BlackRock Investment Management’s Ceco Environmental CECO Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q4	$1.74M	Sell	124,456 -1,130	-0.9%	-$13.8K	﹤0.01%	2321
2016 Q3	$1.42M	Buy	125,586 +6,354	+5%	+$64.6K	﹤0.01%	2435
2016 Q2	$1.04M	Buy	119,232 +12,066	+11%	+$89.7K	﹤0.01%	2607
2016 Q1	$666K	Buy	107,166 +1,671	+2%	+$11.3K	﹤0.01%	2752
2015 Q4	$810K	Buy	105,495 +2,682	+3%	+$22.7K	﹤0.01%	2742
2015 Q3	$842K	Buy	102,813 +18,375	+22%	+$172K	﹤0.01%	2718
2015 Q2	$957K	Buy	84,438 +14,232	+20%	+$162K	﹤0.01%	2797
2015 Q1	$745K	Sell	70,206 -12,068	-15%	-$164K	﹤0.01%	2726
2014 Q4	$1.28M	Buy	82,274 +13,004	+19%	+$182K	﹤0.01%	2376
2014 Q3	$928K	Buy	69,270 +2,178	+3%	+$31K	﹤0.01%	2580
2014 Q2	$1.05M	Buy	67,092 +13,158	+24%	+$202K	﹤0.01%	2574
2014 Q1	$895K	Buy	53,934 +1,445	+3%	+$23.8K	﹤0.01%	2586
2013 Q4	$848K	Buy	52,489 +1,799	+4%	+$29.1K	﹤0.01%	2614
2013 Q3	$714K	Buy	50,690 +24,075	+90%	+$315K	﹤0.01%	2681
2013 Q2	$327K	Buy	+26,615	New	+$321K	﹤0.01%	3061