Tesla shares could be overshadowed by the aerospace company’s record-breaking $1.75 trillion public offering and what some investors see as more “sizzle.”

Tesla shares could be overshadowed by the aerospace company’s record-breaking $1.75 trillion public offering and what some investors see as more “sizzle.”

The chatter is about a potential merger with SpaceX, Elon Musk's breakout rocket company that is set to go public later this year at a valuation approaching $2 trillion.