The table below represents the computation of UAL’s basic and diluted earnings (loss) per share amounts and the number of securities that have been excluded from the computation of diluted earnings (loss) per share amounts because they were antidilutive (in millions, except per share amounts):


	Three Months Ended June 30,						Six Months Ended June 30,
	2013			2012			2013		2012
Basic earnings (loss) per share:
Net income (loss)	$	469		$	339		$	52	$	(109	)
Less: Income allocable to participating securities		(1	)		(1	)		—		—

Earnings (loss) available to common stockholders	$	468		$	338		$	52	$	(109	)

Basic weighted average shares outstanding		341			331			337		331

Earnings (loss) per share, basic	$	1.37		$	1.02		$	0.15	$	(0.33	)

Diluted earnings (loss) per share:
Earnings (loss) available to common stockholders	$	468		$	338		$	52	$	(109	)
Effect of convertible notes		11			11			—		—

Earnings (loss) available to common stockholders including the effect of dilutive securities	$	479		$	349		$	52	$	(109	)

Diluted shares outstanding:
Basic weighted-average shares outstanding		341			331			337		331
Effect of convertible notes		53			61			—		—
Effect of employee stock options		—			1			—		—

Diluted weighted-average shares outstanding		394			393			337		331

Earnings (loss) per share, diluted	$	1.21		$	0.89		$	0.15	$	(0.33	)

Potentially dilutive shares excluded from diluted per share amounts:
Restricted stock and stock options		3			5			3		7
Convertible notes		—			—			57		61