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
OQS
376
Occudo Quantitative Strategies
Florida
$3.32M
MSU
377
Mizuho Securities USA
New York
$3.31M
KFA
378
Krane Funds Advisors
New York
$3.3M
TA
379
TKG Advisors
Indiana
$3.24M
KPWS
380
Kestra Private Wealth Services
Texas
$3.21M
NB
381
Norinchukin Bank
Japan
$3.2M
AC
382
Armistice Capital
New York
$3.16M
HIMCH
383
Hartford Investment Management Co (HIMCO)
Connecticut
$3.13M
Thrivent Financial for Lutherans
384
Thrivent Financial for Lutherans
Minnesota
$3.11M
PWM
385
Parkway Wealth Management
Texas
$3.05M
SFA
386
Sequoia Financial Advisors
Ohio
$3M
EC
387
Estate Counselors
Wisconsin
$2.94M
DF
388
Donoghue Forlines
Massachusetts
$2.92M
OIMU
389
Osmosis Investment Management UK
United Kingdom
$2.92M
QT
390
Quantbot Technologies
New York
$2.86M
Blackstone Inc
391
Blackstone Inc
New York
$2.82M
Lido Advisors
392
Lido Advisors
California
$2.81M
LSERS
393
Louisiana State Employees Retirement System
Louisiana
$2.8M
Truist Financial
394
Truist Financial
North Carolina
$2.78M
WA
395
Win Advisors
Florida
$2.76M
Cambridge Investment Research Advisors
396
Cambridge Investment Research Advisors
Iowa
$2.75M
ACM
397
Advisors Capital Management
New Jersey
$2.75M
M&T Bank
398
M&T Bank
New York
$2.74M
CWM
399
Circle Wealth Management
New Jersey
$2.74M
MSRPS
400
Maryland State Retirement & Pension System
Maryland
$2.73M