| Net income | -13.2M |
| Recognition of deferred revenue | |
| Amortization of premium on marketable securities, net | |
| Depreciation and amortization | 328K |
| Stock-based compensation expense | 505K |
| Excess tax benefits from stock-based compensation | |
| Receivables from collaborations | |
| Other current assets | |
| Accounts payable, license fees payable and accrued expenses | |
| Deferred license fee revenue | -329K |
| Net cash (used in) provided by operating activities | |
| Purchase of investments in marketable securities | -13.4M |
| Proceeds from sale of investments in marketable securities | |
| Purchase of property and equipment | -346K |
| Net cash used in investing activities | |
| Principal payments on long-term debt | |
| Proceeds from issuance of long-term debt | |
| Proceeds from issuance of common stock, net | 865K |
| Excess tax benefits from stock-based compensation | |
| Net cash provided by financing activities | |
| Net increase in cash and cash equivalents | -19.78M |
| Cash and cash equivalents at beginning of period | 29.1M |
| Cash and cash equivalents at end of period | 9.32M |