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1,080 hedge funds and large institutions have $51.8B invested in Ciena in 2026 Q1 according to their latest regulatory filings, with 319 funds opening new positions, 315 increasing their positions, 366 reducing their positions, and 79 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 call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

27% more funds holding

Funds holding: 8531,080 (+227)

12.96% less ownership

Funds ownership: 107.93%94.96% (-13%)

14% less repeat investments, than reductions

Existing positions increased: 315 | Existing positions reduced: 366

Holders
1,080
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
31
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.11B
Puts
$798M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
FISPB
501
Fideuram - Intesa Sanpaolo Private Banking
$1.5M
MFIM
502
Mesirow Financial Investment Management
Illinois
$1.49M
TM
503
Taproot Management
New York
$1.49M
SAM
504
Securian Asset Management
Minnesota
$1.49M
EAM
505
Eventide Asset Management
Massachusetts
$1.49M
HMS
506
Hanseatic Management Services
New Mexico
$1.46M
Squarepoint
507
Squarepoint
New York
$1.45M
PIM
508
Plato Investment Management
Australia
$1.44M
BEI
509
Benjamin Edwards Inc
Missouri
$1.43M
IC
510
Inscription Capital
Texas
$1.43M
ECM
511
Everence Capital Management
Indiana
$1.42M
CFC
512
Coyle Financial Counsel
Illinois
$1.42M
KC
513
Kepler Cheuvreux
$1.39M
Los Angeles Capital Management
514
Los Angeles Capital Management
California
$1.37M
LCM
515
Landscape Capital Management
New Jersey
$1.36M
LF
516
Lansforsakringar Fondforvaltning
Sweden
$1.36M
Two Sigma Investments
517
Two Sigma Investments
New York
$1.35M
WI
518
Wahed Invest
New York
$1.35M
GT
519
Greenleaf Trust
Michigan
$1.34M
HH
520
Hilltop Holdings
Texas
$1.33M
CUAMC
521
China Universal Asset Management Company
China
$1.32M
SO
522
STRS Ohio
Ohio
$1.31M
Brown Advisory
523
Brown Advisory
Maryland
$1.31M
VAS
524
Vestmark Advisory Solutions
Massachusetts
$1.3M
ONGA
525
O'Neil Global Advisors
California
$1.29M