834 hedge funds and large institutions have $32.1B invested in Ciena in 2025 Q4 according to their latest regulatory filings, with 241 funds opening new positions, 248 increasing their positions, 274 reducing their positions, and 81 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 funds holding in top 10

Funds holding in top 10:

more funds holding

Funds holding:

9.15% more ownership

Funds ownership: 98.65%107.8% (+9.1%)

9% less call options, than puts

Call options by funds: $572M | Put options by funds: $627M

9% less repeat investments, than reductions

Existing positions increased: 248 | Existing positions reduced: 274

Holders
834
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
21
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$572M
Puts
$627M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
EWS
251
Evergreen Wealth Solutions
Pennsylvania
$5.41M
GT
252
Glenmede Trust
Pennsylvania
$5.29M
CIP
253
Convergence Investment Partners
Florida
$5.27M
AC
254
Amitell Capital
Singapore
$5.23M
MML Investors Services
255
MML Investors Services
Massachusetts
$5.2M
Toronto Dominion Bank
256
Toronto Dominion Bank
Ontario, Canada
$5.15M
X
257
Xponance
Pennsylvania
$5.01M
Two Sigma Investments
258
Two Sigma Investments
New York
$4.93M
PFM
259
Premier Fund Managers
United Kingdom
$4.9M
Osaic Holdings
260
Osaic Holdings
Arizona
$4.87M
OSAM
261
O'Shaughnessy Asset Management
Connecticut
$4.8M
VPIM
262
Vanguard Personalized Indexing Management
California
$4.78M
Commonwealth Equity Services
263
Commonwealth Equity Services
Massachusetts
$4.77M
KCM
264
Kultura Capital Management
Utah
$4.75M
HCM
265
Hilton Capital Management
New York
$4.69M
JAM
266
Jupiter Asset Management
United Kingdom
$4.65M
Macquarie Group
267
Macquarie Group
Australia
$4.57M
GC
268
Guggenheim Capital
Illinois
$4.57M
PCM
269
Pinnbrook Capital Management
New York
$4.48M
MC
270
MIG Capital
California
$4.45M
EC
271
Estate Counselors
Wisconsin
$4.4M
SAM
272
Strategy Asset Managers
California
$4.36M
William Blair & Company
273
William Blair & Company
Illinois
$4.34M
EMPI
274
Elo Mutual Pension Insurance
Finland
$4.33M
Verition Fund Management
275
Verition Fund Management
Connecticut
$4.29M