MLSS vs PDEX vs VVOS Stock Comparison

Milestone Scientific, Pro Dex and Vivos Therapeutics Prices as of Oct 26, 2026 Peers: Industry group
PDEX Pro Dex Inc
$60.66 -15.5% 1M +113.6% 1Y
Market cap
$200.52M
P/E
14.7x
Revenue (TTM)
$77.55M
Div. yield
–
Medical Devices Healthcare
6 wins

Head to Head

8 decided of 12

Pro Dex leads on 6 of the 12 questions below (Pro Dex 6, Vivos Therapeutics 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionMLSSPDEXVVOSLeader
Larger companyMarket capitalisation $28.89M $200.52M $2.28M PDEX
Cheaper on earningsLower P/E, profitable companies only — 14.7x -0.1x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS — 18.7x — –
Faster revenue growthRevenue growth, trailing twelve months -27.5% +16.4% +45.2% VVOS
More profitableNet margin, trailing twelve months — 17.6% -121.8% PDEX
Better return on capitalReturn on invested capital — 12.0% — –
Less leveragedLower net debt / EBITDA — 1.8x -0.3x VVOS
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -26.6% +113.6% -95.7% PDEX
Better 5-year returnAnnualised price return, 5 years -31.5%/yr +20.2%/yr -72.9%/yr PDEX
Less volatileAnnualised volatility, 1 year 81.5% 57.0% 100.3% PDEX
Higher overall scoreMean of the five percentile scores vs peers — 78/100 19/100 PDEX

Percentile Scorecard

MLSSPDEXVVOS

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

AxisMLSSPDEXVVOS
Valuation – 83 #39 of 228 10 #206 of 228
Growth – 87 #29 of 221 31 #154 of 221
Profitability – 89 #24 of 208 29 #148 of 208
Financial Health – 56 #107 of 239 8 #221 of 239
Shareholder Returns – 77 #32 of 137 –
Overall – 78 19
  • MLSS ranked among 248 companies in Medical Devices and Diagnostics
  • PDEX ranked among 248 companies in Medical Devices and Diagnostics
  • VVOS 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

PeriodMLSSPDEXVVOSSPY
1 month -26.8%-15.5%-7.1% -0.8%
3 months -26.8%+5.9%-67.5% +3.5%
6 months -11.8%+16.7%-84.9% +7.0%
Year to date +9.9%+57.6%-93.6% +12.2%
1 year -26.6%+113.6%-95.7% +13.0%
3 years -66.3%+254.9%-97.0% +86.3%
3 years, per year -30.4%+52.6%-68.9% +23.1%
5 years -84.8%+150.2%-99.9% +68.6%
5 years, per year -31.5%+20.2%-72.9% +11.0%
10 years -83.8%+1,125.5%— +258.0%
10 years, per year -16.6%+28.5%— +13.6%

Risk

MeasureMLSSPDEXVVOSSPY
Volatility, 1Y 81.5%57.0%100.3% 12.7%
Downside volatility, 1Y 83.3%51.1%118.4% 12.7%
Beta vs S&P 500, 1Y 1.281.221.28 1.00
Return / volatility, 1Y -0.331.99-0.95 1.02
Max drawdown, 5Y -90.9%-65.4%-99.9% -25.4%
From 52-week high -45.5%-17.4%-95.2% -1.8%
52-week high $0.55$73.41$2.72 $779.14
52-week low $0.25$28.71$0.13 $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.

MultipleMLSSPDEXVVOS
P/E now vs peer median —median 30.6x 14.3xmedian 30.6x -0.1xmedian 30.6x
P/S now vs peer median 4.0xmedian 3.0x 2.5xmedian 3.0x 0.1xmedian 3.0x
EV/EBITDA now vs peer median —median 17.5x 15.2xmedian 17.5x -0.4xmedian 17.5x
P/FCF now vs peer median —median 23.3x 28.6xmedian 23.3x -0.1xmedian 23.3x
P/B now vs peer median —median 2.4x 4.1xmedian 2.4x -0.5xmedian 2.4x
PEG now vs peer median —median 0.87 0.50median 0.87 0.00median 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 monthsMLSSPDEXVVOS
Revenue $6.58M $77.55M $20.90M
Gross profit – $24.33M $12.94M
Operating income – $12.99M -$22.56M
Net income – $13.66M -$25.60M
Free cash flow – $6.76M -$24.27M
R&D – $3.35M –
EPS (diluted) – $4.12 $-1.44
Cash & equivalents – $8.19M $1.80M
Total debt – $119.52M $33.40M
Shares (diluted) 93.13M 3.32M 17.68M
Enterprise value $28.89M $167.31M -$6.76M

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
MetricMLSSPDEXVVOS
P/E – 14.3x -0.1x
P/FCF – 28.6x -0.1x
P/Operating cash flow – 26.7x -0.1x
P/S 4.0x 2.5x 0.1x
P/B – 4.1x -0.5x
P/Tangible book – 4.1x -0.2x
EV/EBITDA – 15.2x -0.4x
EV/EBIT – 16.8x -0.4x
EV/Revenue 4.0x 2.8x 0.4x
EV/FCF – 32.4x -0.3x
EV/Operating cash flow – 30.2x -0.5x
PEG (3Y EPS CAGR) – 0.50 0.00

