Walleye Trading’s Sentinel Energy Services Inc. Class A Common Stock STNL Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2019 Q1	–	Sell	-14,604	Closed	-$146K	–	2064
2018 Q4	$146K	Buy	+14,604	New	+$146K	﹤0.01%	1055