Quarterly Information (unaudited)

12 Months Ended

Dec. 31, 2011

Quarterly Information [Abstract]

Quarterly Information (unaudited)

20. Quarterly Information (unaudited)

Expressed in thousands of dollars, except per share amounts.

		September 30,		September 30,		September 30,			September 30,		September 30,
Year ended	Fiscal Quarters
December 31, 2011	Fourth		Third		Second			First		Year
Revenue	$	229,438	$	231,619	$	244,518		$	253,417	$	958,992
Profit before income taxes	$	2,051	$	4,264	$	1,704		$	9,829	$	17,848
Net profit (loss) attributable to Oppenheimer Holdings Inc.	$	3,433	$	2,106	$	(309	)	$	5,086	$	10,316
Earnings (loss) per share:
Basic	$	0.25	$	0.15	$	(0.02	)	$	0.38	$	0.76
Diluted	$	0.25	$	0.15	$	(0.02	)	$	0.36	$	0.74
Dividends per share	$	0.11	$	0.11	$	0.11		$	0.11	$	0.44
Market price of Class A Stock (1):
High	$	19.45	$	28.98	$	34.87		$	33.93	$	34.87
Low	$	12.47	$	15.47	$	25.00		$	24.63	$	12.47

		September 30,		September 30,		September 30,		September 30,		September 30,
Year ended	Fiscal Quarters
December 31, 2010	Fourth		Third		Second		First		Year(2)
Revenue	$	296,760	$	235,141	$	256,996	$	247,376	$	1,036,273
Profit before income taxes	$	31,247	$	7,459	$	16,119	$	13,166	$	67,991
Net profit attributable to Oppenheimer Holdings Inc.	$	18,114	$	3,653	$	9,186	$	7,579	$	38,532
Earnings per share:
Basic	$	1.36	$	0.27	$	0.69	$	0.57	$	2.89
Diluted	$	1.29	$	0.26	$	0.66	$	0.55	$	2.77
Dividends per share	$	0.11	$	0.11	$	0.11	$	0.11	$	0.44
Market price of Class A Stock (1):
High	$	28.74	$	29.86	$	30.41	$	33.63	$	33.63
Low	$	23.25	$	22.11	$	23.79	$	24.11	$	22.11

⁽¹⁾  The price quotations above were obtained from the New York Stock Exchange web site.

⁽²⁾ See Note 2 for revisions to selected financial data for 2010.