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
SW
376
SkyOak Wealth
Michigan
$1.67M
MSRPS
377
Maryland State Retirement & Pension System
Maryland
$1.64M
SF
378
Summit Financial
New Jersey
$1.63M
PP
379
Prudential plc
United Kingdom
$1.63M
Axa
380
Axa
France
$1.62M
PSP
381
Principal Street Partners
Tennessee
$1.61M
Rafferty Asset Management
382
Rafferty Asset Management
New York
$1.61M
WBC
383
Westpac Banking Corp
Australia
$1.61M
VC
384
VarCov Co
Connecticut
$1.6M
VA
385
Vident Advisory
Georgia
$1.59M
WCM
386
Washington Capital Management
Washington
$1.58M
RP
387
Riverwater Partners
Wisconsin
$1.56M
BIG
388
Brooklyn Investment Group
New York
$1.56M
JSC
389
Jackson Square Capital
California
$1.55M
CIBC Asset Management
390
CIBC Asset Management
Ontario, Canada
$1.53M
AAM
391
Advisors Asset Management
Colorado
$1.53M
CRWM
392
Castle Rock Wealth Management
California
$1.53M
PRS
393
Pinkerton Retirement Specialists
Idaho
$1.53M
VI
394
Versor Investments
New York
$1.52M
PCM
395
Perkins Capital Management
Minnesota
$1.47M
CIP
396
Cornerstone Investment Partners
Georgia
$1.45M
KPWS
397
Kestra Private Wealth Services
Texas
$1.45M
HFS
398
Hantz Financial Services
Michigan
$1.44M
RIM
399
Rakuten Investment Management
Japan
$1.43M
FB
400
Fulton Bank
Pennsylvania
$1.43M