XOMA Corporation Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Net Loss per Share of Common Stock

Net Loss per Share of Common Stock

12 Months Ended

Dec. 31, 2015

11. Net Loss per Share of Common Stock

Potentially dilutive securities are excluded from the calculation of diluted net loss per share of common stock if their inclusion is anti-dilutive.

The following table shows the weighted-average outstanding securities considered anti-dilutive and therefore excluded from the computation of diluted net loss per share (in thousands):

	Year Ended December 31,
	2015		2014		2013
Common stock options and RSUs		11,011		6,666		7,087
Warrants for common stock		19,210		2,073		15,839
Total		30,221		8,739		22,926

The following is a reconciliation of the numerators and denominators used in calculating basic and diluted net loss per share of common stock (in thousands):

	Year Ended December 31,
	2015			2014			2013
Numerator
Net loss	$	(20,606	)	$	(38,301	)	$	(124,058	)
Basic
Adjustment for revaluation of contingent warrant liabilities		—			(39,512	)		—
Diluted	$	(20,606	)	$	(77,813	)	$	(124,058	)

Denominator
Weighted average shares outstanding used for basic net loss per share		117,803			107,435			86,938
Effect of dilutive warrants		—			7,898			—
Weighted average shares outstanding and dilutive securities used for diluted net loss per share		117,803			115,333			86,938