Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited)

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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $)
In Thousands, unless otherwise specified
 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Cash flows from operating activities:    
Net loss $ (71,759) $ (73,431)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation 2,014 3,308
Common stock contribution to 401(k) 828 1,134
Stock-based compensation expense 3,946 3,368
Accrued interest on interest bearing obligations 2,031 878
Revaluation of contingent warrant liabilities 25,745 25,746
Restructuring charge related to long-lived assets 0 2,241
Amortization of debt discount, final payment fee on debt, and debt issuance costs 1,841 1,388
Loss on sale costs and retirement of property & equipment 281 0
Unrealized gain on foreign currency exchange (55) (88)
Unrealized loss (gain) on foreign exchange options 184 721
Other non-cash adjustments (21) 17
Changes in assets and liabilities:    
Trade and other receivables, net 2,637 5,251
Prepaid expenses and other assets (1,042) (421)
Accounts payable and accrued liabilities (2,130) 3,451
Deferred revenue (1,436) (2,948)
Other liabilities (1,666) (47)
Net cash used in operating activities (38,602) (29,432)
Cash flows from investing activities:    
Purchase of investments 0 (16,988)
Proceeds from maturities of investments 40,000 0
Net purchase of property and equipment (1,069) (2,097)
Proceeds from sale of property and equipment 0 452
Net cash provided by (used in) investing activities 38,931 (18,633)
Cash flows from financing activities:    
Proceeds from issuance of common stock, net of issuance costs 29,959 39,624
Proceeds from the exercise of warrants 438 0
Proceeds from the issuance of long-term debt, net of issuance costs 0 4,439
Principal payments of debt (2,083) (2,143)
Payment of issuance costs on long-term debt 0 4,439
Net cash (used in) provided by financing activities 28,314 41,920
Net increase in cash and cash equivalents 28,643 (6,145)
Cash and cash equivalents at the beginning of the period 45,345 [1] 48,344
Cash and cash equivalents at the end of the period 73,988 42,199
Cash paid for:    
Interest 988 723
Non-cash investing and financing activities:    
Issuance of warrants 0 (6,390)
Reclassification of contingent warrant liability to equity upon exercise of warrants (1,585) (337)
Interest added to principal balances on long-term debt 745 941
Investment in noncontrolling interest 171 0
Discount on long-term debt $ 0 $ (55)
[1] The condensed consolidated balance sheet as of December 31, 2012 has been derived from the audited consolidated financial statements as of that date included in the Company's Annual Report on Form 10-K for the year ended December 31, 2012.