NAII vs PFE vs TMO Stock Comparison

Natural Alternatives International, Pfizer and Thermo Fisher Scientific Prices as of Oct 29, 2026 Peers: Industry group
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PFE Pfizer Inc
$29.95 +4.2% 1M +23.3% 1Y
Market cap
$173.68B
P/E
40.1x
Revenue (TTM)
$63.70B
Div. yield
0.06%
Pharmaceuticals Healthcare
5 wins

Head to Head

11 decided of 12

Pfizer leads on 5 of the 12 questions below (Pfizer 5, Thermo Fisher Scientific 4, Natural Alternatives International 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionNAIIPFETMOLeader
Larger companyMarket capitalisation $6.63M $173.68B $258.21B TMO
Cheaper on earningsLower P/E, profitable companies only -0.3x 40.1x 36.5x TMO
Cheaper on forward earningsLower price / next fiscal year consensus EPS — 10.5x 27.4x PFE
Faster revenue growthRevenue growth, trailing twelve months +9.7% -0.2% +8.3% NAII
More profitableNet margin, trailing twelve months -14.5% 6.8% — PFE
Better return on capitalReturn on invested capital -24.9% 13.4% — PFE
Less leveragedLower net debt / EBITDA -0.8x 1.9x — NAII
Higher dividend yieldTrailing dividend yield 0.00% 0.06% 0.00% –
Better 1-year returnPrice return, last 12 months -60.5% +23.3% +27.0% TMO
Better 5-year returnAnnualised price return, 5 years -38.5%/yr -7.3%/yr +2.3%/yr TMO
Less volatileAnnualised volatility, 1 year 67.9% 21.7% 29.8% PFE
Higher overall scoreMean of the five percentile scores vs peers 32/100 65/100 51/100 PFE

Percentile Scorecard

NAIIPFETMO

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

AxisNAIIPFETMO
Valuation 30 #8 of 11 95 #34 of 624 50 #113 of 227
Growth 0 #11 of 11 24 #458 of 601 41 #130 of 218
Profitability 40 #7 of 11 92 #45 of 541 70 #61 of 202
Financial Health 58 #6 of 13 23 #500 of 647 –
Shareholder Returns – 92 #30 of 359 44 #73 of 130
Overall 32 65 51
  • NAII ranked among 13 companies in Pharma Services
  • PFE ranked among 671 companies in Pharmaceuticals and Biotechnology
  • 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

PeriodNAIIPFETMOSPY
1 month -24.5%+4.2%+4.4% +0.7%
3 months -54.3%+20.2%+23.0% +3.7%
6 months -58.4%+12.2%+48.1% +7.1%
Year to date -69.0%+20.3%+22.4% +12.8%
1 year -60.5%+23.3%+27.0% +11.9%
3 years -81.9%-2.0%+63.4% +85.2%
3 years, per year -43.4%-0.7%+17.8% +22.8%
5 years -91.2%-31.5%+12.0% +67.6%
5 years, per year -38.5%-7.3%+2.3% +10.9%
10 years -91.6%-6.2%+381.8% +262.0%
10 years, per year -22.0%-0.6%+17.0% +13.7%

Risk

MeasureNAIIPFETMOSPY
Volatility, 1Y 67.9%21.7%29.8% 12.7%
Downside volatility, 1Y 77.0%21.1%28.4% 12.6%
Beta vs S&P 500, 1Y 0.870.230.62 1.00
Return / volatility, 1Y -0.891.080.91 0.94
Max drawdown, 5Y -92.3%-64.8%-41.5% -25.4%
From 52-week high -77.0%-1.5%0.0% -1.2%
52-week high $4.83$30.41$709.29 $779.14
52-week low $1.11$23.67$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.

