290 hedge funds and large institutions have $2.87B invested in Ciena in 2015 Q2 according to their latest regulatory filings, with 60 funds opening new positions, 108 increasing their positions, 83 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
290
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$104M
Puts
$112M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
176
$661K
177
$651K
178
$641K
179
$639K
180
$632K
181
$631K
182
$585K
183
$580K
184
$570K
185
$557K
186
$556K
187
$542K
188
$541K
189
$537K
190
$494K
191
$483K
192
$471K
193
$433K
194
$416K
195
$412K
196
$408K
197
$402K
198
$393K
199
$392K
200
$384K