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
MSRPS
376
Maryland State Retirement & Pension System
Maryland
$1.64M
SF
377
Summit Financial
New Jersey
$1.63M
PP
378
Prudential plc
United Kingdom
$1.63M
Axa
379
Axa
France
$1.62M
PSP
380
Principal Street Partners
Tennessee
$1.61M
Rafferty Asset Management
381
Rafferty Asset Management
New York
$1.61M
WBC
382
Westpac Banking Corp
Australia
$1.61M
VC
383
VarCov Co
Connecticut
$1.6M
VA
384
Vident Advisory
Georgia
$1.59M
WCM
385
Washington Capital Management
Washington
$1.58M
RP
386
Riverwater Partners
Wisconsin
$1.56M
BIG
387
Brooklyn Investment Group
New York
$1.56M
JSC
388
Jackson Square Capital
California
$1.55M
CIBC Asset Management
389
CIBC Asset Management
Ontario, Canada
$1.53M
AAM
390
Advisors Asset Management
Colorado
$1.53M
CRWM
391
Castle Rock Wealth Management
California
$1.53M
PRS
392
Pinkerton Retirement Specialists
Idaho
$1.53M
VI
393
Versor Investments
New York
$1.52M
PCM
394
Perkins Capital Management
Minnesota
$1.47M
CIP
395
Cornerstone Investment Partners
Georgia
$1.45M
KPWS
396
Kestra Private Wealth Services
Texas
$1.45M
HFS
397
Hantz Financial Services
Michigan
$1.44M
RIM
398
Rakuten Investment Management
Japan
$1.43M
FB
399
Fulton Bank
Pennsylvania
$1.43M
FAMI
400
Fideuram Asset Management (Ireland)
$1.38M