DexCom rises after raising lower end of 2026 revenue forecast range
** Shares of DexCom DXCM.O rise 2.6% to $81.97 in extended trading
** The medical device maker expects 2026 revenue between $5.20 billion and $5.25 billion vs its prior range of $5.18 billion to $5.25 billion
** Reports Q3 revenue of $1.34 billion vs analysts' estimate of $1.327 billion - LSEG data
** Company also announced a share repurchase authorization of up to $1 billion
** As of last close, stock up 20.4% YDT