NAII vs WST vs IFF Stock Comparison

Natural Alternatives International, West Pharmaceutical Services and International Flavors & Fragrances Prices as of Oct 28, 2026 Peers: Industry group

Head to Head

12 decided of 12

West Pharmaceutical Services leads on 8 of the 12 questions below (West Pharmaceutical Services 8, International Flavors & Fragrances 3, Natural Alternatives International 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionNAIIWSTIFFLeader
Larger companyMarket capitalisation $6.99M $28.46B $23.15B WST
Cheaper on earningsLower P/E, profitable companies only -0.3x 50.7x 33.2x IFF
Cheaper on forward earningsLower price / next fiscal year consensus EPS — 42.3x 27.6x IFF
Faster revenue growthRevenue growth, trailing twelve months +9.7% +12.4% -4.6% WST
More profitableNet margin, trailing twelve months -14.5% 17.0% 7.0% WST
Better return on capitalReturn on invested capital -24.9% 16.9% 3.0% WST
Less leveragedLower net debt / EBITDA -0.8x -0.3x 3.0x NAII
Higher dividend yieldTrailing dividend yield — 0.22% 1.76% IFF
Better 1-year returnPrice return, last 12 months -59.4% +42.6% +39.7% WST
Better 5-year returnAnnualised price return, 5 years -38.0%/yr -1.2%/yr -9.3%/yr WST
Less volatileAnnualised volatility, 1 year 67.8% 31.2% 35.1% WST
Higher overall scoreMean of the five percentile scores vs peers 32/100 67/100 53/100 WST

Percentile Scorecard

NAIIWSTIFF

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

AxisNAIIWSTIFF
Valuation 30 #8 of 11 48 #118 of 227 50 #48 of 94
Growth 0 #11 of 11 39 #134 of 219 81 #18 of 91
Profitability 40 #7 of 11 92 #18 of 205 63 #32 of 84
Financial Health 58 #6 of 13 78 #52 of 237 45 #52 of 94
Shareholder Returns – 78 #30 of 135 27 #51 of 69
Overall 32 67 53
  • NAII ranked among 13 companies in Pharma Services
  • WST ranked among 247 companies in Medical Devices and Diagnostics
  • IFF ranked among 99 companies in Chemicals

Price Performance

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

Returns

PeriodNAIIWSTIFFSPY
1 month -31.8%+7.6%+5.7% +0.9%
3 months -47.7%+19.8%+13.8% +5.9%
6 months -56.6%+36.9%+31.6% +8.5%
Year to date -67.6%+46.9%+34.5% +13.3%
1 year -59.4%+42.6%+39.7% +12.4%
3 years -80.7%+26.0%+33.6% +88.1%
3 years, per year -42.2%+8.0%+10.1% +23.5%
5 years -90.8%-6.0%-38.5% +68.2%
5 years, per year -38.0%-1.2%-9.3% +11.0%
10 years -91.2%+451.6%-32.6% +263.4%
10 years, per year -21.6%+18.6%-3.9% +13.8%

Risk

MeasureNAIIWSTIFFSPY
Volatility, 1Y 67.8%31.2%35.1% 12.7%
Downside volatility, 1Y 76.7%30.9%28.8% 12.7%
Beta vs S&P 500, 1Y 0.860.620.67 1.00
Return / volatility, 1Y -0.881.371.13 0.98
Max drawdown, 5Y -92.3%-59.6%-61.1% -25.4%
From 52-week high -76.0%0.0%-3.7% -0.9%
52-week high $4.83$404.30$94.13 $779.14
52-week low $1.12$230.95$61.49 $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.

