299 hedge funds and large institutions have $2.78B invested in Ciena in 2015 Q3 according to their latest regulatory filings, with 46 funds opening new positions, 146 increasing their positions, 68 reducing their positions, and 35 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
299
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$101M
Puts
$81.7M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
76
$5.88M
77
$5.8M
78
$5.44M
79
$5.39M
80
$5.17M
81
$5.15M
82
$5.01M
83
$4.99M
84
$4.84M
85
$4.76M
86
$4.7M
87
$4.66M
88
$4.48M
89
$4.33M
90
$4.12M
91
$4M
92
$3.69M
93
$3.68M
94
$3.55M
95
$3.5M
96
$3.44M
97
$3.38M
98
$3.31M
99
$3.29M
100
$3.29M