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
STP
226
Science & Technology Partners
New York
$10.7M
WP
227
Woodline Partners
California
$10.7M
JSSH
228
J. Safra Sarasin Holding
$10.6M
BBVA
229
Banco Bilbao Vizcaya Argentaria
Spain
$10.4M
AIIMS
230
Analyst IMS Investment Management Services
Israel
$10.3M
UM
231
UniSuper Management
Australia
$10.1M
AB
232
Amalgamated Bank
New York
$9.96M
ProShare Advisors
233
ProShare Advisors
Maryland
$9.92M
Holocene Advisors
234
Holocene Advisors
New York
$9.92M
OHIS
235
Oak Harvest Investment Services
Texas
$9.9M
X
236
Xponance
Pennsylvania
$9.88M
TCA
237
Tortoise Capital Advisors
Kansas
$9.87M
Public Sector Pension Investment Board (PSP Investments)
238
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$9.77M
Luther King Capital Management (LKCM)
239
Luther King Capital Management (LKCM)
Texas
$9.77M
OAM
240
OP Asset Management
$9.56M
CIBC World Market
241
CIBC World Market
Ontario, Canada
$9.54M
BPIA
242
Broad Peak Investment Advisers
Singapore
$9.43M
Daiwa Securities Group
243
Daiwa Securities Group
Japan
$9.43M
NA
244
Navellier & Associates
Nevada
$9.29M
Man Group
245
Man Group
United Kingdom
$9.08M
OAM
246
Oppenheimer Asset Management
New York
$9.07M
HF
247
HRT Financial
New York
$8.93M
CD
248
Chapin Davis
Maryland
$8.91M
ETC
249
Exchange Traded Concepts
Oklahoma
$8.91M
URS
250
Utah Retirement Systems
Utah
$8.9M