MultipleNAIIWSTIFF
P/E now vs peer median -0.3xmedian 37.4x 50.7xmedian 28.8x 33.2xmedian 22.0x
P/S now vs peer median 0.0xmedian 2.7x 8.6xmedian 3.0x 2.3xmedian 1.4x
EV/EBITDA now vs peer median -1.3xmedian 39.5x 32.8xmedian 17.4x 16.6xmedian 12.4x
P/FCF now vs peer median -0.6xmedian 22.1x 65.1xmedian 25.7x 42.9xmedian 15.5x
P/B now vs peer median 0.1xmedian 3.4x 9.5xmedian 2.4x 1.7xmedian 1.7x
PEG now vs peer median 0.00median 2.08 10.51median 1.03 1.03median 1.84

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 monthsNAIIWSTIFF
Revenue $142.52M $3.33B $9.98B
Gross profit $9.00M $1.22B $3.74B
Operating income -$18.75M $680.40M $754.00M
Net income -$20.70M $564.90M $295.00M
Free cash flow -$12.62M $436.90M $540.00M
R&D – $74.40M $684.00M
EPS (diluted) $-3.43 $7.92 $2.71
Cash & equivalents $7.39M $435.80M $569.00M
Total debt $63.29M $202.90M $5.70B
Shares (diluted) 6.03M 71.30M 257.00M
Enterprise value -$21.09M $26.09B $20.84B

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
MetricNAIIWSTIFF
P/E -0.3x 50.7x 33.2x
P/FCF -0.6x 65.1x 42.9x
P/Operating cash flow -0.8x 43.0x 19.9x
P/S 0.0x 8.6x 2.3x
P/B 0.1x 9.5x 1.7x
P/Tangible book 0.1x 9.5x 2.3x
EV/EBITDA -1.3x 32.8x 16.6x
EV/EBIT -1.0x 41.5x 37.5x
EV/Revenue 0.1x 8.5x 2.8x
EV/FCF -1.4x 64.6x 52.4x
EV/Operating cash flow -2.1x 42.6x 24.4x
PEG (3Y EPS CAGR) 0.00 10.51 1.03

Growth

14 metrics
MetricNAIIWSTIFF
Revenue growth (1Y) 9.7% 12.4% -4.6%
Revenue CAGR (3Y) -2.6% 5.1% -5.6%
Gross profit growth (1Y) -3.1% 17.2% -3.8%
Gross profit CAGR (3Y) -20.9% 3.8% -0.2%
Operating income growth (1Y) -116.5% 17.0% 295.8%
Operating income CAGR (3Y) -81.5% 1.3% 35.2%
Net income growth (1Y) -52.4% 15.8% 170.2%
Net income CAGR (3Y) -116.9% 2.9% 28.8%
EPS growth (1Y) -50.4% 17.8% 900.0%
EPS CAGR (3Y) -115.5% 4.8% 32.3%
Operating cash flow growth (1Y) -250.3% -2.1% 5.4%
Operating cash flow CAGR (3Y) -48.4% -2.2% 12.2%
Free cash flow growth (1Y) -644.3% 27.0% -4.4%
Free cash flow CAGR (3Y) -24.7% 3.3% 26.8%

Profitability

14 metrics
MetricNAIIWSTIFF
Gross margin 6.3% 36.8% 37.5%
EBITDA margin -9.9% 25.9% 17.1%
Operating margin -13.2% 20.5% 7.6%
Pretax margin -14.2% 20.8% 3.5%
Net margin -14.5% 17.0% 7.0%
FCF margin -8.9% 13.1% 5.4%
Operating cash flow margin -6.3% 19.9% 11.6%
Return on equity -36.6% 18.4% 2.1%
Return on assets -14.7% 13.4% 1.2%
Return on invested capital -24.9% 16.9% 3.0%
Return on capital employed -18.2% 19.7% 3.6%
Asset turnover 1.0x 0.8x 0.4x
Cash conversion (OCF / net income) 0.4x 1.2x 3.9x
Stock comp / revenue 0.5% 1.0% 0.9%

Financial Health

11 metrics
MetricNAIIWSTIFF
Debt / assets 14.8% 5.0% 22.7%
Debt / equity 0.4x 0.1x 0.4x
Net debt / EBITDA -0.8x -0.3x 3.0x
Debt / FCF -1.5x 0.5x 10.6x
Liabilities / assets 60.5% 26.6% 44.3%
Equity / assets 39.5% 73.4% 55.7%
Interest coverage – 151.2x 4.0x
Current ratio 1.7x 2.8x 2.1x
Quick ratio 0.5x 1.8x 0.5x
Cash ratio 0.2x 0.7x 0.1x
Altman Z-score 1.38 19.02 1.78

