BlackRock Investment Management’s Ciena CIEN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2016
Q4
$23.9M Buy
2016
Q3
$19.7M Buy
2016
Q2
$16.5M Buy
2016
Q1
$15M Buy
2015
Q4
$14.7M Buy
2015
Q3
$14.7M Buy
2015
Q2
$15.9M Buy
2015
Q1
$10.6M Buy
2014
Q4
$10.5M Sell
2014
Q3
$9.1M Buy
2014
Q2
$11.6M Sell
2014
Q1
$12.5M Buy
2013
Q4
$13.1M Sell
2013
Q3
$14M Buy
2013
Q2
$9.99M Buy