MWNA
IO

Marshall Wace North America’s ION Geophysical Corporation IO Stock Holding History

Marshall Wace North America’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
-1,096
Closed -$16K – 1877
2019
Q1 		$16K Buy
+1,096
New +$12.8K ﹤0.01% 1416
2018
Q2 		– Sell
-311,499
Closed -$8.44M – 1929
2018
Q1 		$8.44M Buy
+311,499
New +$7.39M 0.04% 437

Other funds holding IO

Renaissance Technologies
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
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Marshall Wace North America's IO Position: Q2 2019 in Review

Marshall Wace North America sold out of ION Geophysical Corporation (IO) in Q2 2019, closing a stake of 1,096 shares — an estimated $16K sold.

Marshall Wace North America first reported a position in IO in Q1 2018 and held it in 2 quarters. The position peaked at $8.44M in Q1 2018. 58 funds tracked by Wall St. Rank hold IO as of Q2 2019.

  • Marshall Wace North America reported no remaining ION Geophysical Corporation position as of Q2 2019 after selling out during the quarter.
  • Marshall Wace North America sold 1,096 ION Geophysical Corporation shares in Q2 2019, an estimated $16K.
  • Marshall Wace North America first reported a position in ION Geophysical Corporation in Q1 2018 and held it in 2 quarters.
  • Marshall Wace North America's ION Geophysical Corporation position peaked at $8.44M in Q1 2018.
  • 58 funds tracked by Wall St. Rank held ION Geophysical Corporation as of Q2 2019.

Based on Marshall Wace North America's 13F filing for Q2 2019, filed 14 Aug 2019.