Growth

14 metrics
MetricMLSSPDEXVVOS
Revenue growth (1Y) -27.5% 16.4% 45.2%
Revenue CAGR (3Y) -12.9% 18.9% 10.6%
Gross profit growth (1Y) – 24.7% 60.7%
Gross profit CAGR (3Y) – 24.0% 11.6%
Operating income growth (1Y) – 21.5% -58.5%
Operating income CAGR (3Y) – 31.1% -2.4%
Net income growth (1Y) – 52.2% -78.8%
Net income CAGR (3Y) – 24.5% -11.0%
EPS growth (1Y) – 54.2% 8.6%
EPS CAGR (3Y) – 28.4% 54.9%
Operating cash flow growth (1Y) – 530.6% -19.4%
Operating cash flow CAGR (3Y) – 9.9% -4.1%
Free cash flow growth (1Y) – 330.8% -55.1%
Free cash flow CAGR (3Y) – 14.6% -14.7%

Profitability

14 metrics
MetricMLSSPDEXVVOS
Gross margin – 31.4% 61.9%
EBITDA margin – 18.6% -99.4%
Operating margin – 16.8% -107.9%
Pretax margin – 23.2% -122.6%
Net margin – 17.6% -121.8%
FCF margin – 8.7% -116.1%
Operating cash flow margin – 9.3% -82.3%
Return on equity – 29.4% –
Return on assets – 18.3% -104.2%
Return on invested capital – 12.0% –
Return on capital employed – 21.0% -536.5%
Asset turnover – 1.0x 0.8x
Cash conversion (OCF / net income) – 0.5x 0.7x
Stock comp / revenue – 0.9% 3.8%

Financial Health

11 metrics
MetricMLSSPDEXVVOS
Debt / assets – 47.0% 33.7%
Debt / equity – 0.7x -2.0x
Net debt / EBITDA – 1.8x -0.3x
Debt / FCF – 5.2x -0.3x
Liabilities / assets – 36.1% 116.5%
Equity / assets – 63.9% -16.5%
Interest coverage – 16.0x –
Current ratio – 4.1x 0.2x
Quick ratio – 2.4x 0.2x
Cash ratio – 0.7x 0.1x
Altman Z-score – 7.47 -11.01

Shareholder Returns

7 metrics
MetricMLSSPDEXVVOS
Dividend yield – – –
Net buyback yield – 0.6% -664.3%
Shareholder yield – 0.6% -664.3%
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.

ConsensusMLSSPDEXVVOS
Forward P/E – 18.7xFY2027 –
EPS, next fiscal year $-0.04FY2026 $3.24FY2027 $-1.25FY2026
EPS growth, next FY – -21.4%FY2027 –
EPS growth, the year after – -3.1% –
Revenue, next fiscal year $9.29MFY2026 $87.24MFY2027 $22.83MFY2026
Revenue growth, next FY +3.6%FY2026 +12.5%FY2027 +30.9%FY2026
Revenue growth, the year after +27.1% -6.8% +93.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersMLSSPDEXVVOS
Held by institutions 5.8% 22.8% –
Institutions holding 31 68 –
Change in shares held, QoQ +18.9% -1.8% –
Institutions buying 11 40 –
Institutions selling 4 20 –
Buyers to sellers 2.75 2.00 –

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.

MLSSPDEXVVOS
MLSS 1.00 0.17 0.05
PDEX 0.17 1.00 0.11
VVOS 0.05 0.11 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, MLSS, PDEX and VVOS?

Pro Dex (PDEX) is the largest by market capitalisation: Milestone Scientific (MLSS) $28.89M, Pro Dex (PDEX) $200.52M, Vivos Therapeutics (VVOS) $2.28M.

Which company is growing faster?

Vivos Therapeutics (VVOS) grew revenue fastest over the trailing twelve months: Milestone Scientific (MLSS) -27.5%, Pro Dex (PDEX) +16.4%, Vivos Therapeutics (VVOS) +45.2%.

Which company is more profitable?

Pro Dex (PDEX) has the highest net margin (Pro Dex (PDEX) 17.6%, Vivos Therapeutics (VVOS) -121.8%).

Which stock has performed better?

Over the past year Pro Dex (PDEX) returned the most: Milestone Scientific (MLSS) -26.6%, Pro Dex (PDEX) +113.6%, Vivos Therapeutics (VVOS) -95.7%. Over five years, Pro Dex (PDEX) compounded fastest (Milestone Scientific (MLSS) -31.5%/yr, Pro Dex (PDEX) +20.2%/yr, Vivos Therapeutics (VVOS) -72.9%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Pro Dex (PDEX) has been the steadiest (Milestone Scientific (MLSS) 81.5%, Pro Dex (PDEX) 57.0%, Vivos Therapeutics (VVOS) 100.3%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, MLSS, PDEX and VVOS?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Pro Dex (PDEX) leads on 6. 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.