BELFB vs LFUS
BELFB: Bel Fuse provides critical components that power, protect, and connect circuits for high-stakes industries like aerospace, defense, and industrial infrastructure. LFUS: Littelfuse provides essential circuit protection and power control solutions that ensure safety and reliability in automotive, industrial, and electronic applications.
Side-by-side fundamentals
| Metric | BELFB | LFUS | Edge |
|---|---|---|---|
| Price as of 2026-07-31 close | $271.97 | $442.13 | |
| Market cap as of 2026-08-03 | $3.7B | $11.2B | |
| P/E as of 2026-08-03 | 62.59 | n/a | |
| PEG as of 2026-08-03 | n/a | 2.01 | |
| Net margin as of 2026-08-03 | +7.8% | -1.6% | BELFB higher |
| Gross margin as of 2026-08-03 | +39.2% | +38.3% | BELFB higher |
| Operating margin as of 2026-08-03 | +15.6% | +2.8% | BELFB higher |
| ROE as of 2026-08-03 | +13.0% | -1.6% | BELFB higher |
| ROA as of 2026-08-03 | +5.8% | -1.0% | BELFB higher |
| Debt / equity as of 2026-08-03 | 0.47 | 0.25 | LFUS lower |
| Revenue growth (YoY) as of 2026-08-03 | +25.5% | +12.6% | BELFB higher |
| Revenue CAGR (3y) SEC XBRL | +1.1% | +12.7% | LFUS higher |
| Dividend yield as of 2026-08-03 | +0.1% | +0.7% | LFUS higher |
| Dividend streak (yrs) SEC XBRL | n/a | 4 | |
| Beta as of 2026-08-03 | 1.66 | 1.52 | |
| 1-year return as of 2026-07-31 close | +109.1% | +71.8% | BELFB higher |
Fundamentals: market data, as of 2026-08-03. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-31.
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.