Shareholder Returns

7 metrics
MetricNAIIWSTIFF
Dividend yield – 0.2% 1.8%
Net buyback yield 1.3% 1.5% 0.3%
Shareholder yield 1.3% 1.7% 2.1%
Payout ratio (earnings) – 11.0% 138.6%
Payout ratio (FCF) – 14.3% 75.7%
Dividend growth (1Y) – 3.8% 0.0%
Dividend CAGR (3Y) – 3.8% -20.7%

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.

ConsensusNAIIWSTIFF
Forward P/E – 42.3xFY2026 27.6xFY2026
EPS, next fiscal year – $9.56FY2026 $3.28FY2026
EPS growth, next FY – +31.1%FY2026 -21.9%FY2026
EPS growth, the year after – +10.6% +23.5%
Revenue, next fiscal year – $3.24BFY2026 $8.10BFY2026
Revenue growth, next FY – +5.6%FY2026 -25.7%FY2026
Revenue growth, the year after – +16.8% -8.1%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersNAIIWSTIFF
Held by institutions 10.5% 99.5% 100.0%
Institutions holding 24 833 753
Change in shares held, QoQ +6.0% -0.9% +6.0%
Institutions buying 8 448 410
Institutions selling 7 261 226
Buyers to sellers 1.14 1.72 1.81

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.

NAIIWSTIFF
NAII 1.00 0.10 0.12
WST 0.10 1.00 0.16
IFF 0.12 0.16 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, NAII, WST and IFF?

West Pharmaceutical Services (WST) is the largest by market capitalisation: Natural Alternatives International (NAII) $6.99M, West Pharmaceutical Services (WST) $28.46B, International Flavors & Fragrances (IFF) $23.15B.

Which stock is cheaper, NAII, WST and IFF?

International Flavors & Fragrances (IFF) trades on the lowest price-to-earnings ratio (Natural Alternatives International (NAII) -0.3x, West Pharmaceutical Services (WST) 50.7x, International Flavors & Fragrances (IFF) 33.2x). On next year's consensus earnings, International Flavors & Fragrances (IFF) is cheapest (West Pharmaceutical Services (WST) 42.3x, International Flavors & Fragrances (IFF) 27.6x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

West Pharmaceutical Services (WST) grew revenue fastest over the trailing twelve months: Natural Alternatives International (NAII) +9.7%, West Pharmaceutical Services (WST) +12.4%, International Flavors & Fragrances (IFF) -4.6%.

Which company is more profitable?

West Pharmaceutical Services (WST) has the highest net margin (Natural Alternatives International (NAII) -14.5%, West Pharmaceutical Services (WST) 17.0%, International Flavors & Fragrances (IFF) 7.0%). On return on invested capital, West Pharmaceutical Services (WST) leads (Natural Alternatives International (NAII) -24.9%, West Pharmaceutical Services (WST) 16.9%, International Flavors & Fragrances (IFF) 3.0%).

Which stock has performed better?

Over the past year West Pharmaceutical Services (WST) returned the most: Natural Alternatives International (NAII) -59.4%, West Pharmaceutical Services (WST) +42.6%, International Flavors & Fragrances (IFF) +39.7%. Over five years, West Pharmaceutical Services (WST) compounded fastest (Natural Alternatives International (NAII) -38.0%/yr, West Pharmaceutical Services (WST) -1.2%/yr, International Flavors & Fragrances (IFF) -9.3%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

International Flavors & Fragrances (IFF) has the highest dividend yield: West Pharmaceutical Services (WST) 0.22%, International Flavors & Fragrances (IFF) 1.76%. Natural Alternatives International (NAII) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, West Pharmaceutical Services (WST) has been the steadiest (Natural Alternatives International (NAII) 67.8%, West Pharmaceutical Services (WST) 31.2%, International Flavors & Fragrances (IFF) 35.1%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, NAII, WST and IFF?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, West Pharmaceutical Services (WST) 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.