Why DexCom Stock Jumped Today
Shares of DexCom (NASDAQ: DXCM) had jumped 5% as of 3 p.m. EDT on Monday after rising as much as 6.1% earlier in the day. The diabetes-care technology company didn't announce any news. Instead, DexCom's rise appears to be due to the positive momentum for growth stocks in general.
When the overall stock market moves up (or down), it's not unusual for DexCom to move in tandem. The old saying that "a rising tide lifts all boats" is often true with stocks.
Source Fool.com