Tesla, riding a hot stock that has jumped more than 100 percent in the last two months, is planning to offer another 2.7 million shares. The additional stock, along with the offering of convertible senior notes due in 2018, is expected to generate $830 million for the electric-car company.
Shares of Tesla jumped more than 6 percent in after-hours trading once Tesla announced the offerings.
(Read More: Cramer: Behind Tesla's Fast & Furious Advance)
Tesla says it will use some of the proceeds to pay off what's left of the company's $465 Million Department of Energy loan it took out in 2010. The remainder will be banked for future undisclosed needs.