834 hedge funds and large institutions have $32.1B invested in Ciena in 2025 Q4 according to their latest regulatory filings, with 241 funds opening new positions, 248 increasing their positions, 274 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:

9.15% more ownership

Funds ownership: 98.65%107.8% (+9.1%)

9% less call options, than puts

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

9% less repeat investments, than reductions

Existing positions increased: 248 | Existing positions reduced: 274

Holders
834
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
Luther King Capital Management (LKCM)
176
Luther King Capital Management (LKCM)
Texas
$10.8M
YCM
177
Yousif Capital Management
Michigan
$10.8M
First Manhattan
178
First Manhattan
New York
$10.8M
Creative Planning
179
Creative Planning
Kansas
$10.8M
Credit Agricole
180
Credit Agricole
France
$10.7M
Nomura Asset Management
181
Nomura Asset Management
Japan
$10.5M
PA
182
Paralel Advisors
Colorado
$10.4M
National Bank of Canada
183
National Bank of Canada
Quebec, Canada
$10.3M
TRSOTSOK
184
Teachers Retirement System of the State of Kentucky
Kentucky
$10.3M
Franklin Resources
185
Franklin Resources
California
$10.3M
TI
186
Tidal Investments
Wisconsin
$10.2M
Skandinaviska Enskilda Banken (SEB)
187
Skandinaviska Enskilda Banken (SEB)
Sweden
$9.98M
Focus Partners Wealth
188
Focus Partners Wealth
Massachusetts
$9.7M
FAF
189
Första AP-fonden
Sweden
$9.66M
HCA
190
Harbour Capital Advisors
Virginia
$9.59M
First Eagle Investment Management
191
First Eagle Investment Management
New York
$9.57M
RAM
192
Resona Asset Management
Japan
$9.54M
JSSH
193
J. Safra Sarasin Holding
$9.51M
SAM
194
Silvercrest Asset Management
New York
$9.42M
Handelsbanken Fonder
195
Handelsbanken Fonder
Sweden
$9.39M
Teacher Retirement System of Texas
196
Teacher Retirement System of Texas
Texas
$9.38M
RC
197
Riposte Capital
New York
$9.35M
Vontobel Holding
198
Vontobel Holding
Switzerland
$9.29M
LSERS
199
Louisiana State Employees Retirement System
Louisiana
$9.12M
ASRS
200
Arizona State Retirement System
Arizona
$9.06M