Groupon Inc. (GRPN)

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Institutional Investors' Holdings

Filing Period:

No.	Name	Shares	Value	% Port
1.	Hennessy Advisors Inc	768,100	$14,417,237	0.48%
2.	Imc-chicago, LlcCALL	369,700	$6,939,269	0%
3.	Imc-chicago, LlcPUT	306,900	$5,760,513	0%
4.	Rhumbline Advisers	33,413	$627,150	0%
5.	North Star Investment Management Corp.	1,075	$20,178	0%