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.

Holders
299
Holders Change
+9
Holders Change %
+3.1%
% of All Funds
8.36%
Holding in Top 10
4
Holding in Top 10 Change
+4
Holding in Top 10 Change %
%
% of All Funds
0.11%
New
46
Increased
146
Reduced
68
Closed
35
Calls
$101M
Puts
$81.7M
Net Calls
+$18.8M
Net Calls Change
+$26.9M
Name Market Value Shares Shares
Change
Shares
Change %
SC
226
Scotia Capital
Ontario, Canada
$239K 11,525 +11,525 New
VAM
227
Visium Asset Management
New York
$238K 11,499 -23,705 -67%
SCM
228
Shelton Capital Management
Colorado
$233K 11,260
PSUF
229
People's United Financial
Connecticut
$232K 11,200 -20,500 -65%
Nisa Investment Advisors
230
Nisa Investment Advisors
Missouri
$232K 11,200
GC
231
GMT Capital
Georgia
$216K 9,408
NCM
232
Newland Capital Management
New York
$207K 10,000 -40,000 -80%
NL
233
NWAM LLC
Washington
$207K 10,000
MCM
234
Marathon Capital Management
Maryland
$207K 10,000
PSC
235
Piper Sandler & Co
Minnesota
$207K 10,000 +10,000 New
PP
236
Paloma Partners
Connecticut
$205K 9,900 -2,100 -18%
HIM
237
Hillsdale Investment Management
Ontario, Canada
$205K 9,900 -600 -6%
Asset Management One
238
Asset Management One
Japan
$196K 9,642 +1,763 +22%
PCM
239
Prelude Capital Management
New York
$182K 8,800 +8,800 New
FAM
240
Fortaleza Asset Management
Illinois
$165K 7,965 -2,900 -27%
PAM
241
PT Asset Management
Illinois
$163K 7,850 +7,850 New
MGIA
242
Moneta Group Investment Advisors
Missouri
$147K 7,090 +7,090 New
RCM
243
Riverhead Capital Management
Delaware
$141K 6,800 +6,800 New
IRS
244
Invictus RG (Singapore)
Singapore
$121K 5,852 -5,509 -48%
PNC Financial Services Group
245
PNC Financial Services Group
Pennsylvania
$92K 4,440 -61 -1%
LTFS
246
Ladenburg Thalmann Financial Services
Florida
$86K 4,140 +99 +2%
LIA
247
LS Investment Advisors
Michigan
$81K 3,925 +136 +4%
ST
248
Spot Trading
Illinois
$67K 3,210 +3,200 +32,000%
GS
249
GAM Systematic
United Kingdom
$56K 2,682 +2,682 New
Parallax Volatility Advisers
250
Parallax Volatility Advisers
California
$51K 2,442 -45,644 -95%