| Net loss | -192.7M |
| Depreciation | 583K |
| Stock-based compensation | 39.85M |
| Non-cash charge resulting from lease termination | |
| Other | |
| Prepaid expenses, receivables and other current assets | -2.89M |
| Other assets | -646K |
| Accounts payable | 994K |
| Accrued expenses | 14.09M |
| Deferred revenue | 1.88M |
| Other long-term liabilities | -55K |
| Net cash used in operating activities | |
| Purchases of investment securities | |
| Maturities of investment securities | |
| Proceeds from sales of property and equipment | |
| Net cash provided by (used in) investing activities | |
| Proceeds from issuance of common stock | 515.51M |
| Repayments of long-term debt | |
| Net cash provided by (used in) financing activities | |
| Effect of exchange rate changes on cash | -2K |
| Net increase (decrease) in cash and cash equivalents | 51.54M |
| Beginning of period | 102.14M |
| End of period | 153.68M |