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
201
$380K
202
$368K
203
$367K
204
$366K
205
$361K
206
$359K
207
$358K
208
$355K
209
$352K
210
$341K
211
$322K
212
$314K
213
$313K
214
$304K
215
$298K
216
$295K
217
$291K
218
$280K
219
$275K
220
$275K
221
$271K
222
$265K
223
$263K
224
$260K
225
$255K