Cornerstone Advisors (Washington)’s U.S. SILICA HOLDINGS, INC. SLCA Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2018 Q3	–	Sell	-24	Closed	-$1K	–	1257
2018 Q2	$1K	Hold	24	–	–	﹤0.01%	1142
2018 Q1	$1K	Buy	+24	New	+$1K	﹤0.01%	1132