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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
CD
251
Chapin Davis
Maryland
$8.91M
ETC
252
Exchange Traded Concepts
Oklahoma
$8.91M
URS
253
Utah Retirement Systems
Utah
$8.9M
PP
254
PensionDanmark Pensionsforsikringsaktieselskab
Denmark
$8.9M
VPIM
255
Vanguard Personalized Indexing Management
California
$8.56M
Fidelity International
256
Fidelity International
Bermuda
$8.47M
Wealthfront Advisers
257
Wealthfront Advisers
California
$8.42M
VAM
258
VMS Asset Management
$8.4M
IRP
259
Investment Research Partners
Pennsylvania
$8.06M
EF
260
Empowered Funds
Pennsylvania
$8.02M
PAS
261
Park Avenue Securities
New York
$7.99M
Calamos Advisors
262
Calamos Advisors
Illinois
$7.98M
EWA
263
EverSource Wealth Advisors
Alabama
$7.96M
FDCDDQ
264
Federation des caisses Desjardins du Quebec
Quebec, Canada
$7.86M
NIM
265
NEOS Investment Management
Connecticut
$7.83M
RIM
266
Rakuten Investment Management
Japan
$7.63M
NYLIM
267
New York Life Investment Management
New York
$7.6M
William Blair & Company
268
William Blair & Company
Illinois
$7.57M
BCIM
269
British Columbia Investment Management
British Columbia, Canada
$7.54M
ECSS
270
Eurizon Capital SGR SpA
$7.46M
GC
271
Guggenheim Capital
Illinois
$7.45M
XT
272
XTX Topco
Cayman Islands
$7.45M
HighTower Advisors
273
HighTower Advisors
Illinois
$7.42M
SMDAM
274
Sumitomo Mitsui DS Asset Management
Japan
$7.37M
Macquarie Group
275
Macquarie Group
Australia
$7.34M