Semtech Advances Sustainability Leadership with 2025 CSR Report

“Our 2025 CSR Report highlights how we’re evolving as a technology leader and responsible corporate citizen, helping our customers create the infrastructure for a more connected and sustainable world as we strengthen our long-term competitiveness,” said Asaf Silberstein, executive vice president and chief operating officer.

Key Sustainability Achievements

Semtech’s sustainability advancements demonstrate the company’s commitment to responsible growth:

• Climate Leadership: Preparing to submit science-based targets in 2026, targeting substantial greenhouse gas reductions aligned with 1.5°C pathways and net-zero by 2050
• Product Innovation: More than 30% of global IoT LPWAN connections powered by Semtech’s LoRa® technology, enabling resource conservation across industries
• Operational Excellence: Achieved ISO 14001:2015 certification at three key facilities while implementing energy efficiency improvements across 33 global locations
• Workforce Development: Employee engagement increased from 57% to 68% with launch of Emerging Leaders Class of 2025 program

Supply Chain and Financial Performance

The initiatives complement Semtech's strong financial performance, with $868.8 million in fiscal 2024 revenue and a diversified global presence that enhances supply chain resilience.

All suppliers must adhere to Responsible Business Alliance standards, with more than 100 suppliers participating in conflict minerals due diligence programs. The company maintains rigorous compliance with environmental regulations including REACH, RoHS and TSCA.

Availability

The complete 2025 Corporate Social Responsibility Report and additional information about Semtech's sustainability initiatives are available at www.semtech.com/company/corporate-citizenship.

About Semtech

Semtech Corporation (Nasdaq: SMTC) is a leading provider of high-performance semiconductor, IoT systems and cloud connectivity service solutions dedicated to delivering high-quality technology solutions that enable a smarter, more connected and sustainable planet. Our global teams are committed to empowering solution architects and application developers to develop breakthrough products for the infrastructure, industrial and consumer markets. To learn more about Semtech technology, visit us at Semtech.com or follow us on LinkedIn or X.

Semtech, the Semtech logo, and LoRa are registered trademarks or service marks of Semtech Corporation or its subsidiaries. All other trademarks, service marks, and trade names mentioned in this press release are the property of their respective owners.

Forward Looking Statements

This press release contains “forward-looking statements” within the meaning of the “safe harbor” provisions of the Private Securities Litigation Reform Act of 1995, as amended, including statements relating to market and industry trends; our commitments to sustainability and responsible growth; our emissions reduction and renewable energy goals; and the performance and sustainability benefits of our products and services. Some factors that may affect these forward-looking statements include: the volatility of our financial results or impact of the cyclical nature of our industry, including during industry downturns or due to periodic economic uncertainty; disruptions in U.S. or foreign government operations, funding or incentives; changes in export restrictions and laws affecting the company's trade and investments, including tariffs or retaliatory tariffs; interruption or loss of supplies or services from the limited number of suppliers and subcontractors we rely upon; our suppliers' manufacturing capacity constraints or other supply chain disruptions; failure to successfully develop and sell new products, meet new industry standards or requirements or anticipate changes in projected or end market users; and business interruptions, such as natural disasters, acts of violence and the outbreak of contagious diseases.

Forward-looking statements involve known and unknown risks and uncertainties that could cause actual results and events to differ materially from those projected. Please refer to the publicly filed documents of Semtech Corporation, including its most recent Annual Report on Form 10-K, for additional information about Semtech and the risks and uncertainties related to Semtech’s business which may affect the statements made in this press release. Investors are cautioned not to place undue reliance on any forward-looking information contained herein, which speak only as of the date hereof. Except as required by law, Semtech assumes no obligation to publicly release the results of any update or revision to any forward-looking statement that may be made to reflect new information, events or circumstances after the date hereof or to reflect the occurrence of unanticipated or future events, or otherwise.

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