The following summarizes the calculation of basic earnings per share for the three months and six months ended June 30, 2017 and 2016 (in thousands, except per share amounts):



	Three Months Ended June 30, 2017						Three Months Ended June 30, 2016
	Continuing Operations		Discontinued Operations		Net		Continuing Operations		Discontinued Operations			Net
Income (loss)	$	9,611	$	—	$	9,611	$	10,789	$	(2	)	$	10,787
less: Income attributable to noncontrolling interests	—		—		—		1,922		—			1,922
Net income (loss) attributable to SemGroup	$	9,611	$	—	$	9,611	$	8,867	$	(2	)	$	8,865
Weighted average common stock outstanding	65,749		65,749		65,749		45,236		45,236			45,236
Basic earnings per share	$	0.15	$	—	$	0.15	$	0.20	$	—		$	0.20



	Six Months Ended June 30, 2017								Six Months Ended June 30, 2016
	Continuing Operations			Discontinued Operations		Net			Continuing Operations			Discontinued Operations			Net
Income (loss)	$	(666	)	$	—	$	(666	)	$	5,898		$	(4	)	$	5,894
less: Income attributable to noncontrolling interests	—			—		—			10,942			—			10,942
Net loss attributable to SemGroup	$	(666	)	$	—	$	(666	)	$	(5,044	)	$	(4	)	$	(5,048	)
Weighted average common stock outstanding	65,717			65,717		65,717			44,553			44,553			44,553
Basic loss per share	$	(0.01	)	$	—	$	(0.01	)	$	(0.11	)	$	—		$	(0.11	)

The following summarizes the calculation of diluted earnings per share for the three months and six months ended June 30, 2017 and 2016 (in thousands, except per share amounts):



	Three Months Ended June 30, 2017						Three Months Ended June 30, 2016
	Continuing Operations		Discontinued Operations		Net		Continuing Operations		Discontinued Operations			Net
Income (loss)	$	9,611	$	—	$	9,611	$	10,789	$	(2	)	$	10,787
less: Income attributable to noncontrolling interests	—		—		—		1,922		—			1,922
Net income (loss) attributable to SemGroup	$	9,611	$	—	$	9,611	$	8,867	$	(2	)	$	8,865
Weighted average common stock outstanding	65,749		65,749		65,749		45,236		45,236			45,236
Effect of dilutive securities	528		528		528		411		411			411
Diluted weighted average common stock outstanding	66,277		66,277		66,277		45,647		45,647			45,647
Diluted earnings per share	$	0.15	$	—	$	0.15	$	0.19	$	—		$	0.19



	Six Months Ended June 30, 2017								Six Months Ended June 30, 2016
	Continuing Operations			Discontinued Operations		Net			Continuing Operations			Discontinued Operations			Net
Income (loss)	$	(666	)	$	—	$	(666	)	$	5,898		$	(4	)	$	5,894
less: Income attributable to noncontrolling interests	—			—		—			10,942			—			10,942
Net loss attributable to SemGroup	$	(666	)	$	—	$	(666	)	$	(5,044	)	$	(4	)	$	(5,048	)
Weighted average common stock outstanding	65,717			65,717		65,717			44,553			44,553			44,553
Effect of dilutive securities	—			—		—			—			—			—
Diluted weighted average common stock outstanding	65,717			65,717		65,717			44,553			44,553			44,553
Diluted loss per share	$	(0.01	)	$	—	$	(0.01	)	$	(0.11	)	$	—		$	(0.11	)