BlackRock Investment Management’s Ciena CIEN Stock Holding History

BlackRock Investment Management’s Portfolio CIEN Stock Details CIEN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q4	$23.9M	Buy	978,295 +74,931	+8%	+$1.64M	0.03%	571
2016 Q3	$19.7M	Buy	903,364 +23,017	+3%	+$480K	0.02%	601
2016 Q2	$16.5M	Buy	880,347 +90,579	+11%	+$1.64M	0.02%	654
2016 Q1	$15M	Buy	789,768 +79,184	+11%	+$1.46M	0.02%	706
2015 Q4	$14.7M	Buy	710,584 +2,377	+0.3%	+$54.6K	0.02%	720
2015 Q3	$14.7M	Buy	708,207 +35,908	+5%	+$835K	0.02%	698
2015 Q2	$15.9M	Buy	672,299 +122,380	+22%	+$2.8M	0.02%	702
2015 Q1	$10.6M	Buy	549,919 +11,498	+2%	+$229K	0.01%	922
2014 Q4	$10.5M	Sell	538,421 -5,542	-1%	-$92.5K	0.01%	918
2014 Q3	$9.1M	Buy	543,963 +7,589	+1%	+$149K	0.01%	976
2014 Q2	$11.6M	Sell	536,374 -13,579	-2%	-$279K	0.02%	873
2014 Q1	$12.5M	Buy	549,953 +885	+0.2%	+$20.8K	0.02%	771
2013 Q4	$13.1M	Sell	549,068 -9,626	-2%	-$229K	0.02%	725
2013 Q3	$14M	Buy	558,694 +44,384	+9%	+$1M	0.02%	630
2013 Q2	$9.99M	Buy	+514,310	New	+$8.56M	0.02%	753

Other funds holding CIEN

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Bank of New York Mellon

Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return

BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

TIAA CREF Investment Management New York $141B AUM 14.18% 1-Year Est. Return

Parnassus Investments

Parnassus Investments San Francisco, California $34.1B AUM 20.22% 1-Year Est. Return

Wellington Management Group

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return

Teachers Advisors New York $81.7B AUM 13.62% 1-Year Est. Return