Net Income Per Share of Class A Common Stock (Tables)

12 Months Ended

Dec. 31, 2018

Company's Basic and Diluted Net Income Per Share and Weighted Average Shares Outstanding

The calculations of the Company’s basic and diluted net income per share and weighted average shares outstanding for the years ended December 31, 2018, 2017 and 2016 are presented below:

	Year Ended December 31,
	2018		2017		2016
Net income attributable to Lazard Ltd - basic	$	527,125	$	253,583	$	387,698
Net income attributable to Lazard Ltd - diluted	$	527,125	$	253,583	$	387,698
Weighted average number of shares of Class A common stock outstanding		118,753,778		121,309,174		124,635,160
Add - adjustment for shares of Class A common stock issuable on a non-contingent basis		252,753		264,268		135,241
Weighted average number of shares of Class A common stock outstanding - basic		119,006,531		121,573,442		124,770,401
Add - dilutive effect, as applicable, of:
Weighted average number of incremental shares of Class A common stock issuable from share-based incentive compensation		10,761,061		10,906,286		7,863,229
Weighted average number of shares of Class A common stock outstanding - diluted		129,767,592		132,479,728		132,633,630
Net income attributable to Lazard Ltd per share of Class A common stock:
Basic	$	4.43	$	2.09	$	3.11
Diluted	$	4.06	$	1.91	$	2.92