Sepura Rises for Fourth Day on U.S. Radio Changes: London Mover

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Sepura Plc, the U.K. company that supplies radios to the majority of British police forces, rose for a fourth day to its highest price in four years after U.S. authorities endorsed the Tetra technology used in its devices.

Sepura gained 0.9 percent to 87.5 pence, the highest since July 2008 at the close of London trading. The stock has advanced 83 percent this year, giving the company a market value of 120 million pounds ($194 million).