SpaceX shares rebounded Tuesday, halting a three-day slump that saw over $600 billion vanish from its valuation. The stock climbed significantly after a brief dip below its IPO price. Meanwhile, the company is experiencing immense investor interest, attracting approximately $89 billion in demand for its inaugural US bond sale, signaling a major financial event in the investment-grade market.

SpaceX stock has fallen back toward $185 from a $225 peak, as a thin float, new short-selling tools, and a $60bn Cursor deal cool the euphoria.

A rally following the company's record breaking IPO on June 12 has cooled, with stock dropping the past two full days of trading.

US company's shares have jumped nearly 40% from the June 12 IPO price of $135

SpaceX shares have seen a significant drop, losing hundreds of billions in value over three days. This decline follows the company's announcement of its first investment-grade…