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853 hedge funds and large institutions have $32.2B invested in Ciena in 2025 Q4 according to their latest regulatory filings, with 258 funds opening new positions, 249 increasing their positions, 274 reducing their positions, and 82 closing their positions.

New
Increased
Maintained
Reduced
Closed

215% more first-time investments, than exits

New positions opened: 258 | Existing positions closed: 82

59% more capital invested

Capital invested by funds: $20.3B → $32.2B (+$11.9B)

44% more funds holding in top 10

Funds holding in top 10: 1623 (+7)

24% more funds holding

Funds holding: 688853 (+165)

9.27% more ownership

Funds ownership: 98.65%107.93% (+9.3%)

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: 249 | