DPLM.L vs HEI.A
DPLM.L: Diploma is a specialized distributor of essential technical products and services, driving growth through a mix of organic expansion and strategic acquisitions. HEI.A: A leading manufacturer of FAA-certified replacement aircraft components and specialized aerospace/defense electronics, driving growth through consistent organic innovation and strategic acquisitions.
Side-by-side fundamentals
| Metric | DPLM.L | HEI.A | Edge |
|---|---|---|---|
| Price as of 2026-08-25 close | £72.30 | $251.01 | |
| Market cap | $13.2B | $43.0B | |
| P/E | 52.43 | 54.40 | DPLM.L lower |
| PEG as of 2026-08-28 | n/a | 3.37 | |
| Net margin | +12.2% | +16.1% | HEI.A higher |
| Gross margin as of 2026-08-28 | n/a | +40.1% | |
| Operating margin as of 2026-08-28 | n/a | +23.5% | |
| ROE | +18.7% | +17.8% | DPLM.L higher |
| ROA as of 2026-08-28 | n/a | +8.9% | |
| Debt / equity as of 2026-08-28 | n/a | 0.54 | |
| Revenue growth (YoY) as of 2026-08-28 | n/a | +18.8% | |
| Revenue CAGR (3y) SEC XBRL | n/a | +26.6% | |
| Dividend yield as of 2026-08-28 | n/a | +0.1% | |
| Dividend streak (yrs) SEC XBRL | n/a | 5 | |
| Beta as of 2026-08-28 | n/a | 1.09 | |
| 1-year return as of 2026-08-25 close | +33.1% | +1.1% | DPLM.L higher |
Fundamentals: market data, as of 2026-08-28. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-08-25.
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.