Globalstar Announces an Update to the HIBLEO-4 Satellite Replenishment Launch

COVINGTON, La.--(BUSINESS WIRE)--May 15, 2026-- Globalstar (NASDAQ: GSAT), a next-generation telecommunications infrastructure and technology provider, today announced that the planned May 17 launch of its HIBLEO-4 replenishment satellites with SpaceX has been postponed to allow more time for Globalstar teams to prepare the satellites for launch. A new launch date will be shared once confirmed.

The mission remains focused on replenishing Globalstar’s existing low Earth orbit constellation in support of continued network resilience and service reliability.

About Globalstar, Inc.

Globalstar is a global telecommunications provider connecting what matters most. Through our industry-leading low Earth orbit (LEO) satellite constellation and licensed Band 53/n53 spectrum, we deliver reliable satellite and terrestrial connectivity solutions that empower customers worldwide to connect, transmit, and communicate smarter.

Our comprehensive connectivity ecosystem includes software-defined, purpose-built private wireless network platform, coupled with Globalstar Band 53 in XCOM RAN^TM and trusted GPS messengers Saved by SPOT^TM for safety and personal communication for business and enterprise applications.

Serving business, enterprise, and consumer markets across the globe, Globalstar supports applications that track and protect assets, enable automation, enhance operational efficiency, and safeguard lives. With unmatched reach and a relentless focus on innovation, and mission-critical performance, we're redefining what's possible for global connectivity.

To learn more, visit www.globalstar.com.

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Media Contact:
Alisa Moloney
Alisa.Moloney@globalstar.com

Source: Globalstar, Inc.