Additional Non GAAP Reconciliations March 31, December 31, March 31, 2015 2015 2016 Net income (loss) (10,483) $ (12,282) $ 7,867 $ Interest expense and other, net 13,937 11,192 11,109 Income tax provision (benefit) 351 (91) 951 Depreciation and amortization 47,264 46,826 40,199 Stock-based compensation expense 3,415 3,730 4,086 Restructuring, acquisition and integration-related costs 5,372 4,484 3,013 Gain on sale of business - - (5,727) Loss on extinguishment of debt 1,286 - 232 Purchases of property and equipment (17,529) (27,055) (18,573) Unlevered Free Cash Flow 43,613 $ 26,804 $ 43,157 $ March 31, December 31, March 31, 2015 2015 2016 Net cash provided by operating activities 18,865 $ 41,359 $ 10,630 $ Income tax provision (benefit) 351 (91) 951 Non-cash income taxes (185) (145) (298) Interest expense and other, net 13,937 11,192 11,109 Amortization of debt discount and issuance costs (1,029) (831) (859) Restructuring, acquisition and integration-related costs 5,372 4,484 3,013 Changes in operating assets and liabilities 23,741 (2,324) 36,589 Purchases of property and equipment (17,529) (27,055) (18,573) Other, net 90 215 595 Unlevered Free Cash Flow 43,613 $ 26,804 $ 43,157 $ Net cash (used in) provided by investing activities (17,529) (27,055) 7,427 Net cash used in financing activities (27,416) (10,631) (48,640) EARTHLINK HOLDINGS CORP. Reconciliation of Net Income (Loss) to Unlevered Free Cash Flow (in thousands) Three Months Ended Three Months Ended EARTHLINK HOLDINGS CORP Reconciliation of Net Cash Provided by Operating Activities to Unlevered Free Cash Flow (in thousands)
