| Net income | -59.6M |
| Patent costs expensed and amortized | |
| Amortization of deferred revenue-Roche | |
| Stock compensation expense | |
| Accrued marketing costs | |
| Accounts receivable-Roche | 60K |
| Prepaid expenses | |
| Advanced payment-Roche | |
| Accounts payable | -545K |
| Taxes payable | |
| Accrued compensation | |
| Accrued expenses | |
| Net cash provided by (used in) operating activities | |
| Maturities of investment securities available-for-sale | |
| Patent costs | |
| Net cash (used in) provided by investing activities | |
| Proceeds from exercise of stock options | 5.77M |
| Net cash provided by financing activities | |
| Net increase in cash and cash equivalents | 15.92M |
| Cash and cash equivalents, beginning of period | 82.65M |
| Cash and cash equivalents, end of period | 98.58M |