BlackRock Institutional Trust’s MDU Resources MDU Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q4	$169M	Buy	15,441,459 +264,464	+2%	+$2.73M	0.03%	658
2016 Q3	$147M	Sell	15,176,995 -173,891	-1%	-$1.59M	0.02%	689
2016 Q2	$140M	Buy	15,350,886 +105,827	+0.7%	+$862K	0.02%	695
2016 Q1	$113M	Buy	15,245,059 +353,630	+2%	+$2.38M	0.02%	775
2015 Q4	$104M	Sell	14,891,429 -256,146	-2%	-$1.77M	0.02%	821
2015 Q3	$99.1M	Sell	15,147,575 -54,294	-0.4%	-$370K	0.02%	841
2015 Q2	$113M	Buy	15,201,869 +204,119	+1%	+$1.64M	0.02%	831
2015 Q1	$122M	Buy	14,997,750 +137,154	+0.9%	+$1.16M	0.02%	809
2014 Q4	$133M	Buy	14,860,596 +279,840	+2%	+$2.7M	0.02%	726
2014 Q3	$154M	Buy	14,580,756 +279,268	+2%	+$3.32M	0.03%	626
2014 Q2	$191M	Sell	14,301,488 -748,957	-5%	-$9.78M	0.03%	545
2014 Q1	$196M	Buy	15,050,445 +1,341,788	+10%	+$16.7M	0.03%	519
2013 Q4	$159M	Buy	13,708,657 +622,654	+5%	+$7.01M	0.03%	602
2013 Q3	$139M	Sell	13,086,003 -410,070	-3%	-$4.32M	0.03%	616
2013 Q2	$133M	Buy	+13,496,073	New	+$130M	0.03%	609