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Ciena
CIEN

Overview Fund Activity

559 hedge funds and large institutions have $11.5B invested in Ciena in 2025 Q2 according to their latest regulatory filings, with 103 funds opening new positions, 197 increasing their positions, 179 reducing their positions, and 81 closing their positions.

Holders
559
Holders Change
+17
Holders Change %
+3.14%
% of All Funds
7.5%
Holding in Top 10
9
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+50%
% of All Funds
0.12%
New
103
Increased
197
Reduced
179
Closed
81
Calls
$184M
Puts
$121M
Net Calls
+$62.8M
Net Calls Change
+$27.6M

Top Buyers

1
JCAM
1
Jericho Capital Asset Management
New York
$109M
2
AM
2
Atreides Management
Massachusetts
$103M
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$84M
4
VNIM
4
Vaughan Nelson Investment Management
Texas
$100M
5
RCM
5
Rokos Capital Management
United Kingdom
$81.1M

Top Sellers

1
Thrivent Financial for Lutherans
1
Thrivent Financial for Lutherans
Minnesota
$43.5M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$21.3M
3
Qube Research & Technologies (QRT)
3
Qube Research & Technologies (QRT)
United Kingdom
$0
4
UBS Group
4
UBS Group
Switzerland
$38.4M
5
Alyeska Investment Group
5
Alyeska Investment Group
Illinois
$0
Name Market Value Shares Shares
Change 		Shares
Change %
CPG
551
Cornerstone Planning Group
New Jersey
$366 4 – –
SWP
552
Strategic Wealth Partners
Ohio
$325 4 +4 New
DF
553
DecisionPoint Financial
Arizona
$321 4 +4 New
PG
554
Proffitt & Goodson
Tennessee
$244 3 – –
TIM
555
Tortoise Investment Management
New York
$244 3 +3 New
Kayne Anderson Rudnick Investment Management
556
Kayne Anderson Rudnick Investment Management
California
$244 3 +3 New
KFI
557
Key Financial Inc
Pennsylvania
$163 2 – –
MCM
558
MV Capital Management
Maryland
$82 1 – –
Qube Research & Technologies (QRT)
559
Qube Research & Technologies (QRT)
United Kingdom
– – -849,833 Closed
Alyeska Investment Group
560
Alyeska Investment Group
Illinois
– – -596,830 Closed
OCM
561
Oribel Capital Management
New York
– – -415,400 Closed
Renaissance Technologies
562
Renaissance Technologies
New York
– – -309,174 Closed
CSS
563
Cubist Systematic Strategies
Connecticut
– – -305,767 Closed
TAM
564
Talos Asset Management
New York
– – -297,162 Closed
Grantham, Mayo, Van Otterloo & Co (GMO)
565
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
– – -252,853 Closed
TD Asset Management
566
TD Asset Management
Ontario, Canada
– – -201,882 Closed
Walleye Capital
567
Walleye Capital
New York
– – -199,296 Closed
JF
568
Jump Financial
Illinois
– – -160,364 Closed
CF
569
Corebridge Financial
Texas
– – -156,968 Closed
SSA
570
Schonfeld Strategic Advisors
New York
– – -149,673 Closed
MGM
571
Manchester Global Management
United Kingdom
– – -130,640 Closed
PHK
572
Point72 Hong Kong
Hong Kong
– – -125,817 Closed
RA
573
Royce & Associates
New York
– – -118,588 Closed
SFI
574
Susquehanna Fundamental Investments
Pennsylvania
– – -100,066 Closed
TC
575
TwinBeech Capital
New York
– – -90,170 Closed
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