MultipleNAIIPFETMO
P/E now vs peer median -0.3xmedian 36.6x 39.4xmedian 17.8x 37.2xmedian 28.7x
P/S now vs peer median 0.0xmedian 2.6x 2.7xmedian 9.1x 5.5xmedian 3.0x
EV/EBITDA now vs peer median -1.3xmedian 31.1x 8.2xmedian 15.0x —median 17.8x
P/FCF now vs peer median -0.5xmedian 21.8x 15.5xmedian 21.7x 34.0xmedian 26.4x
P/B now vs peer median 0.1xmedian 3.1x 2.0xmedian 2.2x 4.8xmedian 2.4x
PEG now vs peer median 0.00median 2.05 -0.95median 0.35 4.91median 0.99

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 monthsNAIIPFETMO
Revenue $142.52M $63.70B $47.35B
Gross profit $9.00M $46.61B –
Operating income -$18.75M $20.39B $8.47B
Net income -$20.70M $4.36B $7.09B
Free cash flow -$12.62M $10.99B –
R&D – $11.05B $1.40B
EPS (diluted) $-3.43 $0.76 $19.06
Cash & equivalents $7.39M $976.00M $5.46B
Total debt $63.29M $63.19B –
Shares (diluted) 6.03M 5.70B 371.00M
Enterprise value -$21.45M $120.32B $258.21B

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
MetricNAIIPFETMO
P/E -0.3x 39.4x 37.2x
P/FCF -0.5x 15.5x 34.0x
P/Operating cash flow -0.8x 12.7x 28.1x
P/S 0.0x 2.7x 5.5x
P/B 0.1x 2.0x 4.8x
P/Tangible book 0.1x 4.4x 7.1x
EV/EBITDA -1.3x 8.2x –
EV/EBIT -1.0x 10.9x –
EV/Revenue 0.1x 3.5x 5.5x
EV/FCF -1.4x 20.2x –
EV/Operating cash flow -2.0x 16.6x 28.1x
PEG (3Y EPS CAGR) 0.00 -0.95 4.91

Growth

14 metrics
MetricNAIIPFETMO
Revenue growth (1Y) 9.7% -0.2% 8.3%
Revenue CAGR (3Y) -2.6% -7.0% 2.9%
Gross profit growth (1Y) -3.1% 1.2% –
Gross profit CAGR (3Y) -20.9% -5.6% –
Operating income growth (1Y) -116.5% 1.5% 12.8%
Operating income CAGR (3Y) -81.5% -9.9% 7.2%
Net income growth (1Y) -52.4% -59.6% 7.9%
Net income CAGR (3Y) -116.9% -41.3% 6.2%
EPS growth (1Y) -50.4% -59.7% 9.7%
EPS CAGR (3Y) -115.5% -41.3% 7.6%
Operating cash flow growth (1Y) -250.3% -11.8% 21.9%
Operating cash flow CAGR (3Y) -48.4% -2.7% 4.5%
Free cash flow growth (1Y) -644.3% -11.7% –
Free cash flow CAGR (3Y) -24.7% 1.0% –

Profitability

14 metrics
MetricNAIIPFETMO
Gross margin 6.3% 73.2% –
EBITDA margin -9.9% 42.4% –
Operating margin -13.2% 32.0% –
Pretax margin -14.2% 6.6% –
Net margin -14.5% 6.8% –
FCF margin -8.9% 17.2% –
Operating cash flow margin -6.3% 21.0% 19.7%
Return on equity -36.6% 5.0% 13.2%
Return on assets -14.7% 2.1% 6.2%
Return on invested capital -24.9% 13.4% –
Return on capital employed -18.2% 11.9% –
Asset turnover 1.0x 0.3x 0.4x
Cash conversion (OCF / net income) 0.4x 3.1x 1.3x
Stock comp / revenue 0.5% 1.5% –

