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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Revenues |  |  |  |  |  |  |  |
Oil and natural gas | $ 454,282 |  | $ 429,758 |  | $ 932,299 |  | $ 771,123 |
Drilling and services | 16,078 |  | 33,632 |  | 33,448 |  | 62,941 |
Midstream and marketing | 15,198 |  | 8,852 |  | 28,230 |  | 17,158 |
Construction contract | 23,253 |  | 0 |  | 23,253 |  | 0 |
Other | 4,176 |  | 6,192 |  | 7,447 |  | 8,847 |
Total revenues | 512,987 |  | 478,434 |  | 1,024,677 |  | 860,069 |
Expenses |  |  |  |  |  |  |  |
Production | 116,811 |  | 122,481 |  | 249,312 |  | 205,791 |
Production taxes | 6,564 |  | 11,001 |  | 16,003 |  | 23,255 |
Cost of sales | 15,348 |  | 19,241 |  | 31,665 |  | 36,802 |
Midstream and marketing | 14,927 |  | 8,559 |  | 26,730 |  | 16,513 |
Construction contract | 23,253 |  | 0 |  | 23,253 |  | 0 |
Depreciation and depletion - oil and natural gas | 138,903 |  | 139,260 |  | 296,429 |  | 226,326 |
Depreciation and amortization - other | 16,022 |  | 15,348 |  | 31,358 |  | 29,860 |
Accretion of asset retirement obligations | 9,800 |  | 7,965 |  | 19,579 |  | 10,572 |
Impairment | 15,643 |  | 0 |  | 15,643 |  | 0 |
General and administrative | 173,261 |  | 61,716 |  | 252,705 |  | 112,017 |
Gain on derivative contracts | (103,654) |  | (669,850) |  | (62,757) |  | (415,204) |
(Gain) loss on sale of assets | (349) |  | 300 |  | 397,825 |  | 3,380 |
Total expenses | 426,529 |  | (283,979) |  | 1,297,745 |  | 249,312 |
Income (loss) from operations | 86,458 | [1] | 762,413 | [1] | (273,068) | [2] | 610,757 | [2]
Other income (expense) |  |  |  |  |  |  |  |
Interest expense | (61,159) |  | (68,569) |  | (147,069) |  | (135,534) |
Bargain purchase gain | 0 |  | 122,696 |  | 0 |  | 122,696 |
Loss on extinguishment of debt | 0 |  | 0 |  | (82,005) |  | 0 |
Other (expense) income, net | (106) |  | (81) |  | 505 |  | 2,387 |
Total other (expense) income | (61,265) |  | 54,046 |  | (228,569) |  | (10,451) |
Income (loss) before income taxes | 25,193 |  | 816,459 |  | (501,637) |  | 600,306 |
Income tax expense (benefit) | 508 |  | (100,617) |  | 4,937 |  | (100,546) |
Net income (loss) | 24,685 |  | 917,076 |  | (506,574) |  | 700,852 |
Less: net income (loss) attributable to noncontrolling interest | 45,121 |  | 99,004 |  | (6,798) |  | 100,958 |
Net (loss) income attributable to SandRidge Energy, Inc. | (20,436) |  | 818,072 |  | (499,776) |  | 599,894 |
Preferred stock dividends | 13,881 |  | 13,881 |  | 27,763 |  | 27,763 |
(Loss applicable) income available to SandRidge Energy, Inc. common stockholders | $ (34,317) |  | $ 804,191 |  | $ (527,539) |  | $ 572,131 |
(Loss) earnings per share |  |  |  |  |  |  |  |
Basic (in dollars) | $ (0.07) |  | $ 1.74 |  | $ (1.10) |  | $ 1.33 |
Diluted (in dollars) | $ (0.07) |  | $ 1.46 |  | $ (1.10) |  | $ 1.13 |
Weighted average number of common shares outstanding |  |  |  |  |  |  |  |
Basic (in shares) | 479,154 |  | 461,008 |  | 478,494 |  | 430,802 |
Diluted (in shares) | 479,154 |  | 560,640 |  | 478,494 |  | 530,378 |
[1] | Exploration and production segment income from operations includes unrealized gains of $85.9 million and $580.7 million on commodity derivative contracts for the three-month periods ended June 30, 2013 and 2012, respectively.
[2] | Exploration and production segment (loss) income from operations includes unrealized gains of $61.1 million and $451.5 million on commodity derivative contracts for the six-month periods ended June 30, 2013 and 2012, respectively. Exploration and production segment also includes a loss on the sale of the Permian Properties of $399.1 million for the six-month period ended June 30, 2013.

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