Filing Flows › Littelfuse (LFUS) › R&D spending
Littelfuse (LFUS) R&D spending by quarter
Littelfuse's R&D spending was $29.7M in Q3 2026 (third quarter 2026), -4% from Q2 2026. Over the last 7 quarters it ranged from $26.0M (Q1 2025) to $31.0M (Q2 2026).
| Quarter | R&D spending | Q/Q | Y/Y |
|---|---|---|---|
| Q3 2026 | $29.7M | -4% | +9% |
| Q2 2026 | $31.0M | +4% | +18% |
| Q1 2026 | $29.7M | +10% | +14% |
| Q4 2025 | $27.1M | -0.8% | — |
| Q3 2025 | $27.3M | +4% | — |
| Q2 2025 | $26.4M | +1% | — |
| Q1 2025 | $26.0M | — | — |
Q3 2026 at a glance
Littelfuse, Q3 2026: revenue $767M (+23% year over year), operating margin 20.0%, net earnings $115M, operating cash flow $230M. The chart follows the revenue to costs, profit and cash.
Questions
What is Littelfuse's R&D spending?
Littelfuse's R&D spending was $29.7M in Q3 2026 (third quarter 2026), -4% from Q2 2026.
How has Littelfuse's R&D spending changed?
Over the last 7 quarters it ranged from $26.0M (Q1 2025) to $31.0M (Q2 2026).