AMPH vs GELS vs WST Stock Comparison

Amphastar Pharmaceuticals, Gelteq and West Pharmaceutical Services Prices as of Oct 27, 2026 Peers: Industry group
GELS Gelteq Ltd
$0.46 -16.4% 1M -62.0% 1Y
Market cap
$4.93M
P/E
–
Revenue (TTM)
—
Div. yield
–
Contract Manufacturing Healthcare

Head to Head

11 decided of 12

West Pharmaceutical Services leads on 7 of the 12 questions below (West Pharmaceutical Services 7, Amphastar Pharmaceuticals 4). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAMPHGELSWSTLeader
Larger companyMarket capitalisation $1.09B $4.93M $28.03B WST
Cheaper on earningsLower P/E, profitable companies only 14.2x — 49.9x AMPH
Cheaper on forward earningsLower price / next fiscal year consensus EPS 8.3x — 41.6x AMPH
Faster revenue growthRevenue growth, trailing twelve months +1.0% — +12.4% WST
More profitableNet margin, trailing twelve months 10.8% — 17.0% WST
Better return on capitalReturn on invested capital 6.4% — 16.9% WST
Less leveragedLower net debt / EBITDA 1.8x — -0.3x WST
Higher dividend yieldTrailing dividend yield — — 0.22% –
Better 1-year returnPrice return, last 12 months +6.4% -62.0% +38.6% WST
Better 5-year returnAnnualised price return, 5 years +7.1%/yr — -1.1%/yr AMPH
Less volatileAnnualised volatility, 1 year 54.2% 159.5% 31.2% WST
Higher overall scoreMean of the five percentile scores vs peers 73/100 — 68/100 AMPH

Percentile Scorecard

AMPHGELSWST

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

AxisAMPHGELSWST
Valuation 99 #8 of 625 – 48 #119 of 227
Growth 43 #342 of 602 – 40 #132 of 219
Profitability 88 #69 of 551 – 92 #18 of 206
Financial Health 38 #409 of 656 67 #5 of 13 78 #54 of 238
Shareholder Returns 99 #5 of 365 – 81 #26 of 134
Overall 73 – 68
  • AMPH ranked among 672 companies in Pharmaceuticals and Biotechnology
  • GELS ranked among 13 companies in Pharma Services
  • WST 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

PeriodAMPHGELSWSTSPY
1 month -2.1%-16.4%+7.5% -0.2%
3 months +26.9%-22.0%+18.1% +3.9%
6 months +17.2%-31.3%+36.3% +8.2%
Year to date -4.5%-42.5%+44.7% +12.9%
1 year +6.4%-62.0%+38.6% +12.3%
3 years -42.7%—+24.0% +87.4%
3 years, per year -17.0%—+7.5% +23.3%
5 years +41.0%—-5.5% +67.9%
5 years, per year +7.1%—-1.1% +10.9%
10 years +39.0%—+449.7% +261.1%
10 years, per year +3.3%—+18.6% +13.7%

Risk

MeasureAMPHGELSWSTSPY
Volatility, 1Y 54.2%159.5%31.2% 12.7%
Downside volatility, 1Y 66.4%122.0%30.8% 12.7%
Beta vs S&P 500, 1Y 0.582.070.62 1.00
Return / volatility, 1Y 0.12-0.391.24 0.97
Max drawdown, 5Y -74.0%-91.9%-59.6% -25.4%
From 52-week high -13.0%-69.9%0.0% -1.2%
52-week high $29.40$1.53$398.10 $779.14
52-week low $16.87$0.39$230.95 $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.

MultipleAMPHGELSWST
P/E now vs peer median 14.2xmedian 17.2x —median 32.1x 49.9xmedian 29.6x
P/S now vs peer median 1.5xmedian 9.0x —median 2.6x 8.4xmedian 2.9x
EV/EBITDA now vs peer median 8.1xmedian 16.3x —median 38.1x 32.3xmedian 17.4x
P/FCF now vs peer median 7.1xmedian 18.7x -6.9xmedian 21.5x 64.1xmedian 22.3x
P/B now vs peer median 1.4xmedian 2.2x 0.5xmedian 3.1x 9.4xmedian 2.3x
PEG now vs peer median -5.55median 0.33 —median 2.03 10.35median 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 monthsAMPHGELSWST
Revenue $730.02M – $3.33B
Gross profit $348.11M – $1.22B
Operating income $114.29M – $680.40M
Net income $78.55M – $564.90M
Free cash flow $152.89M – $436.90M
R&D $94.57M – $74.40M
EPS (diluted) $1.78 – $7.92
Cash & equivalents $223.61M $6.26K $435.80M
Total debt $612.05M $8.91M $202.90M
Shares (diluted) 44.23M 9.27M 71.30M
Enterprise value -$53.55M $2.78M $25.65B

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
MetricAMPHGELSWST
P/E 14.2x – 49.9x
P/FCF 7.1x -6.9x 64.1x
P/Operating cash flow 5.9x – 42.3x
P/S 1.5x – 8.4x
P/B 1.4x 0.5x 9.4x
P/Tangible book 1.5x -1.4x 9.4x
EV/EBITDA 8.1x – 32.3x
EV/EBIT 12.3x – 40.8x
EV/Revenue 1.9x – 8.4x
EV/FCF 9.2x – 63.6x
EV/Operating cash flow 7.6x – 42.0x
PEG (3Y EPS CAGR) -5.55 – 10.35

