HEI vs MRCY
HEI: HEICO manufactures and supplies specialized electronic and mechanical components for the aerospace, defense, and industrial sectors through both OEM and robust aftermarket operations. MRCY: Mercury Systems designs and manufactures secure, specialized computing systems and subsystems for defense, aerospace, and critical infrastructure applications.
Side-by-side fundamentals
| Metric | HEI | MRCY | Edge |
|---|---|---|---|
| Price as of 2026-07-27 close | $357.15 | $103.80 | |
| Market cap as of 2026-08-01 | $41.7B | $6.2B | |
| P/E as of 2026-08-01 | 52.75 | n/a | |
| PEG as of 2026-08-01 | 3.37 | n/a | |
| Net margin as of 2026-08-01 | +16.1% | -1.5% | HEI higher |
| Gross margin as of 2026-08-01 | +40.1% | +28.7% | HEI higher |
| Operating margin as of 2026-08-01 | +23.5% | +1.0% | HEI higher |
| ROE as of 2026-08-01 | +17.8% | -1.0% | HEI higher |
| ROA as of 2026-08-01 | +8.9% | -0.6% | HEI higher |
| Debt / equity as of 2026-08-01 | 0.54 | 0.40 | MRCY lower |
| Revenue growth (YoY) as of 2026-08-01 | +18.8% | +8.9% | HEI higher |
| Revenue CAGR (3y) SEC XBRL | +26.6% | -2.6% | HEI higher |
| Dividend yield as of 2026-08-01 | +0.1% | n/a | |
| Dividend streak (yrs) SEC XBRL | 5 | n/a | |
| Beta as of 2026-08-01 | 1.06 | 1.03 | |
| 1-year return as of 2026-07-27 close | +10.3% | +95.9% | MRCY higher |
Fundamentals: market data, as of 2026-08-01. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-27.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & market data, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.