Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2013

Earnings Per Share

Summary of the computation of basic and diluted average shares outstanding and net income per common share

The following table sets forth the computation of basic and diluted average shares outstanding (in millions, except per share amounts):

	Three Months Ended March 31,
	2013		2012
Net income attributable to Bruker Corporation, as reported	$	5.4	$	15.1
Weighted average shares outstanding:
Weighted average shares outstanding-basic	166.4		165.7
Effect of dilutive securities:
Stock options and restricted stock	1.7		1.2
	168.1		166.9
Net income per common share attributable to Bruker Corporation shareholders:
Basic and diluted	$	0.03	$	0.09