| Net loss | -23.49M |
| Depreciation | 7.58M |
| Stock based compensation | 3.21M |
| Marketable securities recovery, accretion, and other | |
| Recovery on sale of China building | |
| (Gain) loss on disposal of equipment | |
| Accounts receivable | 308K |
| Inventories | 6.62M |
| Prepaid expenses and other assets | 463K |
| Accounts payable | -2.42M |
| Accrued liabilities and other liabilities | -2.05M |
| Net cash used in operating activities | |
| Purchases of plant and equipment | -258K |
| Proceeds from sale of building and equipment | |
| Purchases of marketable securities | 0 |
| Proceeds from sales and redemptions of marketable securities | 0 |
| Net cash (used in) provided by investing activities | |
| Issuance of common stock | 74K |
| Net cash provided by financing activities | |
| Net decrease in cash and cash equivalents | -11.46M |
| Cash and cash equivalents at beginning of period | 18.43M |
| Cash and cash equivalents at end of period | 6.97M |