Amphastar Pharmaceuticals, Inc. (AMPH) vs Lumexa Imaging Holdings, Inc. Common Stock (LMRI)
A side-by-side comparison of Amphastar Pharmaceuticals, Inc. and Lumexa Imaging Holdings, Inc. Common Stock 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.
$25.91HealthcareDelayed quote: Oct 6, 2026, 4:00 PM EDT
LMRI
Lumexa Imaging Holdings, Inc. Common Stock
$10.71HealthcareDelayed quote: Oct 6, 2026, 4:00 PM EDT
Total return — AMPH vs LMRI
growth of $100 · dividends reinvested · last 1yAMPH -2.0% (-2.0%/yr)LMRI -41.8% (-41.8%/yr)AMPH compounded faster over this window
AMPH LMRI
AMPH vs LMRI: by the numbers
- •AMPH is the larger company ($1.14B vs $1.03B market cap).
- •AMPH is profitable (10.76% net margin) while LMRI runs a net loss (-2.66%).
Metrics side by side
Valuation
| Metric | AMPH | LMRI |
|---|---|---|
| P/E ratio | 15.33 | N/A |
| Forward P/E | 8.72 | 16.68 |
| PEG ratio | 0.11 | N/A |
| P/S ratio | 1.56 | 0.99 |
| P/B ratio | 1.49 | 1.67 |
| EV / EBITDA | 8.95 | 28.07 |
| FCF yield | 13.38% | 3.09% |
Profitability
| Metric | AMPH | LMRI |
|---|---|---|
| Gross margin | 47.68% | 11.80% |
| Operating margin | 15.66% | 1.38% |
| Net margin | 10.76% | -2.66% |
| ROE | 10.23% | -4.51% |
| ROIC | 5.93% | 0.86% |
Growth (annualized)
| Metric | AMPH | LMRI |
|---|---|---|
| Revenue CAGR (5Y) | 13.71% | N/A |
| EPS CAGR (5Y) | 134.23% | N/A |
| FCF CAGR (5Y) | 23.90% | N/A |
| Total return CAGR (5Y) | 6.13% | N/A |
Frequently asked
- Is AMPH or LMRI more profitable?
- AMPH runs the higher net margin — AMPH at 10.76% versus LMRI at -2.66%.
Go deeper
Dig into the metrics
Amphastar Pharmaceuticals P/E ratioAmphastar Pharmaceuticals ROELumexa Imaging Holdings, Inc. Common Stock ROEAmphastar Pharmaceuticals operating marginLumexa Imaging Holdings, Inc. Common Stock operating marginAmphastar Pharmaceuticals revenue growthLumexa Imaging Holdings, Inc. Common Stock revenue growthAmphastar Pharmaceuticals free cash flowLumexa Imaging Holdings, Inc. Common Stock free cash flow
Amphastar Pharmaceuticals & Lumexa Imaging Holdings, Inc. Common Stock 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.