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
CICI
501
Capital Investment Counsel Inc
North Carolina
$702K
DIM
502
Delta Investment Management
California
$702K
NFSG
503
Newbridge Financial Services Group
Florida
$702K
BT
504
Banque Transatlantique
France
$692K
SC
505
Savant Capital
Illinois
$690K
TSS
506
Two Sigma Securities
New York
$689K
PAG
507
Private Advisor Group
New Jersey
$687K
ACGA
508
Atlanta Consulting Group Advisors
Georgia
$685K
FSA
509
Fort Sheridan Advisors
Illinois
$685K
SC
510
Scotia Capital
Ontario, Canada
$679K
DZ Bank
511
DZ Bank
Germany
$673K
EFG
512
Everhart Financial Group
Ohio
$667K
UM
513
UniSuper Management
Australia
$655K
KA
514
KLCM Advisors
Wisconsin
$651K
QC
515
Quadrature Capital
United Kingdom
$651K
AWM
516
Ariadne Wealth Management
California
$641K
VT
517
Vise Technologies
New York
$641K
JCM
518
Janney Capital Management
Pennsylvania
$635K
MAS
519
Meeder Advisory Services
Ohio
$634K
OA
520
Operose Advisors
Wisconsin
$631K
VC
521
Vestor Capital
Illinois
$631K
OAM
522
Ostrum Asset Management
France
$627K
XT
523
XTX Topco
Cayman Islands
$623K
IAS
524
Insigneo Advisory Services
Florida
$613K
Wealthfront Advisers
525
Wealthfront Advisers
California
$611K