BlackRock Institutional Trust’s Pioneer Energy Services Corp. PES Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q4	$15.4M	Buy	2,252,799 +352,866	+19%	+$1.72M	﹤0.01%	2147
2016 Q3	$7.68M	Buy	1,899,933 +115,228	+6%	+$425K	﹤0.01%	2502
2016 Q2	$8.21M	Buy	1,784,705 +46,962	+3%	+$154K	﹤0.01%	2410
2016 Q1	$3.82M	Buy	1,737,743 +8,162	+0.5%	+$13.5K	﹤0.01%	2780
2015 Q4	$3.75M	Sell	1,729,581 -60,568	-3%	-$156K	﹤0.01%	2858
2015 Q3	$3.76M	Buy	1,790,149 +70,709	+4%	+$240K	﹤0.01%	2844
2015 Q2	$10.9M	Sell	1,719,440 -72,581	-4%	-$497K	﹤0.01%	2355
2015 Q1	$9.71M	Buy	1,792,021 +9,053	+0.5%	+$45.1K	﹤0.01%	2404
2014 Q4	$9.88M	Sell	1,782,968 -297,691	-14%	-$2.41M	﹤0.01%	2372
2014 Q3	$29.2M	Sell	2,080,659 -137,115	-6%	-$2.14M	﹤0.01%	1636
2014 Q2	$38.9M	Buy	2,217,774 +195,377	+10%	+$2.93M	0.01%	1495
2014 Q1	$26.2M	Buy	2,022,397 +239,976	+13%	+$2.4M	﹤0.01%	1783
2013 Q4	$14.3M	Buy	1,782,421 +14,055	+0.8%	+$111K	﹤0.01%	2169
2013 Q3	$13.3M	Sell	1,768,366 -39,105	-2%	-$278K	﹤0.01%	2152
2013 Q2	$12M	Buy	+1,807,471	New	+$13.2M	﹤0.01%	2194