 4.2x -91.0x
EV/EBITDA 91.3x 13.6x -49.9x
EV/EBIT 106.0x 18.2x -45.8x
EV/Revenue 11.5x 2.6x 18.2x
EV/FCF 138.3x 22.8x -89.5x
EV/Operating cash flow 101.2x 16.1x -116.3x
PEG (3Y EPS CAGR) – 1.61 -4.99

Growth

14 metrics
MetricBLLNDGXGH
Revenue growth (1Y) 90.1% 9.1% 42.7%
Revenue CAGR (3Y) – 8.4% 32.4%
Gross profit growth (1Y) 122.4% 8.5% 47.7%
Gross profit CAGR (3Y) – 8.4% –
Operating income growth (1Y) 253.2% 12.5% -2.1%
Operating income CAGR (3Y) – 15.1% 4.8%
Net income growth (1Y) 223.2% 15.0% -9.6%
Net income CAGR (3Y) – 12.9% 3.7%
EPS growth (1Y) 118.7% 17.6% -2.4%
EPS CAGR (3Y) – 14.6% 9.9%
Operating cash flow growth (1Y) – 3.5% 22.4%
Operating cash flow CAGR (3Y) – 21.8% 18.1%
Free cash flow growth (1Y) – -1.3% 11.4%
Free cash flow CAGR (3Y) – 32.1% 14.4%

Profitability

14 metrics
MetricBLLNDGXGH
Gross margin 71.3% 33.1% 65.0%
EBITDA margin 12.6% 19.5% -36.5%
Operating margin 10.9% 14.6% -39.7%
Pretax margin 9.5% 12.6% -38.4%
Net margin 7.6% 9.5% -38.3%
FCF margin 8.3% 11.6% -20.3%
Operating cash flow margin 11.4% 16.5% -15.7%
Return on equity 7.2% 15.0% –
Return on assets 5.3% 6.9% -23.7%
Return on invested capital 7.0% 9.9% –
Return on capital employed 6.6% 11.3% -29.9%
Asset turnover 0.6x 0.7x 0.6x
Cash conversion (OCF / net income) 1.2x 1.7x 0.4x
Stock comp / revenue 6.4% 0.7% 16.2%

Financial Health

11 metrics
MetricBLLNDGXGH
Debt / assets 12.5% 32.2% –
Debt / equity 0.2x 0.7x –
Net debt / EBITDA -9.1x 2.1x –
Debt / FCF 2.7x 4.0x –
Liabilities / assets 26.4% 53.8% 111.7%
Equity / assets 73.6% 46.2% -11.7%
Interest coverage 1,056x 6.5x -97.6x
Current ratio 11.7x 1.7x 4.0x
Quick ratio 11.2x 1.4x 3.5x
Cash ratio 9.8x 0.4x 3.1x
Altman Z-score 16.94 3.69 4.44

Shareholder Returns

7 metrics
MetricBLLNDGXGH
Dividend yield – 1.4% –
Net buyback yield -6.0% 1.2% -1.8%
Shareholder yield -6.0% 2.6% -1.8%
Payout ratio (earnings) – 31.3% –
Payout ratio (FCF) – 26.8% –
Dividend growth (1Y) – 6.3% –
Dividend CAGR (3Y) – 6.1% –

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.

ConsensusBLLNDGXGH
Forward P/E 141.8xFY2026 22.3xFY2026 –
EPS, next fiscal year $0.76FY2026 $10.86FY2026 $-3.34FY2026
EPS growth, next FY +442.9%FY2026 +10.3%FY2026 –
EPS growth, the year after +22.4% +8.3% –
Revenue, next fiscal year $481.77MFY2026 $11.19BFY2026 $1.42BFY2026
Revenue growth, next FY +57.9%FY2026 +1.3%FY2026 +44.5%FY2026
Revenue growth, the year after +27.1% +7.8% +27.0%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersBLLNDGXGH
Held by institutions 32.6% 94.4% 100.0%
Institutions holding 155 1,096 594
Change in shares held, QoQ +34.7% +2.7% -2.6%
Institutions buying 127 549 353
Institutions selling 13 341 180
Buyers to sellers 9.77 1.61 1.96

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.

BLLNDGXGH
BLLN 1.00 0.10 0.30
DGX 0.10 1.00 0.21
GH 0.30 0.21 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, BLLN, DGX and GH?

Quest Diagnostics (DGX) is the largest by market capitalisation: BillionToOne (BLLN) $5.16B, Quest Diagnostics (DGX) $26.69B, Guardant Health (GH) $23.05B.

Which stock is cheaper, BLLN, DGX and GH?

Quest Diagnostics (DGX) trades on the lowest price-to-earnings ratio (BillionToOne (BLLN) 171.7x, Quest Diagnostics (DGX) 23.6x, Guardant Health (GH) -50.8x). On next year's consensus earnings, Quest Diagnostics (DGX) is cheapest (BillionToOne (BLLN) 141.8x, Quest Diagnostics (DGX) 22.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

BillionToOne (BLLN) grew revenue fastest over the trailing twelve months: BillionToOne (BLLN) +90.1%, Quest Diagnostics (DGX) +9.1%, Guardant Health (GH) +42.7%.

Which company is more profitable?

Quest Diagnostics (DGX) has the highest net margin (BillionToOne (BLLN) 7.6%, Quest Diagnostics (DGX) 9.5%, Guardant Health (GH) -38.3%). On return on invested capital, Quest Diagnostics (DGX) leads (BillionToOne (BLLN) 7.0%, Quest Diagnostics (DGX) 9.9%).

Which stock has performed better?

Over the past year Guardant Health (GH) returned the most: Quest Diagnostics (DGX) +32.0%, Guardant Health (GH) +143.8%. Over five years, Quest Diagnostics (DGX) compounded fastest (Quest Diagnostics (DGX) +10.6%/yr, Guardant Health (GH) +9.1%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: BillionToOne (BLLN) 0.00%, Quest Diagnostics (DGX) 0.01%, Guardant Health (GH) 0.00%. BillionToOne (BLLN) and Guardant Health (GH) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Quest Diagnostics (DGX) has been the steadiest (BillionToOne (BLLN) 94.8%, Quest Diagnostics (DGX) 23.8%, Guardant Health (GH) 57.4%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, BLLN, DGX and GH?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Quest Diagnostics (DGX) leads on 8. 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.