Revenue for San Diego diabetes testing equipment maker DexCom Inc. rose to $27.8 million for the first quarter of 2013. This marks a 47 percent increase from a year previous and beat analyst expectations, which projected revenue of $28.3 million.

The company said its first quarter loss reduced to $11.1 million, or 16 cents per share, from $14.1 million, or 21 cents per share in the same period last year.

Shares for the $1.18 billion market cap company rose about 3 percent, to $16.90 per share at market close, following the announcement of the quarterly results.

DexCom develops monitoring devices that continually monitor blood sugar for people with diabetes, whether in the hospital or at home.

— SDBJ Staff Report