Semtech(SMTC) - 2025 Q3 - Quarterly Results

Exhibit 99.1 FOR IMMEDIATE RELEASE Contact: Sara Kesten Semtech Corporation (805) 480-2004 webir@semtech.com Semtech Announces Third Quarter of Fiscal Year 2025 Results • Net sales of $236.8 million, up 10% sequentially • Record data center net sales of $43.1 million, up 58% sequentially • GAAP gross margin of 51.1%, up 210 basis points sequentially and Non-GAAP gross margin of 52.4%, up 200 basis points sequentially • GAAP operating margin of 7.5%, up 390 basis points sequentially and Non-GAAP operating ma ...