The calculation of earnings per share and the reconciliation of earnings per share and earnings per diluted share were as follows:



	Three Months Ended
(Dollars in thousands, except per share data)	March 31
	2013		2012
Net income	$	2,598	$	1,607
Preferred dividends	497		463
Net income attributable to common stock	2,101		1,144
Net income allocated to common stockholders:
Distributed	93		92
Undistributed	1,927		1,047
	$	2,020	$	1,139
Weighted-average basic common and participating shares outstanding	9,605,103		9,202,476
Less: weighted average participating restricted shares outstanding	373,646		46,000
Weighted-average basic shares outstanding	9,231,457		9,156,476
Basic net income per share	0.22		0.12
Weighted-average basic common and participating shares outstanding	9,605,103		9,202,476
Add: share-based options and stock warrant	113,927		—
	9,719,030		9,202,476
Less: weighted average participating restricted shares outstanding	373,646		46,000
Weighted-average dilutive shares outstanding	9,345,384		9,156,476
Dilutive net income per share	0.22		0.12
Weighted-average shares of potentially dilutive instruments that are not included in the dilutive share calculation due to anti-dilutive effect:
Compensation plan-related stock options	19,600		33,600
Common stock warrant	—		513,113