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
ALMGDA
401
AG2R La Mondiale Gestion d'Actifs
France
$1.38M
CIBC World Market
402
CIBC World Market
Ontario, Canada
$1.37M
GT
403
Greenleaf Trust
Michigan
$1.34M
FPAS
404
Focus Partners Advisor Solutions
Missouri
$1.33M
ProShare Advisors
405
ProShare Advisors
Maryland
$1.32M
NDSIB
406
North Dakota State Investment Board
North Dakota
$1.32M
HIM
407
Hillsdale Investment Management
Ontario, Canada
$1.31M
RHJA
408
Rice Hall James & Associates
California
$1.3M
KF
409
Krilogy Financial
Missouri
$1.28M
FFA
410
Florida Financial Advisors
Florida
$1.28M
PI
411
PFG Investments
New York
$1.28M
VA
412
Verdad Advisers
Massachusetts
$1.27M
QCM
413
QRG Capital Management
Illinois
$1.27M
ATPW
414
Ashton Thomas Private Wealth
Arizona
$1.25M
FISPB
415
Fideuram - Intesa Sanpaolo Private Banking
$1.23M
SCM
416
Sandler Capital Management
New York
$1.23M
WWMCALLC
417
Walser Wealth Management Company, A Ltd Liability Co
Florida
$1.22M
HS
418
HighVista Strategies
Massachusetts
$1.21M
ECM
419
Evergreen Capital Management
Washington
$1.21M
BPA
420
Beacon Pointe Advisors
California
$1.2M
MWM
421
Mosley Wealth Management
California
$1.2M
PA
422
Parallel Advisors
California
$1.19M
RWM
423
Ritholtz Wealth Management
New York
$1.19M
ACM
424
Advisors Capital Management
New Jersey
$1.19M
PA
425
PSI Advisors
Florida
$1.19M