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
151
$1.17M
152
$1.13M
153
$1.1M
154
$1.09M
155
$1.08M
156
$1.07M
157
$1.06M
158
$1.06M
159
$1.05M
160
$1.05M
161
$1.03M
162
$1.02M
163
$990K
164
$989K
165
$984K
166
$960K
167
$949K
168
$934K
169
$920K
170
$886K
171
$877K
172
$848K
173
$833K
174
$830K
175
$804K