EXHIBIT 11

DUCOMMUN INCORPORATED AND SUBSIDIARIES

RECONCILIATION OF THE NUMERATORS AND DENOMINATORS OF

THE BASIC AND DILUTED EARNINGS PER SHARE COMPUTATIONS

	For the Year Ended December 31, 2010
	Income (Numerator)		Shares (Denominator)		Per-Share Amount
Income Available to Common Stockholders	$	19,808,000		10,488,000	$	1.89
Effect of Dilutive Securities
Stock Options				108,000
Diluted EPS
Income Available to Common Stockholders + Assumed Conversions	$	19,808,000		10,596,000	$	1.87
	For the Year Ended December 31, 2009
	Income (Numerator)		Shares (Denominator)		Per-Share Amount
Basic EPS
Income Available to Common Stockholders	$	10,183,000		10,461,000	$	0.97
Effect of Dilutive Securities
Stock Options				49,000
Diluted EPS
Income Available to Common Stockholders + Assumed Conversions	$	10,183,000		10,510,000	$	0.97
	For the Year Ended December 31, 2008
	Income (Numerator)		Shares (Denominator)		Per-Share Amount
Basic EPS
Income Available to Common Stockholders	$	13,112,000		10,563,000	$	1.24
Effect of Dilutive Securities
Stock Options				86,000
Diluted EPS
Income Available to Common Stockholders + Assumed Conversions	$	13,112,000		10,649,000	$	1.23