DexComDexCom ( DXCM) designs, develops and commercializes continuous glucose monitoring systems for ambulatory use by people with diabetes and for use by health care providers in the hospital for the treatment of both diabetic and non-diabetic patients. This stock is trading up 4.4% at $17.14 in recent trading. Today's Volume: 1 million Average Volume: 371,379 Volume % Change: 330% Shares of DXCM are trending higher today in front of its earnings report, which is due out after the market close. >>5 Health Care Stocks Under $10 to Watch From a technical perspective, DXCM is ripping higher here right off its 50-day moving average of $15.96 with above-average volume. This move is quickly pushing shares of DXCM within range of triggering a major breakout trade. That trade will hit if DXCM manages to take out its 52-week high at $17.62 with high volume. Traders should now look for long-biased trades in DXCM after its earnings report if this stock can sustain a move or close above its 52-week high at $17.62 with volume that hits near or above 371,379 shares. If that breakout triggers, then DXCM will set up to enter new 52-week-high territory, which is bullish technical price action. Some possible upside targets off that breakout are $20 to $22. RPX CorpRPX Corp ( RPXC) provides a subscription-based patent risk management solution that facilitates more efficient exchanges of value between owners and users of patents compared with transactions driven by actual or threatened litigation. This stock is trading up 8% at $14.49 in recent trading. Today's Volume: 795,000 Average Volume: 295,879 Volume % Change: 357% Shares of RPXC are moving higher today after the company delivered a profit and missed Wall Street expectations, but beat the revenue expectations. Revenue rose 39.57% to $61.2 million from the year-earlier period. From a technical perspective, RPXC is gapping sharply higher here right off its 50-day moving average at $13.35 with heavy upside volume. This move has started to push shares of RPXC into breakout territory, since the stock has cleared some near-term overhead resistance levels at $14.14 to $14.42. At last check, RPXC has hit an intraday high of $15.11 and volume is well above its three-month average action of 295,879 shares.