542 hedge funds and large institutions have $8.24B invested in Ciena in 2025 Q1 according to their latest regulatory filings, with 98 funds opening new positions, 184 increasing their positions, 186 reducing their positions, and 82 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

2.79% less ownership

Funds ownership: 98.66%95.87% (-2.8%)

31% less capital invested

Capital invested by funds: $11.9B → $8.24B (-$3.65B)

45% less funds holding in top 10

Funds holding in top 10: 116 (-5)

Holders
542
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
101
$8.33M
102
$8.19M
103
$8.07M
104
$7.97M
105
$7.89M
106
$7.76M
107
$7.6M
108
$7.55M
109
$7.17M
110
$7.14M
111
$7.13M
112
$6.92M
113
$6.76M
114
$6.68M
115
$6.67M
116
$6.55M
117
$6.36M
118
$6.28M
119
$6.25M
120
$6.07M
121
$6.05M
122
$6.01M
123
$5.89M
124
$5.74M
125
$5.53M