Simpson Manufacturing (SSD) 10-Q 2002 Q3 Quarterly report

Simpson Manufacturing Co., Inc. and Subsidiaries

Computation of Earnings Per Common Share

(Unaudited)

Exhibit 11

Basic Earnings per Share

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2002		2001		2002		2001
Weighted average number of common shares outstanding	24,500,445		24,267,744		24,445,550		24,181,202
Net income	$	16,715,142	$	12,116,915	$	41,336,683	$	33,715,721
Basic net income per share	$	0.68	$	0.50	$	1.69	$	1.39

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Diluted Earnings per Share

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2002		2001		2002		2001
Weighted average number of common shares outstanding	24,500,445		24,267,744		24,445,550		24,181,202
Shares issuable pursuant to employee stock option plans, less shares assumed repurchased at the average fair value during the period	307,020		425,368		332,296		430,042
Shares issuable pursuant to the independent director stock option plan, less shares assumed repurchased at the average fair value during the period	3,970		6,342		4,295		7,050
Number of shares for computation of diluted net income per share	24,811,435		24,699,454		24,782,141		24,618,294
Net income	$	16,715,142	$	12,116,915	$	41,336,683	$	33,715,721
Diluted net income per share	$	0.67	$	0.49	$	1.67	$	1.37

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