1,073 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, 311 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)

13.04% less ownership

Funds ownership: 107.91%94.88% (-13%)

15% less repeat investments, than reductions

Existing positions increased: 311 | Existing positions reduced: 364

Holders
1,073
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
SLAM
301
Swiss Life Asset Management
$5.98M
KM
302
KP Management
Minnesota
$5.82M
MOACM
303
Mutual of America Capital Management
New York
$5.82M
SP
304
SWS Partners
Ohio
$5.81M
TWC
305
TD Waterhouse Canada
Ontario, Canada
$5.78M
EI
306
Ethic Inc
New York
$5.74M
VIM
307
Vinva Investment Management
Australia
$5.74M
QCG
308
Quadrant Capital Group
Ohio
$5.71M
IMCOOI
309
Investment Management Corp of Ontario (IMCO)
Canada
$5.63M
AC
310
Allstate Corporation
Illinois
$5.6M
SOADOR
311
State of Alaska Department of Revenue
Alaska
$5.58M
Janney Montgomery Scott
312
Janney Montgomery Scott
Pennsylvania
$5.57M
YCM
313
Yousif Capital Management
Michigan
$5.53M
Mirae Asset Global ETFs Holdings
314
Mirae Asset Global ETFs Holdings
Hong Kong
$5.52M
GCM
315
Genus Capital Management
British Columbia, Canada
$5.44M
AP
316
Americana Partners
Texas
$5.39M
US Bancorp
317
US Bancorp
Minnesota
$5.38M
CL
318
CVFG LLC
Indiana
$5.36M
BCV
319
Banque Cantonale Vaudoise
Switzerland
$5.31M
PFM
320
Premier Fund Managers
United Kingdom
$5.28M
BBA
321
Baader Bank Aktiengesellschaft
Germany
$5.26M
PFM
322
Patton Fund Management
Texas
$5.12M
HCM
323
Hilton Capital Management
New York
$5.1M
BHCM
324
Brevan Howard Capital Management
Jersey
$5.02M
AV
325
ASR Vermogensbeheer
Netherlands
$4.98M