541 hedge funds and large institutions have $8.25B invested in Ciena in 2025 Q1 according to their latest regulatory filings, with 100 funds opening new positions, 184 increasing their positions, 184 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 call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding

Funds holding:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

2.65% less ownership

Funds ownership: 98.66%96.01% (-2.6%)

31% less capital invested

Capital invested by funds: $11.9B → $8.25B (-$3.64B)

45% less funds holding in top 10

Funds holding in top 10: 116 (-5)

Holders
541
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$184M
Puts
$149M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
First Manhattan
151
First Manhattan
New York
$3.62M
LK
152
Lumbard & Kellner
New Hampshire
$3.56M
Bank of Montreal
153
Bank of Montreal
Ontario, Canada
$3.51M
NAAA
154
New Age Alpha Advisors
New York
$3.43M
SFM
155
Systematic Financial Management
New Jersey
$3.33M
State of Tennessee, Department of Treasury
156
State of Tennessee, Department of Treasury
Tennessee
$3.28M
BCM
157
Bienville Capital Management
New York
$3.27M
Mariner
158
Mariner
Kansas
$3.2M
Ensign Peak Advisors
159
Ensign Peak Advisors
Utah
$3.16M
PFSRSONJ
160
Police & Firemen's Retirement System of New Jersey
New Jersey
$3.12M
PA
161
Paralel Advisors
Colorado
$3.07M
YCM
162
Yousif Capital Management
Michigan
$3.07M
State of New Jersey Common Pension Fund D
163
State of New Jersey Common Pension Fund D
New Jersey
$3.06M
RBI
164
Raiffeisen Bank International
Austria
$3.03M
American Century Companies
165
American Century Companies
Missouri
$2.96M
LPL Financial
166
LPL Financial
California
$2.95M
HSBC Holdings
167
HSBC Holdings
United Kingdom
$2.94M
SIA
168
Sit Investment Associates
Minnesota
$2.91M
ACMH
169
Andar Capital Management (HK)
Hong Kong
$2.88M
Twin Tree Management
170
Twin Tree Management
Texas
$2.85M
Comerica Bank
171
Comerica Bank
Texas
$2.84M
Ohio Public Employees Retirement System (OPERS)
172
Ohio Public Employees Retirement System (OPERS)
Ohio
$2.83M
DGM
173
Delta Global Management
New York
$2.81M
TRSOTSOK
174
Teachers Retirement System of the State of Kentucky
Kentucky
$2.73M
Teacher Retirement System of Texas
175
Teacher Retirement System of Texas
Texas
$2.7M