541 hedge funds and large institutions have $8.25B invested in Ciena in 2025 Q1 according to their latest regulatory filings, with 99 funds opening new positions, 184 increasing their positions, 185 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:

less 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
326
$476K
327
$475K
328
$466K
329
$465K
330
$465K
331
$460K
332
$447K
333
$439K
334
$431K
335
$419K
336
$412K
337
$407K
338
$406K
339
$401K
340
$397K
341
$395K
342
$393K
343
$389K
344
$387K
345
$387K
346
$380K
347
$379K
348
$376K
349
$374K
350
$373K