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v3.5.0.2

Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands | Jun. 30, 2016 | Dec. 31, 2015
--- | --- | ---
Assets |  |
Cash and cash equivalents | $ 8,661 | $ 28,899
Restricted cash | 4,426 | 1,612
Investments | 27,079 | 22,664
Receivables from collaborations | 2,234 | 6,243
Inventory | 1,949 | 1,612
Prepaid expenses and other current assets | 1,674 | 2,674
Deferred collaboration expense | 89 | 90
Total current assets | 46,112 | 63,794
Investments | 24,154 | 47,683
Property and equipment, net | 10,112 | 5,149
Deferred collaboration expense | 229 | 265
Other assets | 1,610 | 5,468
Total assets | 82,217 | 122,359
Liabilities and Stockholders’ Equity |  |
Accounts payable | 5,051 | 9,307
Accrued expenses | 11,783 | 16,237
Interest payable | 9,203 | 6,746
Deferred collaboration revenue | 2,134 | 2,163
Non-recourse notes payable | 28,023 | 27,804
Total current liabilities | 56,194 | 62,257
Deferred collaboration revenue | 8,776 | 9,674
Deferred rent | 297 | 329
Foreign currency derivative | 974 |
Lease financing obligation | 2,589 | 2,375
Stockholders’ equity: |  |
Preferred stock, $0.001 par value; shares authorized — 5,000; no shares issued and outstanding |  |
Common stock, $0.01 par value: shares authorized — 200,000; shares issued and outstanding — 73,701 in 2016 and 73,355 in 2015 | 737 | 734
Additional paid-in capital | 562,634 | 558,113
Accumulated other comprehensive income (loss) | 46 | (206)
Accumulated deficit | (550,030) | (510,917)
Total stockholders’ equity | 13,387 | 47,724
Total liabilities and stockholders’ equity | $ 82,217 | $ 122,359

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