Littelfuse's third quarter results showed accelerated organic revenue growth and substantial margin improvement, though revenue came in below Wall Street’s expectations. Management attributed the positive performance to strong execution across core end-markets—including data centers, diversified industrials, and transportation—and highlighted notable gains in their protection semiconductor business. CEO Gregory Henderson pointed out that the company’s “data center backlog is expanding,” and that ongoing design wins and customer engagement are helping Littelfuse outperform industry trends. The company also benefited from operational improvements and portfolio optimization, particularly in semiconductors, which together drove record adjusted earnings and significant free cash flow growth.
Is now the time to buy LFUS? Find out in our full research report (it’s free for active Edge members).
Littelfuse (LFUS) Q3 2026 highlights:
- Revenue $766.7 million vs S&P analysts’ estimates of $789.9 million (22.7% year-on-year growth, 2.9% miss)
- Adjusted EPS $5.79 vs S&P analysts’ estimates of $4.98 (16.2% beat)
- Adjusted EBITDA $225.9 million vs analyst estimates of $203.9 million (29.5% margin, 10.8% beat)
- Revenue guidance $760 million at the midpoint for Q4 2026, above analyst estimates of $730.1 million
- Adjusted EPS guidance $5.15 at the midpoint for Q4 2026, above analyst estimates of $4.45
- Operating margin 20%, up from 15.6% in the same quarter last year
- Market capitalization $10.27 billion
While we enjoy listening to the management’s commentary, our favorite part of earnings calls is the analyst questions. Those are unscripted and can often highlight topics that management teams would rather avoid or topics where the answer is complicated. Here is what has caught our attention.
Our top 5 analyst questions from Littelfuse’s Q3 earnings call
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David Williams (Needham): asked whether strong semiconductor growth was driven more by cyclical demand recovery or the company’s operational changes. CEO Gregory Henderson explained that both market momentum and portfolio optimization played roles, with share gains in protection semiconductors and a focus on higher value applications in power semis.
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David Williams (Needham): followed up on pricing and lead times. Henderson and CFO Abhishek Khandelwal noted ongoing inflation is being managed through price increases and productivity initiatives, with the intent to remain price cost neutral in 2026. Lead times were described as normal, though customers are booking further out.
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Christopher Glynn (Oppenheimer): inquired about customer booking behavior and inventory trends. Henderson clarified that while customers are planning further ahead, there is no evidence of broad inventory build-up, and direct engagement with customers offers better demand visibility.
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Christopher Glynn (Oppenheimer): questioned the sustainability of fixed cost savings and their impact on EPS. Khandelwal stated the $5 million in realized savings is part of a longer-term $50 million optimization plan, with further benefits expected into 2027.
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Luke Junk (Baird): asked about drivers behind data center growth and the impact of high voltage system adoption. Henderson indicated current growth is led by low voltage applications, with increasing design wins in high voltage systems expected to contribute more in the future.
Catalysts in upcoming quarters
Going forward, the StockStory team will be monitoring (1) Littelfuse’s ability to sustain data center and grid-related growth as demand for electrification accelerates, (2) progress on operational excellence initiatives to expand margins and deliver targeted cost savings, and (3) the realization of synergies from the Basler acquisition, particularly in cross-selling to utility and industrial customers. Continued diversification across high-growth end-markets and proactive management of inflationary pressures will also be important signposts.
Littelfuse currently trades at $390.26, up from $383 just before the earnings. Is the company at an inflection point that warrants a buy or sell? See for yourself in our full research report (it’s free).
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