AMPH vs INIS vs FENC Stock Comparison

Amphastar Pharmaceuticals, Radnostix and Fennec Pharmaceuticals Prices as of Oct 28, 2026 Peers: Industry group
INIS Radnostix Inc
$0.04 -20.0% 1M -33.3% 1Y
Market cap
$21.17M
P/E
–
Revenue (TTM)
$11.23M
Div. yield
–
Generic Drugs Healthcare
1 win

Head to Head

9 decided of 12

Amphastar Pharmaceuticals leads on 5 of the 12 questions below (Amphastar Pharmaceuticals 5, Fennec Pharmaceuticals 3, Radnostix 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAMPHINISFENCLeader
Larger companyMarket capitalisation $1.12B $21.17M $380.82M AMPH
Cheaper on earningsLower P/E, profitable companies only 14.6x -7.4x -56.9x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 8.5x — 37.5x AMPH
Faster revenue growthRevenue growth, trailing twelve months +1.0% -23.7% +61.4% FENC
More profitableNet margin, trailing twelve months 10.8% -25.5% -12.3% AMPH
Better return on capitalReturn on invested capital 6.4% — — –
Less leveragedLower net debt / EBITDA 1.8x -0.5x — INIS
Higher dividend yieldTrailing dividend yield — — — –
Better 1-year returnPrice return, last 12 months +8.9% -33.3% +24.1% FENC
Better 5-year returnAnnualised price return, 5 years +7.1%/yr -16.8%/yr +3.3%/yr AMPH
Less volatileAnnualised volatility, 1 year 54.3% 170.4% 64.1% AMPH
Higher overall scoreMean of the five percentile scores vs peers 73/100 51/100 73/100 FENC

Percentile Scorecard

AMPHINISFENC

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

AxisAMPHINISFENC
Valuation 99 #9 of 625 83 #110 of 625 59 #260 of 625
Growth 43 #343 of 602 3 #587 of 602 93 #44 of 602
Profitability 88 #67 of 549 72 #155 of 549 85 #85 of 549
Financial Health 37 #411 of 654 16 #549 of 654 57 #282 of 654
Shareholder Returns 99 #4 of 367 81 #71 of 367 –
Overall 73 51 73
  • AMPH ranked among 672 companies in Pharmaceuticals and Biotechnology
  • INIS ranked among 672 companies in Pharmaceuticals and Biotechnology
  • FENC ranked among 672 companies in Pharmaceuticals and Biotechnology

Price Performance

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

Returns

PeriodAMPHINISFENCSPY
1 month -3.9%-20.0%-0.7% +0.9%
3 months +27.9%-33.3%+12.6% +5.9%
6 months +21.7%-42.9%+73.6% +8.5%
Year to date -1.7%-33.3%+41.2% +13.3%
1 year +8.9%-33.3%+24.1% +12.4%
3 years -41.0%-20.0%+58.9% +88.1%
3 years, per year -16.1%-7.2%+16.7% +23.5%
5 years +41.0%-60.0%+17.4% +68.2%
5 years, per year +7.1%-16.8%+3.3% +11.0%
10 years +47.2%-50.0%+440.8% +263.4%
10 years, per year +3.9%-6.7%+18.4% +13.8%

Risk

MeasureAMPHINISFENCSPY
Volatility, 1Y 54.3%170.4%64.1% 12.7%
Downside volatility, 1Y 66.4%266.0%59.9% 12.7%
Beta vs S&P 500, 1Y 0.581.981.34 1.00
Return / volatility, 1Y 0.16-0.200.38 0.98
Max drawdown, 5Y -74.0%-70.0%-65.6% -25.4%
From 52-week high -10.4%-63.6%-14.9% -0.9%
52-week high $29.40$0.11$12.78 $779.14
52-week low $16.87$0.04$5.77 $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.

MultipleAMPHINISFENC
P/E now vs peer median 14.6xmedian 17.4x -7.4xmedian 17.4x -56.9xmedian 17.4x
P/S now vs peer median 1.5xmedian 9.1x 1.9xmedian 9.1x 7.1xmedian 9.1x
EV/EBITDA now vs peer median 8.2xmedian 17.1x -8.9xmedian 17.1x —median 17.1x
P/FCF now vs peer median 7.3xmedian 19.0x -22.9xmedian 19.0x —median 19.0x
P/B now vs peer median 1.5xmedian 2.2x 11.2xmedian 2.2x 9.0xmedian 2.2x
PEG now vs peer median -5.72median 0.34 0.20median 0.34 -1.33median 0.34

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 monthsAMPHINISFENC
Revenue $730.02M $11.23M $53.77M
Gross profit $348.11M $6.04M $49.65M
Operating income $114.29M -$2.90M -$3.74M
Net income $78.55M -$2.86M -$6.60M
Free cash flow $152.89M -$925.24K –
R&D $94.57M $490.38K $274.00K
EPS (diluted) $1.78 $-0.01 $-0.18
Cash & equivalents $223.61M $1.20M $41.25M
Total debt $612.05M $8.26M –
Shares (diluted) 44.23M 529.12M 36.43M
Enterprise value -$21.22M $15.28M $262.13M

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
MetricAMPHINISFENC
P/E 14.6x -7.4x -56.9x
P/FCF 7.3x -22.9x –
P/Operating cash flow 6.1x -56.3x –
P/S 1.5x 1.9x 7.1x
P/B 1.5x 11.2x 9.0x
P/Tangible book 1.5x -17.1x 9.0x
EV/EBITDA 8.2x -8.9x –
EV/EBIT 12.6x -7.7x -90.8x
EV/Revenue 2.0x 2.0x 6.3x
EV/FCF 9.4x -24.1x –
EV/Operating cash flow 7.8x -59.3x –
PEG (3Y EPS CAGR) -5.72 0.20 -1.33

