Note 16—Loss per Share

The following sets forth the computation of basic and fully diluted weighted average shares outstanding and loss per share of common stock for the periods indicated (unaudited, in thousands except for per share amounts):

	Three Months Ended September 30, 2013			Three Months Ended September 30, 2012			Six Months Ended September 30, 2013			Six Months Ended September 30, 2012			Cumulative from August 5, 2010 (Inception) through September 30, 2013
	(unaudited)			(unaudited)			(unaudited)			(unaudited)			(unaudited)
Numerator
Net loss attributable to Prospect Global Resources Inc.	$	(15,581	)	$	(13,945	)	$	(14,047	)	$	(17,266	)	$	(145,624	)
Undeclared Preferred Stock Dividends	(160		)	—			(160		)	—			(160		)
Net loss applicable to common shares for basic and diluted earnings per share	$	(15,741	)	$	(13,945	)	$	(14,207	)	$	(17,266	)	$	(145,784	)
Denominator
Weighted average number of common shares outstanding — basic	2,737			1,094			2,124			943			1,169
Dilution effect of restricted stock and warrants	—			—									—
Weighted average number of common shares outstanding — fully diluted	2,737			1,094			2,124			943			1,169
Basic and fully diluted loss per share of common stock	$	(5.75	)	$	(12.74	)	$	(6.69	)	$	(18.31	)	$	(124.71	)

Our outstanding warrants and options (described in Note 12 — Equity Based Compensation, Note 13 — Warrants and Note 14 — Stockholders’ Equity), were not included in the computation of Loss per Share above as to do so would have been antidilutive for the periods presented. These potentially dilutive warrants and options totaled 7,386,907 shares as of September 30, 2013.