Unaudited Quarterly Financial Data

12 Months Ended

Dec. 31, 2011

14. Unaudited Quarterly Financial Data

The following is a summary of quarterly results of operations:

	Quarter ended
	December 31			September 30			June 30			March 31
2011
Net sales	$	186,048		$	195,864		$	190,417		$	193,044
Gross profit		32,318			37,451			37,718			39,290
Operating income (loss)		(7,584	)		6,997			7,413			6,700
Provision for income taxes		22,727			1,543			1,158			677
Net income ^(C)		35,366			4,257			3,240			2,674
Net loss attributable to noncontrolling interests		(3,209	)		(272	)		(124	)		(215	)
Net income attributable to Stoneridge, Inc. and subsidiaries		38,575			4,529			3,364			2,889
Earnings per share:
Basic ^(A)		1.58			0.19			0.14			0.12
Diluted ^(A)		1.56			0.18			0.14			0.12

	Quarter ended
	December 31 ^(B)			September 30 ^(B)			June 30 ^(B)			March 31 ^(B)
2010
Net sales	$	160,454		$	160,436		$	166,262		$	148,074
Gross profit		35,763			36,598			39,264			33,931
Operating income		5,757			5,587			7,817			4,363
Provision (benefit) for income taxes		(539	)		1,975			731			(1,489	)
Net income		4,426			1,217			3,816			1,887
Net loss attributable to noncontrolling interests		(105	)		(35	)		(21	)		(23	)
Net income attributable to Stoneridge, Inc. and subsidiaries		4,531			1,252			3,837			1,910
Earnings per share:
Basic ^(A)		0.19			0.05			0.16			0.08
Diluted ^(A)		0.19			0.05			0.16			0.08

(A)

Earnings per share for the year may not equal the sum of the four historical quarters earnings per share due to changes in weighted average basic and diluted shares outstanding.

(B)

As discussed in Note 2 regarding our change in accounting for certain U.S. business inventories from the last-in, first-out method method to the first-in, first-out method, unaudited quarterly financial data has been retrospectively adjusted.

(C)

As a result of obtaining a controlling interest in PST on December 31, 2011, the Company recognized a one-time non-cash after-tax gain of $42.5 million.

- Definition

The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished.

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