Cambridge Investment Research Advisors’s Ocean Rig UDW Inc. Class A Common Shares ORIG Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2017 Q1	–	Sell	-1	Closed	-$18K	–	1847
2016 Q4	$18K	Hold	1	–	–	﹤0.01%	1656
2016 Q3	$8K	Buy	+1	New	+$8K	﹤0.01%	1736
2016 Q2	–	Sell	-2	Closed	-$12K	–	1730
2016 Q1	$12K	Hold	2	–	–	﹤0.01%	1596
2015 Q4	$23K	Buy	+2	New	+$23K	﹤0.01%	1554