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
AV
326
ASR Vermogensbeheer
Netherlands
$4.98M
OTL
327
Oak Thistle LLC
New York
$4.97M
ASN
328
Advisory Services Network
Georgia
$4.87M
JGUA
329
John G. Ullman & Associates
New York
$4.81M
HI
330
Horizon Investments
North Carolina
$4.81M
SAM
331
Strategy Asset Managers
California
$4.79M
DF
332
Dedeker Financial
Minnesota
$4.78M
KCM
333
Kultura Capital Management
Utah
$4.78M
IFG
334
Independent Financial Group
California
$4.66M
PP
335
Pacifica Partners
Canada
$4.64M
PAP
336
Persistent Asset Partners
Hong Kong
$4.6M
VF
337
Virtu Financial
New York
$4.49M
PFA
338
Peak Financial Advisors
Colorado
$4.41M
KAS
339
Kestra Advisory Services
Texas
$4.38M
P
340
&Partners
Tennessee
$4.37M
CS
341
Candriam SCA
Luxembourg
$4.37M
CIA
342
Concurrent Investment Advisors
Florida
$4.32M
NAM
343
NorthCrest Asset Manangement
Minnesota
$4.32M
TRSOTSOK
344
Teachers Retirement System of the State of Kentucky
Kentucky
$4.31M
UBP
345
Union Bancaire Privee
Switzerland
$4.26M
GIBU
346
Gulf International Bank (UK)
United Kingdom
$4.22M
GT
347
Glenmede Trust
Pennsylvania
$4.21M
DZ Bank
348
DZ Bank
Germany
$4.16M
RWM
349
Ritholtz Wealth Management
New York
$4.11M
GGHC
350
Gilder Gagnon Howe & Co
New York
$4.1M