Financial Health

11 metrics
MetricNAIIPFETMO
Debt / assets 14.8% 31.4% –
Debt / equity 0.4x 0.7x –
Net debt / EBITDA -0.8x 1.9x –
Debt / FCF -1.5x 5.8x –
Liabilities / assets 60.5% 57.5% –
Equity / assets 39.5% 42.5% 47.9%
Interest coverage – – –
Current ratio 1.7x 1.3x 1.8x
Quick ratio 0.5x 0.7x –
Cash ratio 0.2x 0.4x –
Altman Z-score 1.38 2.37 –

Shareholder Returns

7 metrics
MetricNAIIPFETMO
Dividend yield – 5.7% 0.3%
Net buyback yield 1.3% – –
Shareholder yield 1.3% 5.7% 0.3%
Payout ratio (earnings) – 224.5% –
Payout ratio (FCF) – 89.1% –
Dividend growth (1Y) – 1.5% –
Dividend CAGR (3Y) – 2.4% –

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.

ConsensusNAIIPFETMO
Forward P/E – 10.5xFY2026 27.4xFY2026
EPS, next fiscal year – $2.85FY2026 $25.91FY2026
EPS growth, next FY – -11.5%FY2026 +13.3%FY2026
EPS growth, the year after – -4.6% +2.0%
Revenue, next fiscal year – $60.59BFY2026 $50.12BFY2026
Revenue growth, next FY – -3.2%FY2026 +12.5%FY2026
Revenue growth, the year after – +3.9% -2.8%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersNAIIPFETMO
Held by institutions 10.5% 66.9% 90.2%
Institutions holding 24 2,837 2,624
Change in shares held, QoQ +6.0% +2.0% +0.8%
Institutions buying 8 1,326 1,144
Institutions selling 7 1,204 1,144
Buyers to sellers 1.14 1.10 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.

NAIIPFETMO
NAII 1.00 0.10 0.06
PFE 0.10 1.00 0.25
TMO 0.06 0.25 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, NAII, PFE and TMO?

Thermo Fisher Scientific (TMO) is the largest by market capitalisation: Natural Alternatives International (NAII) $6.63M, Pfizer (PFE) $173.68B, Thermo Fisher Scientific (TMO) $258.21B.

Which stock is cheaper, NAII, PFE and TMO?

Thermo Fisher Scientific (TMO) trades on the lowest price-to-earnings ratio (Natural Alternatives International (NAII) -0.3x, Pfizer (PFE) 40.1x, Thermo Fisher Scientific (TMO) 36.5x). On next year's consensus earnings, Pfizer (PFE) is cheapest (Pfizer (PFE) 10.5x, Thermo Fisher Scientific (TMO) 27.4x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Natural Alternatives International (NAII) grew revenue fastest over the trailing twelve months: Natural Alternatives International (NAII) +9.7%, Pfizer (PFE) -0.2%, Thermo Fisher Scientific (TMO) +8.3%.

Which company is more profitable?

Pfizer (PFE) has the highest net margin (Natural Alternatives International (NAII) -14.5%, Pfizer (PFE) 6.8%). On return on invested capital, Pfizer (PFE) leads (Natural Alternatives International (NAII) -24.9%, Pfizer (PFE) 13.4%).

Which stock has performed better?

Over the past year Thermo Fisher Scientific (TMO) returned the most: Natural Alternatives International (NAII) -60.5%, Pfizer (PFE) +23.3%, Thermo Fisher Scientific (TMO) +27.0%. Over five years, Thermo Fisher Scientific (TMO) compounded fastest (Natural Alternatives International (NAII) -38.5%/yr, Pfizer (PFE) -7.3%/yr, Thermo Fisher Scientific (TMO) +2.3%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Natural Alternatives International (NAII) 0.00%, Pfizer (PFE) 0.06%, Thermo Fisher Scientific (TMO) 0.00%. Natural Alternatives International (NAII) and Thermo Fisher Scientific (TMO) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, Pfizer (PFE) has been the steadiest (Natural Alternatives International (NAII) 67.9%, Pfizer (PFE) 21.7%, Thermo Fisher Scientific (TMO) 29.8%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, NAII, PFE 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, Pfizer (PFE) 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.