Amphastar Pharmaceuticals, Inc. (AMPH) vs IRadimed Corporation (IRMD)
A side-by-side comparison of Amphastar Pharmaceuticals, Inc. and IRadimed Corporation across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.
AMPH
Amphastar Pharmaceuticals, Inc.
$25.86HealthcareDelayed quote: Oct 6, 2026, 1:55 PM EDT
IRMD
IRadimed Corporation
$84.74HealthcareDelayed quote: Oct 6, 2026, 1:49 PM EDT
Total return — AMPH vs IRMD
growth of $100 · dividends reinvested · last 10yAMPH +32.8% (+2.9%/yr)IRMD +782.7% (+24.3%/yr)IRMD compounded faster over this window
Log scale — wide-divergence pair
AMPH IRMD
AMPH vs IRMD: by the numbers
- •AMPH is the larger company ($1.14B vs $1.08B market cap).
- •AMPH trades at the lower trailing earnings multiple (15.30 vs 47.34 P/E), one valuation lens rather than an overall verdict.
- •IRMD converts more revenue to profit (26.70% vs 10.76% net margin).
- •IRMD grew revenue faster over the past five years (19.60% vs 13.71% CAGR).
- •IRMD pays a dividend (1.47% yield), while AMPH is a former payer with no current dividend run rate.
Metrics side by side
Valuation
| Metric | AMPH | IRMD |
|---|---|---|
| P/E ratio | 15.30 | 47.34 |
| Forward P/E | 8.71 | 40.10 |
| PEG ratio | 0.11 | 0.64 |
| P/S ratio | 1.56 | 12.55 |
| P/B ratio | 1.48 | 10.65 |
| EV / EBITDA | 8.94 | 34.82 |
| FCF yield | 13.41% | 2.30% |
Profitability
| Metric | AMPH | IRMD |
|---|---|---|
| Gross margin | 47.68% | 75.86% |
| Operating margin | 15.66% | 31.92% |
| Net margin | 10.76% | 26.70% |
| ROE | 10.23% | 22.66% |
| ROIC | 5.93% | 20.18% |
Dividends
| Metric | AMPH | IRMD |
|---|---|---|
| Dividend yield | N/A | 1.47% |
| Payout ratio | N/A | 70.95% |
Growth (annualized)
| Metric | AMPH | IRMD |
|---|---|---|
| Revenue CAGR (5Y) | 13.71% | 19.60% |
| EPS CAGR (5Y) | 134.23% | 74.32% |
| FCF CAGR (5Y) | 23.90% | 26.20% |
| Total return CAGR (5Y) | 6.13% | 24.06% |
Frequently asked
- Which has the lower trailing P/E, AMPH or IRMD?
- AMPH has the lower trailing P/E: AMPH trades at 15.30 and IRMD at 47.34. P/E is one valuation measure and does not by itself establish which business is cheaper.
- Which has grown faster, AMPH or IRMD?
- Over the past five years, IRMD grew revenue faster — AMPH at a 13.71% CAGR versus IRMD at 19.60%.
- Does AMPH or IRMD pay a bigger dividend?
- IRMD pays a dividend (1.47% yield), while AMPH is a former payer with no current dividend run rate.
- Is AMPH or IRMD more profitable?
- IRMD runs the higher net margin — AMPH at 10.76% versus IRMD at 26.70%.
- How have AMPH and IRMD total returns compared?
- Over the past 10 years, AMPH delivered 2.47% and IRMD delivered 24.37% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
Amphastar Pharmaceuticals P/E ratioIRadimed P/E ratioIRadimed dividend yieldAmphastar Pharmaceuticals ROEIRadimed ROEAmphastar Pharmaceuticals operating marginIRadimed operating marginAmphastar Pharmaceuticals revenue growthIRadimed revenue growthAmphastar Pharmaceuticals free cash flowIRadimed free cash flow
Amphastar Pharmaceuticals & IRadimed appear in these rankings
Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified October 6, 2026.