General Motors Investment Management’s ION Geophysical Corporation IO Stock Holding History

General Motors Investment Management’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 Q2	–	Sell	-4,625	Closed	-$151K	–	871
2015 Q1	$151K	Hold	4,625	–	–	0.01%	909
2014 Q4	$191K	Hold	4,625	–	–	0.02%	834
2014 Q3	$194K	Buy	4,625 +1,523	+49%	+$81.5K	0.02%	834
2014 Q2	$196K	Hold	3,102	–	–	0.02%	856
2014 Q1	$196K	Buy	3,102 +632	+26%	+$34.6K	0.02%	825
2013 Q4	$122K	Buy	2,470 +1,143	+86%	+$69.3K	0.01%	909
2013 Q3	$104K	Sell	1,327 -2,001	-60%	-$164K	0.01%	900
2013 Q2	$300K	Buy	+3,328	New	+$311K	0.03%	592

Other funds holding IO

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

BFA

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 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

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

Norges Bank Oslo, Norway $935B AUM

General Motors Investment Management's IO Position: Q2 2015 in Review

General Motors Investment Management sold out of ION Geophysical Corporation (IO) in Q2 2015, closing a stake of 4,625 shares — an estimated $151K sold.

General Motors Investment Management first reported a position in IO in Q2 2013 and held it in 8 quarters. The position peaked at $300K in Q2 2013. 122 funds tracked by Wall St. Rank hold IO as of Q2 2015.

General Motors Investment Management reported no remaining ION Geophysical Corporation position as of Q2 2015 after selling out during the quarter.
General Motors Investment Management sold 4,625 ION Geophysical Corporation shares in Q2 2015, an estimated $151K.
General Motors Investment Management first reported a position in ION Geophysical Corporation in Q2 2013 and held it in 8 quarters.
General Motors Investment Management's ION Geophysical Corporation position peaked at $300K in Q2 2013.
122 funds tracked by Wall St. Rank held ION Geophysical Corporation as of Q2 2015.

Based on General Motors Investment Management's 13F filing for Q2 2015, filed 5 Aug 2015.