Littelfuse, Inc. (LFUS)

Littelfuse stock has shown an upward trend with a 17.29% increase over the past six months and a 7.43% increase from December 2024 to December 2025. Key events include a strong Q3 2025 earnings report with net sales of $625 million and adjusted diluted EPS of $2.95, Q4 2025 revenue guidance of $570 million to $590 million and adjusted EPS guidance of $2.40 to $2.60, the acquisition of Basler Electric, and insider trading activities involving the sale of stock by an Executive VP and a Senior VP.

Littelfuse's business experiences demand seasonality, which can lead to non-linear margin trends, with the fourth quarter typically exhibiting seasonality. In Q1 2025, the Transportation Products segment experienced a decline in sales due to weaker demand in Europe and North America.

Littelfuse designs, manufactures, and sells circuit protection, power control, and sensing products, including fuses, resettable fuses, ESD suppressors, varistors, magnetic sensing products, and gas discharge tubes. They also produce semiconductor products like TVS diodes, MOSFETs, IGBTs, electronic switches, solenoids, battery management devices, solid-state relays, and protective relays, serving the electronics, transportation, and industrial sectors.

Littelfuse operates in over 20 countries with more than 40 facilities across the Americas, Europe, and Asia. Approximately 41% of its revenue comes from the U.S., 38% from the Asia-Pacific region, and 21% from Europe.

Littelfuse has received positive recognition for its corporate responsibility, being named one of Newsweek's 2025 America's Most Responsible Companies for the third consecutive year. This award is based on ESG key performance indicators and public perception, and there were no significant negative events affecting the company's brand reputation in the past year.

Littelfuse, Inc. is primarily controlled by large financial institutions, with institutional investors holding approximately 84.56% to 91.61% of the stock. Major institutional owners include Vanguard Group Inc., BlackRock, Inc., Kempen Capital Management N.v., Neuberger Berman Group LLC, Mairs & Power Inc, iShares Core S&P Mid-Cap ETF (IJH), Vanguard Total Stock Market Index Fund Investor Shares (VTSMX), and State Street Corp. Individual investors hold a smaller percentage of the company's stock, around 1.31% to 7.24%.