831 hedge funds and large institutions have $32.1B invested in Ciena in 2025 Q4 according to their latest regulatory filings, with 239 funds opening new positions, 246 increasing their positions, 275 reducing their positions, and 81 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

more funds holding

Funds holding:

9.08% more ownership

Funds ownership: 98.67%107.76% (+9.1%)

9% less call options, than puts

Call options by funds: $572M | Put options by funds: $627M

11% less repeat investments, than reductions

Existing positions increased: 246 | Existing positions reduced: 275

Holders
831
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
21
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$572M
Puts
$627M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
WAM
101
WT Asset Management
Hong Kong
$31.3M
Qube Research & Technologies (QRT)
102
Qube Research & Technologies (QRT)
United Kingdom
$31M
PEAK6
103
PEAK6
Illinois
$30.3M
Korea Investment Corp
104
Korea Investment Corp
South Korea
$30.2M
State Board of Administration of Florida Retirement System
105
State Board of Administration of Florida Retirement System
Florida
$30M
Lord, Abbett & Co
106
Lord, Abbett & Co
New Jersey
$29.7M
CCM
107
CloudAlpha Capital Management
Hong Kong
$29.2M
FWIA
108
Fort Washington Investment Advisors
Ohio
$29M
SSA
109
Schonfeld Strategic Advisors
New York
$25.6M
Russell Investments Group
110
Russell Investments Group
United Kingdom
$25.4M
Wellington Management Group
111
Wellington Management Group
Massachusetts
$25.1M
Capital Fund Management (CFM)
112
Capital Fund Management (CFM)
France
$24.8M
Canada Life
113
Canada Life
Manitoba, Canada
$24.7M
LI
114
LMCG Investments
Massachusetts
$24.2M
NAMI
115
Nomura Asset Management International
Pennsylvania
$24.1M
Swedbank
116
Swedbank
Sweden
$23.5M
QCM
117
Quantinno Capital Management
New York
$23.5M
BCM
118
Bienville Capital Management
New York
$23.3M
CRM
119
Cramer Rosenthal McGlynn
Connecticut
$22.6M
Manulife (Manufacturers Life Insurance)
120
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$22.4M
PAM
121
Panagora Asset Management
Massachusetts
$22M
State of Wisconsin Investment Board
122
State of Wisconsin Investment Board
Wisconsin
$21.1M
Jacobs Levy Equity Management
123
Jacobs Levy Equity Management
New Jersey
$20.8M
Connor, Clark & Lunn Investment Management (CC&L)
124
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$20.4M
FSCM
125
Front Street Capital Management
Montana
$20.2M