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
Nisa Investment Advisors
351
Nisa Investment Advisors
Missouri
$4.08M
WBC
352
Westpac Banking Corp
Australia
$4.01M
AG
353
AIA Group
Hong Kong
$4.01M
MMEA
354
Main Management ETF Advisors
California
$4M
AAF
355
Andra AP-fonden
Sweden
$3.98M
IGAM
356
iA Global Asset Management
Quebec, Canada
$3.9M
Jones Financial Companies
357
Jones Financial Companies
Missouri
$3.85M
MFG
358
Merit Financial Group
Georgia
$3.8M
VA
359
Vident Advisory
Georgia
$3.75M
RBI
360
Raiffeisen Bank International
Austria
$3.74M
GC
361
GMT Capital
Georgia
$3.65M
SMH
362
Sanders Morris Harris
Texas
$3.62M
SA
363
Sanctuary Advisors
Indiana
$3.6M
DACS
364
Dymon Asia Capital (Singapore)
Singapore
$3.59M
GCM
365
Goldstream Capital Management
Hong Kong
$3.59M
NP
366
Nilsine Partners
Colorado
$3.57M
BMSSC
367
B. Metzler seel. Sohn & Co
Germany
$3.53M
BAMF
368
BI Asset Management Fondsmaeglerselskab
Denmark
$3.51M
SF
369
Summit Financial
New Jersey
$3.5M
MCP
370
Miller Capital Partners
Michigan
$3.48M
D.E. Shaw & Co
371
D.E. Shaw & Co
New York
$3.46M
PCM
372
Perkins Capital Management
Minnesota
$3.45M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
373
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$3.43M
BIG
374
Brooklyn Investment Group
New York
$3.36M
MFS
375
Mirabella Financial Services
United Kingdom
$3.34M