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
ONGA
301
O'Neil Global Advisors
California
$3.31M
Public Employees Retirement Association of Colorado
302
Public Employees Retirement Association of Colorado
Colorado
$3.27M
NAM
303
NorthCrest Asset Manangement
Minnesota
$3.27M
SOADOR
304
State of Alaska Department of Revenue
Alaska
$3.26M
D.E. Shaw & Co
305
D.E. Shaw & Co
New York
$3.24M
EAM
306
Eventide Asset Management
Massachusetts
$3.19M
PNC Financial Services Group
307
PNC Financial Services Group
Pennsylvania
$3.15M
CWM
308
Circle Wealth Management
New Jersey
$3.15M
II
309
Inspire Investing
Idaho
$3.15M
US Bancorp
310
US Bancorp
Minnesota
$3.13M
Nordea Investment Management
311
Nordea Investment Management
Sweden
$3.07M
Nisa Investment Advisors
312
Nisa Investment Advisors
Missouri
$3.06M
GCM
313
Goldstream Capital Management
Hong Kong
$3.05M
PP
314
Pacifica Partners
Canada
$2.98M
HP
315
Havemeyer Place
Connecticut
$2.97M
Daiwa Securities Group
316
Daiwa Securities Group
Japan
$2.95M
LCM
317
Landscape Capital Management
New Jersey
$2.94M
Walleye Capital
318
Walleye Capital
New York
$2.92M
P
319
&Partners
Tennessee
$2.92M
AV
320
ASR Vermogensbeheer
Netherlands
$2.9M
HF
321
HRT Financial
New York
$2.88M
GFA
322
Gifford Fong Associates
California
$2.87M
Federated Hermes
323
Federated Hermes
Pennsylvania
$2.84M
BBA
324
Baader Bank Aktiengesellschaft
Germany
$2.75M
PFA
325
Peak Financial Advisors
Colorado
$2.71M