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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 Holding Trade Value Shares
Change 		Shares
Change %
YIH
576
Y-Intercept (HK)
Hong Kong
– -$4.31M -71,243 Closed
ACM
577
Aquatic Capital Management
Illinois
– -$4.25M -70,353 Closed
ACA
578
Apis Capital Advisors
New York
– -$4.17M -69,000 Closed
HF
579
HRT Financial
New York
– -$3.81M -63,003 Closed
MF
580
Magnetar Financial
Illinois
– -$3.62M -59,933 Closed
LK
581
Lumbard & Kellner
New Hampshire
– -$3.56M -58,904 Closed
FC
582
FORA Capital
Florida
– -$2.58M -42,767 Closed
LI
583
LHM Inc
Utah
– -$2.56M -42,386 Closed
FSCM
584
First Sabrepoint Capital Management
Texas
– -$2.42M -40,000 Closed
EI
585
EAM Investors
California
– -$1.96M -32,512 Closed
OQS
586
Occudo Quantitative Strategies
Florida
– -$1.84M -29,943 Closed
CCM
587
Cinctive Capital Management
New York
– -$1.71M -28,282 Closed
HS
588
HighVista Strategies
Massachusetts
– -$1.47M -24,300 Closed
NICM
589
Neo Ivy Capital Management
New York
– -$1.45M -23,996 Closed
FMI
590
F/M Investments
District of Columbia
– -$1.45M -23,913 Closed
QIM
591
Quantitative Investment Management
Virginia
– -$1.38M -22,797 Closed
CIP
592
Convergence Investment Partners
Florida
– -$973K -16,098 Closed
SOW
593
State of Wyoming
Wyoming
– -$867K -14,347 Closed
LAM
594
LECAP Asset Management
United Kingdom
– -$852K -14,098 Closed
OTL
595
Oak Thistle LLC
New York
– -$847K -14,012 Closed
AC
596
AXQ Capital
New Jersey
– -$774K -12,811 Closed
PI
597
PineBridge Investments
New York
– -$754K -12,482 Closed
VCM
598
Virtue Capital Management
Tennessee
– -$744K -12,324 Closed
TSS
599
Two Sigma Securities
New York
– -$717K -11,870 Closed
I
600
InceptionR
California
– -$605K -10,017 Closed
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