Prelude Capital Management’s ION Geophysical Corporation IO Stock Holding History

Prelude Capital 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
2020 Q1	–	Sell	-9,959	Closed	-$86K	–	2329
2019 Q4	$86K	Buy	9,959 +1,118	+13%	+$9.67K	﹤0.01%	1163
2019 Q3	$81K	Buy	8,841 +1,568	+22%	+$13.9K	﹤0.01%	1024
2019 Q2	$59K	Buy	7,273 +4,901	+207%	+$51.9K	﹤0.01%	1074
2019 Q1	$34K	Buy	+2,372	New	+$27.8K	﹤0.01%	1228
2018 Q3	–	Sell	-789	Closed	-$19K	–	2240
2018 Q2	$19K	Sell	789 -4,688	-86%	-$122K	﹤0.01%	1369
2018 Q1	$148K	Buy	5,477 +5,077	+1,269%	+$120K	0.01%	761
2017 Q4	$8K	Hold	400	–	–	﹤0.01%	1238
2017 Q3	$4K	Buy	+400	New	+$2.41K	﹤0.01%	1536
2017 Q1	–	Sell	-600	Closed	-$4K	–	1993
2016 Q4	$4K	Buy	+600	New	+$4.11K	﹤0.01%	1468
2015 Q4	–	Sell	-633	Closed	-$4K	–	1885
2015 Q3	$4K	Buy	+633	New	+$6.68K	﹤0.01%	1413
2015 Q2	–	Sell	-1,033	Closed	-$34K	–	2321
2015 Q1	$34K	Buy	+1,033	New	+$37.1K	﹤0.01%	1630
2014 Q4	–	Sell	-3,914	Closed	-$164K	–	2368
2014 Q3	$164K	Buy	+3,914	New	+$209K	0.02%	797
2014 Q2	–	Sell	-620	Closed	-$39K	–	2379
2014 Q1	$39K	Buy	+620	New	+$34K	0.01%	1400

Other funds holding IO

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

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

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

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

Deutsche Bank Frankfurt Am Main Ge, Germany $303B AUM 30.15% 1-Year Est. Return

GCM

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

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

GCP

GSA Capital Partners London, United Kingdom $1.61B AUM 28.28% 1-Year Est. Return

Jacobs Levy Equity Management Florham Park, New Jersey $23.8B AUM 25.4% 1-Year Est. Return

Prelude Capital Management's IO Position: Q1 2020 in Review

Prelude Capital Management sold out of ION Geophysical Corporation (IO) in Q1 2020, closing a stake of 9,959 shares — an estimated $86K sold.

Prelude Capital Management first reported a position in IO in Q1 2014 and held it in 13 quarters. The position peaked at $164K in Q3 2014. 42 funds tracked by Wall St. Rank hold IO as of Q1 2020.

Prelude Capital Management reported no remaining ION Geophysical Corporation position as of Q1 2020 after selling out during the quarter.
Prelude Capital Management sold 9,959 ION Geophysical Corporation shares in Q1 2020, an estimated $86K.
Prelude Capital Management first reported a position in ION Geophysical Corporation in Q1 2014 and held it in 13 quarters.
Prelude Capital Management's ION Geophysical Corporation position peaked at $164K in Q3 2014.
42 funds tracked by Wall St. Rank held ION Geophysical Corporation as of Q1 2020.

Based on Prelude Capital Management's 13F filing for Q1 2020, filed 15 May 2020.