COMMON STOCK AND EARNINGS PER SHARE

Basic earnings per share attributable to Knoll, Inc. stockholders excludes the dilutive effect of (i) common shares that could potentially be issued due to the exercise of stock options, and (ii) unvested restricted stock and restricted stock units, and is computed by dividing net income by the weighted-average number of common shares outstanding for the period. Diluted earnings per share attributable to Knoll, Inc. stockholders includes the effect of shares and potential shares and units issued under the stock incentive plans. The following table sets forth the reconciliation from basic to diluted weighted-average number of common shares outstanding:



	Three months ended		Six months ended
	June 30,	June 30,	June 30,	June 30,
	2014	2013	2014	2013
	(in thousands)		(in thousands)
Weighted-average number of common shares outstanding - basic	47,366	46,897	47,283	46,865
Potentially dilutive shares resulting from stock plans	609	696	729	718
Weighted-average number of common shares outstanding - diluted	47,975	47,593	48,012	47,583
Antidilutive equity awards number of shares not included in the weighted-average common shares - diluted	138	242	158	164

NOTE 11. COMMON STOCK AND EARNINGS PER SHARE (continued)

Common stock activity for the six months ended June 30, 2014 and 2013 included the repurchase of 379,051 shares for $6.2 million and 144,714 shares for $2.5 million, respectively. Common stock activity for the six months ended June 30, 2014 also included the exercise of 195,807 stock options for $2.6 million and the vesting of 496,191 restricted shares. Common stock activity for the six months ended June 30, 2013 included the exercise of 183,036 stock options for $2.1 million and the vesting of 86,630 restricted shares. During the three and six months ended June 30, 2014, the Company granted 420,000 and 1,081,919, respectively, equity-based awards to certain employees and the Company's Board of Directors. The vesting of these awards is subject to certain service, performance or market conditions.