Ellington Management Group’s ION Geophysical Corporation IO Stock Holding History

Ellington Management Group’s Portfolio IO Stock Details IO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2019 Q2	–	Sell	-11,500	Closed	-$166K	–	887
2019 Q1	$166K	Buy	+11,500	New	+$135K	0.03%	493
2018 Q3	–	Sell	-23,500	Closed	-$571K	–	789
2018 Q2	$571K	Sell	23,500 -7,000	-23%	-$182K	0.04%	156
2018 Q1	$827K	Buy	+30,500	New	+$723K	0.06%	249
2014 Q3	–	Sell	-3,193	Closed	-$202K	–	572
2014 Q2	$202K	Buy	+3,193	New	+$201K	0.09%	358
2013 Q3	–	Sell	-2,820	Closed	-$255K	–	1107
2013 Q2	$255K	Buy	+2,820	New	+$263K	0.05%	572

Other funds holding IO

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

GCM

Gates Capital Management New York $3.66B AUM 12.63% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return

Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Ellington Management Group's IO Position: Q2 2019 in Review

Ellington Management Group sold out of ION Geophysical Corporation (IO) in Q2 2019, closing a stake of 11,500 shares — an estimated $166K sold.

Ellington Management Group first reported a position in IO in Q2 2013 and held it in 5 quarters. The position peaked at $827K in Q1 2018. 58 funds tracked by Wall St. Rank hold IO as of Q2 2019.

Ellington Management Group reported no remaining ION Geophysical Corporation position as of Q2 2019 after selling out during the quarter.
Ellington Management Group sold 11,500 ION Geophysical Corporation shares in Q2 2019, an estimated $166K.
Ellington Management Group first reported a position in ION Geophysical Corporation in Q2 2013 and held it in 5 quarters.
Ellington Management Group's ION Geophysical Corporation position peaked at $827K in Q1 2018.
58 funds tracked by Wall St. Rank held ION Geophysical Corporation as of Q2 2019.

Based on Ellington Management Group's 13F filing for Q2 2019, filed 14 Aug 2019.