5. EARNINGS PER SHARE

6 Months Ended

Jun. 30, 2015

Earnings Per Share [Abstract]

EARNINGS PER SHARE

Earnings per share is based upon the weighted average number of shares of common stock and common stock equivalents outstanding, net of common stock held in treasury, as follows (in thousands except share and per share data):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2015		2014		2015			2014
Net income (loss) attributable to RadNet, Inc.'s common stockholders	$	3,395	$	5,144	$	(1,159	)	$	(7,280	)
BASIC NET INCOME (LOSS) PER SHARE ATTRIBUTABLE TO RADNET, INC.'S COMMON STOCKHOLDERS
Weighted average number of common shares outstanding during the period		43,370,024		40,817,333		43,059,686			40,413,863
Basic net income (loss) per share attributable to RadNet, Inc.'s common stockholders	$	0.08	$	0.13	$	(0.03	)	$	(0.18	)
DILUTED NET INCOME (LOSS) PER SHARE ATTRIBUTABLE TO RADNET, INC.'S COMMON STOCKHOLDERS
Weighted average number of common shares outstanding during the period		43,370,024		40,817,333		43,059,686			40,413,863
Add nonvested restricted stock subject only to service vesting		897,892		1,019,930		–			–
Add additional shares issuable upon exercise of stock options and warrants		417,683		1,425,732		–			–
Weighted average number of common shares used in calculating diluted net income per share		44,685,599		43,262,995		43,059,686			40,413,863
Diluted net income (loss) per share attributable to RadNet, Inc.'s common stockholders	$	0.08	$	0.12	$	(0.03	)	$	(0.18	)

For the six months ended June 30, 2015 and 2014 we excluded all outstanding options and restricted stock awards in the calculation of diluted earnings per share because their effect would be antidilutive.