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Ciena
CIEN

Overview Fund Activity

298 hedge funds and large institutions have $2.94B invested in Ciena in 2015 Q4 according to their latest regulatory filings, with 60 funds opening new positions, 119 increasing their positions, 80 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
298
Holders Change
-1
Holders Change %
-0.33%
% of All Funds
7.83%
Holding in Top 10
1
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-75%
% of All Funds
0.03%
New
60
Increased
119
Reduced
80
Closed
55
Calls
$99.2M
Puts
$73.4M
Net Calls
+$25.9M
Net Calls Change
+$7.05M

Top Buyers

1
Alyeska Investment Group
Alyeska Investment Group
Illinois
$52.7M
2
Westfield Capital Management
Westfield Capital Management
Massachusetts
$40.9M
3
AllianceBernstein
AllianceBernstein
Tennessee
$113M
4
Parnassus Investments
Parnassus Investments
California
$101M
5
Renaissance Technologies
Renaissance Technologies
New York
$41.3M

Top Sellers

1
SFM
Systematic Financial Management
New Jersey
$1.6M
2
Millennium Management
Millennium Management
New York
$0
3
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$94M
4
ZA
Zazove Associates
Nevada
$0
5
BPGAM
BTG Pactual Global Asset Management
Bermuda
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
WT
151
Whittier Trust
California
$1.08M +$10.8K +522 +1%
VOYA Investment Management
152
VOYA Investment Management
Georgia
$1.06M – – –
SOMRS
153
State of Michigan Retirement System
Michigan
$1.04M -$128K -6,200 -11%
CI
154
Cowen Inc
New York
$1.04M +$1.04M +50,000 New
AG
155
Algert Global
California
$1.03M +$627K +30,320 +154%
CSS
156
Cubist Systematic Strategies
Connecticut
$1.02M -$105K -5,064 -9%
SIM
157
Spark Investment Management
New York
$1.01M +$1.01M +48,700 New
WSA
158
Wall Street Associates
California
$1.01M -$26.9K -1,300 -3%
BlackRock
159
BlackRock
New York
$927K +$43.5K +2,102 +5%
Citigroup
160
Citigroup
New York
$925K -$127K -6,144 -12%
BFM
161
Boothbay Fund Management
New York
$858K +$858K +41,453 New
Jennison Associates
162
Jennison Associates
New York
$854K +$854K +41,261 New
CEP
163
Chicago Equity Partners
Illinois
$849K +$849K +41,050 New
MERSOM
164
Municipal Employees' Retirement System of Michigan
Michigan
$839K +$10.1K +490 +1%
JG
165
Jefferies Group
New York
$835K -$1.29M -62,310 -61%
OPERF
166
Oregon Public Employees Retirement Fund
Oregon
$823K +$51.7K +2,500 +7%
Walleye Trading
167
Walleye Trading
New York
$810K +$810K +39,138 New
ECM
168
ETrade Capital Management
Virginia
$773K +$773K +37,382 New
COPPSERS
169
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$760K +$3.25K +157 +0.4%
Envestnet Asset Management
170
Envestnet Asset Management
Illinois
$752K +$204K +9,872 +37%
Tudor Investment Corp
171
Tudor Investment Corp
Connecticut
$747K -$736K -35,541 -50%
LSERS
172
Louisiana State Employees Retirement System
Louisiana
$724K +$18.6K +900 +3%
ProShare Advisors
173
ProShare Advisors
Maryland
$690K +$180K +8,688 +35%
Asset Management One
174
Asset Management One
Japan
$668K +$466K +22,279 +231%
EAM
175
Exane Asset Management
France
$661K +$661K +31,968 New
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7
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