Dimensional Fund Advisors’s AMCOL INTL CORP ACO Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2014 Q2	–	Sell	-779,319	Closed	-$35.7M	–	3622
2014 Q1	$35.7M	Buy	779,319 +5,410	+0.7%	+$248K	0.03%	941
2013 Q4	$26.3M	Buy	773,909 +41,524	+6%	+$1.41M	0.02%	1224
2013 Q3	$23.9M	Buy	732,385 +14,785	+2%	+$483K	0.02%	1207
2013 Q2	$22.7M	Buy	+717,600	New	+$22.7M	0.02%	1132