Brown Brothers Harriman & Co’s ION Geophysical Corporation IO Stock Holding History

Brown Brothers Harriman & Co’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
2016 Q3	–	Sell	-233	Closed	-$1K	–	863
2016 Q2	$1K	Hold	233	–	–	﹤0.01%	819
2016 Q1	$2K	Hold	233	–	–	﹤0.01%	657
2015 Q4	$2K	Hold	233	–	–	﹤0.01%	726
2015 Q3	$1K	Hold	233	–	–	﹤0.01%	812
2015 Q2	$4K	Hold	233	–	–	﹤0.01%	716
2015 Q1	$8K	Hold	233	–	–	﹤0.01%	665
2014 Q4	$10K	Hold	233	–	–	﹤0.01%	702
2014 Q3	$10K	Hold	233	–	–	﹤0.01%	674
2014 Q2	$15K	Hold	233	–	–	﹤0.01%	635
2014 Q1	$15K	Hold	233	–	–	﹤0.01%	639
2013 Q4	$12K	Hold	233	–	–	﹤0.01%	584
2013 Q3	$18K	Hold	233	–	–	﹤0.01%	546
2013 Q2	$21K	Buy	+233	New	+$21.7K	﹤0.01%	620

Other funds holding IO

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

GCM

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

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

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

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

BIT

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

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

BCM

Bridgeway Capital Management Houston, Texas $4.97B AUM 44.96% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

Norges Bank Oslo, Norway $935B AUM

Brown Brothers Harriman & Co's IO Position: Q3 2016 in Review

Brown Brothers Harriman & Co sold out of ION Geophysical Corporation (IO) in Q3 2016, closing a stake of 233 shares — an estimated $1K sold.

Brown Brothers Harriman & Co first reported a position in IO in Q2 2013 and held it in 13 quarters. The position peaked at $21K in Q2 2013. 53 funds tracked by Wall St. Rank hold IO as of Q3 2016.

Brown Brothers Harriman & Co reported no remaining ION Geophysical Corporation position as of Q3 2016 after selling out during the quarter.
Brown Brothers Harriman & Co sold 233 ION Geophysical Corporation shares in Q3 2016, an estimated $1K.
Brown Brothers Harriman & Co first reported a position in ION Geophysical Corporation in Q2 2013 and held it in 13 quarters.
Brown Brothers Harriman & Co's ION Geophysical Corporation position peaked at $21K in Q2 2013.
53 funds tracked by Wall St. Rank held ION Geophysical Corporation as of Q3 2016.

Based on Brown Brothers Harriman & Co's 13F filing for Q3 2016, filed 14 Nov 2016.