"I need more data than Elon does to make a decision," Gwynn Shotwell once said.

Gwynne Shotwell, long Elon Musk's second-in-command at SpaceX, spoke exclusively with CNBC ahead of her company's highly anticipated IPO.

SpaceX President Gwynne Shotwell shares her thoughts on the future of the company and opportunities ahead.

With Elon Musk in Texas, SpaceX president Gwynne Shotwell took the company public in a record-setting IPO at Nasdaq.

"I need more data than Elon does to make a decision," Gwynn Shotwell once said.

CNBC spoke to people who've worked with SpaceX's president and chief operating officer.