| Announced Date | Round | Money Raised | Number of Investors | Lead Investors | Post Valuation | |
|---|---|---|---|---|---|---|
| Dec 23, 2019 | Post-IPO Debt | $1.40B | 1 | — | — | Detail |
| May 19, 2016 | Post-IPO Equity | $1.46B | 1 | — | — | Detail |
| Sep 16, 2009 | Series F | $82.50M | 2 | Al Wahada Capital Investment | — | Detail |
| Jun 23, 2009 | Debt Financing | $465M | 1 | US Department of Energy | — | Detail |
| May 19, 2009 | Series E | $50M | 1 | Mercedes-Benz Group AG | — | Detail |
| Feb 8, 2008 | Series E | $40M | 1 | — | — | Detail |