Littelfuse (LFUS) Q3 2026 earnings summary

Executive summary

• Record Q3 net sales were $766.7m, up 23% reported and 22% organically; adjusted diluted EPS reached a record $5.79, up 96% YoY.

• Adjusted EBITDA margin was 28.4%, up 690 bps YoY; free cash flow was $215.7m, up 64%, and book-to-bill remained above 1.0.

Financial highlights

• Net sales were $766.7m versus $624.6m YoY; adjusted net sales excluding the $28.5m amendment fee were $795.2m.

• GAAP operating income was $153.4m versus $97.4m; adjusted operating income was $191.5m. Net income was $115.4m versus $69.5m.

• GAAP diluted EPS was $4.49 versus $2.77; adjusted diluted EPS was $5.79 versus $2.95.

• Operating cash flow was $230.1m and free cash flow was $215.7m; YTD net sales were $2.16b versus $1.79b, and diluted EPS was $10.94 versus $6.82.

Outlook and guidance

• Q4 net sales guidance is $750m–$770m; adjusted diluted EPS guidance is $5.05–$5.25, with an adjusted effective tax rate of ~24%.

• At the midpoint, Q4 revenue growth is 28% reported and 21% organic YoY; Basler contributes 6% and FX 1%.

• Q4 adjusted EPS guidance implies 91% YoY growth at the midpoint; guidance excludes potentially material items that cannot be forecast without unreasonable effort.

• Record Q3 bookings and book-to-bill above 1.0 supported the Q4 outlook.