Growth

14 metrics
MetricAMPHINISFENC
Revenue growth (1Y) 1.0% -23.7% 61.4%
Revenue CAGR (3Y) 10.5% -2.6% 118.1%
Gross profit growth (1Y) -3.4% -32.4% 65.9%
Gross profit CAGR (3Y) 8.0% -4.0% –
Operating income growth (1Y) -37.1% -1,245% 61.4%
Operating income CAGR (3Y) -4.5% -50.5% 46.2%
Net income growth (1Y) -41.7% -2,437% 45.1%
Net income CAGR (3Y) -8.3% -38.0% 37.0%
EPS growth (1Y) -36.5% -2,429% 58.3%
EPS CAGR (3Y) -2.6% -37.0% 42.6%
Operating cash flow growth (1Y) 15.6% -157.0% –
Operating cash flow CAGR (3Y) 12.1% -41.4% –
Free cash flow growth (1Y) 36.3% -2,469% –
Free cash flow CAGR (3Y) 15.0% -69.5% –

Profitability

14 metrics
MetricAMPHINISFENC
Gross margin 47.7% 53.8% 92.4%
EBITDA margin 23.9% -22.3% –
Operating margin 15.7% -25.8% -7.0%
Pretax margin 14.0% -28.3% -8.2%
Net margin 10.8% -25.5% -12.3%
FCF margin 20.9% -8.2% –
Operating cash flow margin 25.3% -3.4% –
Return on equity 10.2% -140.0% -11.4%
Return on assets 4.6% -18.8% -6.1%
Return on invested capital 6.4% – –
Return on capital employed 8.0% -22.8% -6.2%
Asset turnover 0.4x 0.7x 0.7x
Cash conversion (OCF / net income) 2.4x 0.1x –
Stock comp / revenue 4.0% 3.7% 14.8%

Financial Health

11 metrics
MetricAMPHINISFENC
Debt / assets 35.1% 14.0% –
Debt / equity 0.8x 1.2x –
Net debt / EBITDA 1.8x -0.5x –
Debt / FCF 4.0x -2.5x –
Liabilities / assets 55.9% 88.6% 44.0%
Equity / assets 44.1% 11.4% 56.0%
Interest coverage 4.4x -8.5x -2.5x
Current ratio 2.4x 0.8x 5.8x
Quick ratio 1.7x 0.6x 5.2x
Cash ratio 1.1x 0.3x 3.3x
Altman Z-score 2.14 -10.06 4.16

Shareholder Returns

7 metrics
MetricAMPHINISFENC
Dividend yield – – –
Net buyback yield 8.7% -0.1% –
Shareholder yield 8.7% -0.1% –
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.

ConsensusAMPHINISFENC
Forward P/E 8.5xFY2026 – 37.5xFY2026
EPS, next fiscal year $3.09FY2026 – $0.29FY2026
EPS growth, next FY -4.9%FY2026 – –
EPS growth, the year after +9.4% – +241.4%
Revenue, next fiscal year $790.23MFY2026 – $75.58MFY2026
Revenue growth, next FY +9.8%FY2026 – +69.3%FY2026
Revenue growth, the year after -5.4% – +28.3%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAMPHINISFENC
Held by institutions 64.8% – 46.6%
Institutions holding 209 – 107
Change in shares held, QoQ -11.7% – +0.7%
Institutions buying 96 – 71
Institutions selling 74 – 19
Buyers to sellers 1.30 – 3.74

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.

AMPHINISFENC
AMPH 1.00 0.04 0.08
INIS 0.04 1.00 -0.04
FENC 0.08 -0.04 1.00

Add a Peer

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Frequently Asked Questions

Which is bigger, AMPH, INIS and FENC?

Amphastar Pharmaceuticals (AMPH) is the largest by market capitalisation: Amphastar Pharmaceuticals (AMPH) $1.12B, Radnostix (INIS) $21.17M, Fennec Pharmaceuticals (FENC) $380.82M.

Which company is growing faster?

Fennec Pharmaceuticals (FENC) grew revenue fastest over the trailing twelve months: Amphastar Pharmaceuticals (AMPH) +1.0%, Radnostix (INIS) -23.7%, Fennec Pharmaceuticals (FENC) +61.4%.

Which company is more profitable?

Amphastar Pharmaceuticals (AMPH) has the highest net margin (Amphastar Pharmaceuticals (AMPH) 10.8%, Radnostix (INIS) -25.5%, Fennec Pharmaceuticals (FENC) -12.3%).

Which stock has performed better?

Over the past year Fennec Pharmaceuticals (FENC) returned the most: Amphastar Pharmaceuticals (AMPH) +8.9%, Radnostix (INIS) -33.3%, Fennec Pharmaceuticals (FENC) +24.1%. Over five years, Amphastar Pharmaceuticals (AMPH) compounded fastest (Amphastar Pharmaceuticals (AMPH) +7.1%/yr, Radnostix (INIS) -16.8%/yr, Fennec Pharmaceuticals (FENC) +3.3%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Amphastar Pharmaceuticals (AMPH) has been the steadiest (Amphastar Pharmaceuticals (AMPH) 54.3%, Radnostix (INIS) 170.4%, Fennec Pharmaceuticals (FENC) 64.1%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AMPH, INIS and FENC?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Amphastar Pharmaceuticals (AMPH) 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.