1,075 hedge funds and large institutions have $51.8B invested in Ciena in 2026 Q1 according to their latest regulatory filings, with 318 funds opening new positions, 313 increasing their positions, 364 reducing their positions, and 80 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

Funds holding:

26% more funds holding in top 10

Funds holding in top 10: 2329 (+6)

13.03% less ownership

Funds ownership: 107.92%94.89% (-13%)

14% less repeat investments, than reductions

Existing positions increased: 313 | Existing positions reduced: 364

Holders
1,075
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
29
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
EAM
501
Eventide Asset Management
Massachusetts
$1.49M
HMS
502
Hanseatic Management Services
New Mexico
$1.46M
Squarepoint
503
Squarepoint
New York
$1.45M
PIM
504
Plato Investment Management
Australia
$1.44M
BEI
505
Benjamin Edwards Inc
Missouri
$1.43M
IC
506
Inscription Capital
Texas
$1.43M
ECM
507
Everence Capital Management
Indiana
$1.42M
CFC
508
Coyle Financial Counsel
Illinois
$1.42M
KC
509
Kepler Cheuvreux
$1.39M
Los Angeles Capital Management
510
Los Angeles Capital Management
California
$1.37M
LCM
511
Landscape Capital Management
New Jersey
$1.36M
LF
512
Lansforsakringar Fondforvaltning
Sweden
$1.36M
Two Sigma Investments
513
Two Sigma Investments
New York
$1.35M
WI
514
Wahed Invest
New York
$1.35M
GT
515
Greenleaf Trust
Michigan
$1.34M
HH
516
Hilltop Holdings
Texas
$1.33M
CUAMC
517
China Universal Asset Management Company
China
$1.32M
SO
518
STRS Ohio
Ohio
$1.31M
Brown Advisory
519
Brown Advisory
Maryland
$1.31M
VAS
520
Vestmark Advisory Solutions
Massachusetts
$1.3M
ONGA
521
O'Neil Global Advisors
California
$1.29M
Axa
522
Axa
France
$1.29M
GIA
523
Guyasuta Investment Advisors
Pennsylvania
$1.29M
DWM
524
Diversify Wealth Management
Utah
$1.26M
SC
525
Savant Capital
Illinois
$1.25M