560 hedge funds and large institutions have $11.5B invested in Ciena in 2025 Q2 according to their latest regulatory filings, with 104 funds opening new positions, 198 increasing their positions, 179 reducing their positions, and 81 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more first-time investments, than exits

New positions opened: | Existing positions closed:

11% more repeat investments, than reductions

Existing positions increased: 198 | Existing positions reduced: 179

3.75% more ownership

Funds ownership: 96.01%99.76% (+3.8%)

4% more funds holding

Funds holding: 541560 (+19)

Holders
560
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
9
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$184M
Puts
$121M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
I
601
InceptionR
California
USAA
602
United Services Automobile Association
Texas
OTPPB
603
Ontario Teachers' Pension Plan Board
Ontario, Canada
BAM
604
Blueshift Asset Management
New Jersey
UFF
605
USA Financial Formulas
Michigan
Jacobs Levy Equity Management
606
Jacobs Levy Equity Management
New Jersey
TL
607
Tradewinds LLC
North Carolina
CAM
608
Congress Asset Management
Massachusetts
SMH
609
Sanders Morris Harris
Texas
LIP
610
Lighthouse Investment Partners
Florida
SRL
611
Scientech Research LLC
New Jersey
VF
612
Virtu Financial
New York
Mirae Asset Global Investments
613
Mirae Asset Global Investments
South Korea
IFU
614
iSAM Funds (UK)
United Kingdom
PTC
615
Petrus Trust Company
Texas
QC
616
Quadrature Capital
United Kingdom
RT
617
Rockland Trust
Massachusetts
TC
618
TownSquare Capital
Utah
CIA
619
Choate Investment Advisors
Massachusetts
CC
620
Centiva Capital
New York
FC
621
Farringdon Capital
United Kingdom
BCM
622
Bayesian Capital Management
New York
CWC
623
Carolinas Wealth Consulting
North Carolina
QL
624
Quarry LP
New York
AIP
625
Arrowpoint Investment Partners
Singapore