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Ciena
CIEN

Overview Fund Activity

542 hedge funds and large institutions have $8.25B invested in Ciena in 2025 Q1 according to their latest regulatory filings, with 101 funds opening new positions, 184 increasing their positions, 184 reducing their positions, and 80 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
542
Holders Change
+11
Holders Change %
+2.07%
% of All Funds
7.36%
Holding in Top 10
6
Holding in Top 10 Change
-5
Holding in Top 10 Change %
-45.45%
% of All Funds
0.08%
New
101
Increased
184
Reduced
184
Closed
80
Calls
$184M
Puts
$149M
Net Calls
+$35.2M
Net Calls Change
-$20.2M

Top Buyers

1
William Blair Investment Management
William Blair Investment Management
Illinois
$121M
2
Capital World Investors
Capital World Investors
California
$112M
3
Point72 Asset Management
Point72 Asset Management
Connecticut
$120M
4
WP
Woodline Partners
California
$49.2M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$51.4M

Top Sellers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$70.7M
2
SPC
Slate Path Capital
New York
$0
3
Fidelity International
Fidelity International
Bermuda
$0
4
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss
Texas
$229M
5
PCH
Polar Capital Holdings
United Kingdom
$74.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
WCM
526
WealthTrak Capital Management
Virginia
$303 -$303 -5 -50%
MA
527
MCF Advisors
Kentucky
$303 – – –
CIAM
528
Caitong International Asset Management
Hong Kong
$302 -$94.8K -1,570 -100%
PWM
529
Parkworth Wealth Management
California
$302 – – –
BF
530
BOK Financial
Oklahoma
$302 – – –
CFD
531
Creative Financial Designs
Indiana
$302 +$302 +5 New
GP
532
Greenline Partners
New York
$302 +$302 +5 New
KWM
533
Kiker Wealth Management
Georgia
$302 +$302 +5 New
CPG
534
Cornerstone Planning Group
New Jersey
$250 +$250 +4 New
TWD
535
True Wealth Design
Ohio
$242 +$242 +4 New
HWA
536
HHM Wealth Advisors
Tennessee
$182 – – –
PG
537
Proffitt & Goodson
Tennessee
$182 – – –
KFI
538
Key Financial Inc
Pennsylvania
$121 – – –
HIA
539
HFM Investment Advisors
New Jersey
$121 +$121 +2 New
BHWM
540
Bay Harbor Wealth Management
Maryland
$120 +$120 +2 New
FG
541
Fairman Group
Pennsylvania
$85 – – –
MCM
542
MV Capital Management
Maryland
$61 – – –
SPC
543
Slate Path Capital
New York
– -$185M -2,179,600 Closed
Fidelity International
544
Fidelity International
Bermuda
– -$123M -1,444,991 Closed
KI
545
Keystone Investors
Singapore
– -$45.3M -534,618 Closed
CCM
546
CloudAlpha Capital Management
Hong Kong
– -$13.8M -162,390 Closed
AIM
547
Alpine Investment Management
Hong Kong
– -$12.7M -150,000 Closed
GCM
548
Graham Capital Management
Connecticut
– -$9.94M -117,235 Closed
TI
549
Trexquant Investment
Connecticut
– -$7.61M -89,752 Closed
Norges Bank
550
Norges Bank
Norway
– -$7.36M -86,734 Closed
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