SAN DIEGO--(BUSINESS WIRE)--DexCom, Inc. (Nasdaq:DXCM) today reported a net loss of $11.1 million and $46.6 million for the three and twelve months ended December 31, 2006, compared to $12.1 million and $30.9 million for the same periods in 2005. Basic and diluted net loss per share was $0.39 and $1.71 for the three and twelve months ended December 31, 2006 compared to $0.48 and $1.63 for the three and twelve months ended December 31, 2005.