IDEXX Laboratories, Inc. (IDXX) vs Regeneron Pharmaceuticals, Inc. (REGN)
A side-by-side comparison of IDEXX Laboratories, Inc. and Regeneron Pharmaceuticals, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of July 30, 2026. Differences are shown without an overall score or investment verdict.
IDXX
IDEXX Laboratories, Inc.
$569.77HealthcareDelayed quote: Jul 29, 2026, 4:00 PM EDT
REGN
Regeneron Pharmaceuticals, Inc.
$695.42HealthcareDelayed quote: Jul 29, 2026, 4:00 PM EDT
Total return — IDXX vs REGN
growth of $100 · dividends reinvested · last 30yIDXX +12206.0%REGN +4385.3%IDXX compounded faster
IDXX REGN
IDXX vs REGN: by the numbers
- •REGN is the larger company ($71.64B vs $44.95B market cap).
- •REGN trades at the lower trailing earnings multiple (16.94 vs 42.02 P/E), one valuation lens rather than an overall verdict.
- •REGN converts more revenue to profit (29.65% vs 24.63% net margin).
- •REGN grew revenue faster over the past five years (10.16% vs 9.24% CAGR).
- •REGN pays a dividend (0.52% yield), while IDXX has no payments in the available dividend history.
Metrics side by side
Valuation
| Metric | IDXX | REGN |
|---|---|---|
| P/E ratio | 42.02 | 16.94 |
| Forward P/E | 38.90 | 15.20 |
| P/S ratio | 10.34 | 5.02 |
| P/B ratio | 29.54 | 2.38 |
| PEG ratio | 2.31 | 3.38 |
| EV / EBITDA | 30.14 | 17.90 |
| FCF yield | 2.35% | 5.55% |
Profitability
| Metric | IDXX | REGN |
|---|---|---|
| Gross margin | 62.05% | 84.55% |
| Operating margin | 31.63% | 24.32% |
| Net margin | 24.63% | 29.65% |
| ROE | 70.38% | 14.08% |
| ROIC | 40.27% | 8.51% |
Dividends
| Metric | IDXX | REGN |
|---|---|---|
| Dividend yield | N/A | 0.52% |
| Payout ratio | N/A | 8.45% |
Growth (annualized)
| Metric | IDXX | REGN |
|---|---|---|
| Revenue CAGR (5Y) | 9.24% | 10.16% |
| EPS CAGR (5Y) | 14.07% | 5.70% |
| FCF CAGR (5Y) | 10.13% | 15.42% |
| Total return CAGR (5Y) | -4.15% | 3.75% |
Frequently asked
- Which has the lower trailing P/E, IDXX or REGN?
- REGN has the lower trailing P/E: IDXX trades at 42.02 and REGN at 16.94. P/E is one valuation measure and does not by itself establish which business is cheaper.
- Which has grown faster, IDXX or REGN?
- Over the past five years, REGN grew revenue faster — IDXX at a 9.24% CAGR versus REGN at 10.16%.
- Does IDXX or REGN pay a bigger dividend?
- REGN pays a dividend (0.52% yield), while IDXX has no payments in the available dividend history.
- Is IDXX or REGN more profitable?
- REGN runs the higher net margin — IDXX at 24.63% versus REGN at 29.65%.
- How have IDXX and REGN total returns compared?
- Over the past 10 years, IDXX delivered 19.77% and REGN delivered 5.13% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
IDEXX Laboratories P/E ratioRegeneron Pharmaceuticals P/E ratioIDEXX Laboratories dividend yieldRegeneron Pharmaceuticals dividend yieldIDEXX Laboratories ROERegeneron Pharmaceuticals ROEIDEXX Laboratories operating marginRegeneron Pharmaceuticals operating marginIDEXX Laboratories revenue growthRegeneron Pharmaceuticals revenue growthIDEXX Laboratories free cash flowRegeneron Pharmaceuticals free cash flow
IDEXX Laboratories & Regeneron Pharmaceuticals 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 July 30, 2026.