840 hedge funds and large institutions have $32.1B invested in Ciena in 2025 Q4 according to their latest regulatory filings, with 247 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:

9.2% more ownership

Funds ownership: 98.65%107.85% (+9.2%)

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
840
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
23
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
LCG
301
Lisanti Capital Growth
New York
$3.31M
ONGA
302
O'Neil Global Advisors
California
$3.31M
Public Employees Retirement Association of Colorado
303
Public Employees Retirement Association of Colorado
Colorado
$3.27M
NAM
304
NorthCrest Asset Manangement
Minnesota
$3.27M
SOADOR
305
State of Alaska Department of Revenue
Alaska
$3.26M
D.E. Shaw & Co
306
D.E. Shaw & Co
New York
$3.24M
EAM
307
Eventide Asset Management
Massachusetts
$3.19M
PNC Financial Services Group
308
PNC Financial Services Group
Pennsylvania
$3.15M
CWM
309
Circle Wealth Management
New Jersey
$3.15M
II
310
Inspire Investing
Idaho
$3.15M
US Bancorp
311
US Bancorp
Minnesota
$3.13M
Nordea Investment Management
312
Nordea Investment Management
Sweden
$3.07M
Nisa Investment Advisors
313
Nisa Investment Advisors
Missouri
$3.06M
GCM
314
Goldstream Capital Management
Hong Kong
$3.05M
PP
315
Pacifica Partners
Canada
$2.98M
HP
316
Havemeyer Place
Connecticut
$2.97M
Daiwa Securities Group
317
Daiwa Securities Group
Japan
$2.95M
LCM
318
Landscape Capital Management
New Jersey
$2.94M
Walleye Capital
319
Walleye Capital
New York
$2.92M
P
320
&Partners
Tennessee
$2.92M
AV
321
ASR Vermogensbeheer
Netherlands
$2.9M
HF
322
HRT Financial
New York
$2.88M
GFA
323
Gifford Fong Associates
California
$2.87M
DFL
324
Dedeker Financial LLC
Minnesota
$2.85M
Federated Hermes
325
Federated Hermes
Pennsylvania
$2.84M