Boston Advisors’s ION Geophysical Corporation IO Stock Holding History

Boston Advisors’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
2015 Q1	–	Sell	-7,030	Closed	-$290K	–	682
2014 Q4	$290K	Buy	7,030 +1,984	+39%	+$78K	0.01%	479
2014 Q3	$211K	Hold	5,046	–	–	0.01%	559
2014 Q2	$319K	Buy	5,046 +844	+20%	+$53.2K	0.01%	468
2014 Q1	$265K	Buy	+4,202	New	+$230K	0.01%	495

Other funds holding IO

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

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

BFA

BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return

Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return

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

BIT

BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return

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

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Norges Bank Oslo, Norway $935B AUM

Putnam Investments Boston, Massachusetts $75.7B AUM 34.45% 1-Year Est. Return

Boston Advisors's IO Position: Q1 2015 in Review

Boston Advisors sold out of ION Geophysical Corporation (IO) in Q1 2015, closing a stake of 7,030 shares — an estimated $290K sold.

Boston Advisors first reported a position in IO in Q1 2014 and held it in 4 quarters. The position peaked at $319K in Q2 2014. 135 funds tracked by Wall St. Rank hold IO as of Q1 2015.

Boston Advisors reported no remaining ION Geophysical Corporation position as of Q1 2015 after selling out during the quarter.
Boston Advisors sold 7,030 ION Geophysical Corporation shares in Q1 2015, an estimated $290K.
Boston Advisors first reported a position in ION Geophysical Corporation in Q1 2014 and held it in 4 quarters.
Boston Advisors's ION Geophysical Corporation position peaked at $319K in Q2 2014.
135 funds tracked by Wall St. Rank held ION Geophysical Corporation as of Q1 2015.

Based on Boston Advisors's 13F filing for Q1 2015, filed 21 Apr 2015.