Inmarsat Regulatory News (ISAT)

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FOR IMMEDIATE RELEASE

6 July 2018

Inmarsat plc statement re withdrawal of EchoStar

The Board of Inmarsat plc ("Inmarsat" or the "Company") notes today's further announcement by EchoStar Corporation ("EchoStar") that it does not intend to make an offer for Inmarsat.

The Board remains highly confident in the independent strategy and prospects of Inmarsat, given our track record, unique capabilities, differentiated market position and strong channels to market. Inmarsat will publish its interim year results for the period to 30 June 2018 on 2 August 2018 and will update the market on the Company's progress at that time.

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This announcement is not intended to, and does not, constitute or form part of any offer, invitation or the solicitation of an offer to purchase, otherwise acquire, subscribe for, sell or otherwise dispose of, any securities whether pursuant to this announcement or otherwise.

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