Growth

14 metrics
MetricAMPHGELSWST
Revenue growth (1Y) 1.0% – 12.4%
Revenue CAGR (3Y) 10.5% – 5.1%
Gross profit growth (1Y) -3.4% – 17.2%
Gross profit CAGR (3Y) 8.0% – 3.8%
Operating income growth (1Y) -37.1% – 17.0%
Operating income CAGR (3Y) -4.5% – 1.3%
Net income growth (1Y) -41.7% – 15.8%
Net income CAGR (3Y) -8.3% – 2.9%
EPS growth (1Y) -36.5% – 17.8%
EPS CAGR (3Y) -2.6% – 4.8%
Operating cash flow growth (1Y) 15.6% – -2.1%
Operating cash flow CAGR (3Y) 12.1% – -2.2%
Free cash flow growth (1Y) 36.3% – 27.0%
Free cash flow CAGR (3Y) 15.0% – 3.3%

Profitability

14 metrics
MetricAMPHGELSWST
Gross margin 47.7% – 36.8%
EBITDA margin 23.9% – 25.9%
Operating margin 15.7% – 20.5%
Pretax margin 14.0% – 20.8%
Net margin 10.8% – 17.0%
FCF margin 20.9% – 13.1%
Operating cash flow margin 25.3% – 19.9%
Return on equity 10.2% – 18.4%
Return on assets 4.6% – 13.4%
Return on invested capital 6.4% – 16.9%
Return on capital employed 8.0% – 19.7%
Asset turnover 0.4x – 0.8x
Cash conversion (OCF / net income) 2.4x – 1.2x
Stock comp / revenue 4.0% – 1.0%

Financial Health

11 metrics
MetricAMPHGELSWST
Debt / assets 35.1% 0.1% 5.0%
Debt / equity 0.8x 0.0x 0.1x
Net debt / EBITDA 1.8x – -0.3x
Debt / FCF 4.0x – 0.5x
Liabilities / assets 55.9% 29.4% 26.6%
Equity / assets 44.1% 70.6% 73.4%
Interest coverage 4.4x – 151.2x
Current ratio 2.4x 0.1x 2.8x
Quick ratio 1.7x 0.1x 1.8x
Cash ratio 1.1x 0.0x 0.7x
Altman Z-score 2.12 – 18.78

Shareholder Returns

7 metrics
MetricAMPHGELSWST
Dividend yield – – 0.2%
Net buyback yield 9.0% – 1.5%
Shareholder yield 9.0% – 1.8%
Payout ratio (earnings) – – 11.0%
Payout ratio (FCF) – – 14.3%
Dividend growth (1Y) – – 3.8%
Dividend CAGR (3Y) – – 3.8%

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.

ConsensusAMPHGELSWST
Forward P/E 8.3xFY2026 – 41.6xFY2026
EPS, next fiscal year $3.09FY2026 – $9.56FY2026
EPS growth, next FY -4.9%FY2026 – +31.1%FY2026
EPS growth, the year after +9.4% – +10.6%
Revenue, next fiscal year $790.23MFY2026 – $3.24BFY2026
Revenue growth, next FY +9.8%FY2026 – +5.6%FY2026
Revenue growth, the year after -5.4% – +16.8%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAMPHGELSWST
Held by institutions 64.8% – 99.5%
Institutions holding 209 – 833
Change in shares held, QoQ -11.7% – -0.9%
Institutions buying 96 – 448
Institutions selling 74 – 261
Buyers to sellers 1.30 – 1.72

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.

AMPHGELSWST
AMPH 1.00 0.00 0.15
GELS 0.00 1.00 0.02
WST 0.15 0.02 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AMPH, GELS and WST?

West Pharmaceutical Services (WST) is the largest by market capitalisation: Amphastar Pharmaceuticals (AMPH) $1.09B, Gelteq (GELS) $4.93M, West Pharmaceutical Services (WST) $28.03B.

Which stock is cheaper, AMPH, GELS and WST?

Amphastar Pharmaceuticals (AMPH) trades on the lowest price-to-earnings ratio (Amphastar Pharmaceuticals (AMPH) 14.2x, West Pharmaceutical Services (WST) 49.9x). On next year's consensus earnings, Amphastar Pharmaceuticals (AMPH) is cheapest (Amphastar Pharmaceuticals (AMPH) 8.3x, West Pharmaceutical Services (WST) 41.6x). 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: Amphastar Pharmaceuticals (AMPH) +1.0%, West Pharmaceutical Services (WST) +12.4%.

Which company is more profitable?

West Pharmaceutical Services (WST) has the highest net margin (Amphastar Pharmaceuticals (AMPH) 10.8%, West Pharmaceutical Services (WST) 17.0%). On return on invested capital, West Pharmaceutical Services (WST) leads (Amphastar Pharmaceuticals (AMPH) 6.4%, West Pharmaceutical Services (WST) 16.9%).

Which stock has performed better?

Over the past year West Pharmaceutical Services (WST) returned the most: Amphastar Pharmaceuticals (AMPH) +6.4%, Gelteq (GELS) -62.0%, West Pharmaceutical Services (WST) +38.6%. Over five years, Amphastar Pharmaceuticals (AMPH) compounded fastest (Amphastar Pharmaceuticals (AMPH) +7.1%/yr, West Pharmaceutical Services (WST) -1.1%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: West Pharmaceutical Services (WST) 0.22%. Amphastar Pharmaceuticals (AMPH) and Gelteq (GELS) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, West Pharmaceutical Services (WST) has been the steadiest (Amphastar Pharmaceuticals (AMPH) 54.2%, Gelteq (GELS) 159.5%, West Pharmaceutical Services (WST) 31.2%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AMPH, GELS and WST?

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 7. 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.