New York State Teachers Retirement System (NYSTRS)’s ION Geophysical Corporation IO Stock Holding History

New York State Teachers Retirement System (NYSTRS)’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 Q4	–	Sell	-27,039	Closed	-$158K	–	1702
2015 Q3	$158K	Hold	27,039	–	–	﹤0.01%	1525
2015 Q2	$434K	Sell	27,039 -633	-2%	-$17K	﹤0.01%	1440
2015 Q1	$901K	Hold	27,672	–	–	﹤0.01%	1337
2014 Q4	$1.14M	Hold	27,672	–	–	﹤0.01%	1302
2014 Q3	$1.16M	Hold	27,672	–	–	﹤0.01%	1278
2014 Q2	$1.75M	Hold	27,672	–	–	﹤0.01%	1211
2014 Q1	$1.75M	Sell	27,672 -220	-0.8%	-$12K	﹤0.01%	1217
2013 Q4	$1.38M	Sell	27,892 -1,585	-5%	-$96.1K	﹤0.01%	1277
2013 Q3	$2.3M	Sell	29,477 -380	-1%	-$31.2K	0.01%	1138
2013 Q2	$2.7M	Buy	+29,857	New	+$2.79M	0.01%	1053

Other funds holding IO

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

CPS

Counsel Portfolio Services Mississauga, Ontario, Canada $1.01B AUM 2.83% 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

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

BFA

BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 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

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

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

New York State Teachers Retirement System (NYSTRS)'s IO Position: Q4 2015 in Review

New York State Teachers Retirement System (NYSTRS) sold out of ION Geophysical Corporation (IO) in Q4 2015, closing a stake of 27,039 shares — an estimated $158K sold.

New York State Teachers Retirement System (NYSTRS) first reported a position in IO in Q2 2013 and held it in 10 quarters. The position peaked at $2.7M in Q2 2013. 88 funds tracked by Wall St. Rank hold IO as of Q4 2015.

New York State Teachers Retirement System (NYSTRS) reported no remaining ION Geophysical Corporation position as of Q4 2015 after selling out during the quarter.
New York State Teachers Retirement System (NYSTRS) sold 27,039 ION Geophysical Corporation shares in Q4 2015, an estimated $158K.
New York State Teachers Retirement System (NYSTRS) first reported a position in ION Geophysical Corporation in Q2 2013 and held it in 10 quarters.
New York State Teachers Retirement System (NYSTRS)'s ION Geophysical Corporation position peaked at $2.7M in Q2 2013.
88 funds tracked by Wall St. Rank held ION Geophysical Corporation as of Q4 2015.

Based on New York State Teachers Retirement System (NYSTRS)'s 13F filing for Q4 2015, filed 22 Jan 2016.