CABOT MICROELECTRONICS CORPORATION CONSOLIDATED BALANCE SHEETS (In thousands, except share and per share amounts) September 30, 2012 Assets Current assets: Cash and cash equivalents Accounts receivable, less allowance for doubtful accounts of $4,757 at September 30, 2012, and $1,090 at September 30, 2011 Inventories Prepaid expenses and other current assets Deferred income taxes Total current assets Property, plant and equipment, net Goodwill Other intangible assets, net Deferred income taxes Other long-term assets Total assets Liabilities and Stockholders’ Equity Current liabilities: Accounts payable Current portion of long-term debt Capital lease obligations Accrued expenses, income taxes payable and other current liabilities Total current liabilities Long-term debt, net of current portion Deferred income taxes Capital lease obligations, net of current portion Other long-term liabilities Total liabilities Commitments and contingencies (Note 16) Stockholders’ equity: Common Stock: Authorized: 200,000,000 shares, $0.001 par value; Issued: 28,864,527 shares at September 30, 2012, and 27,652,336 shares at September 30, 2011 Capital in excess of par value of common stock Retained earnings Accumulated other comprehensive income Treasury stock at cost, 5,682,288 shares at September 30, 2012, and 4,715,577 shares at September 30, 2011 Total stockholders’ equity Total liabilities and stockholders’ equity The accompanying notes are an integral part of these consolidated financial statements. 2011 $ 178,459 53,506 66,472 12,608 6,843 317,888 125,020 44,620 12,473 5,879 11,945 $ 517,825 $ 302,546 52,747 56,128 14,735 4,249 430,405 130,791 41,148 14,651 862 10,372 $ 628,229 $ 19,542 10,937 2 32,738 63,219 161,875 2,017 19 7,104 234,234 $ 22,436 — 10 33,104 55,550 — — 2 6,323 61,875 29 329,782 129,441 30,466 (206,127) 283,591 $ 517,825 28 278,360 435,429 24,127 (171,590) 566,354 $ 628,229 36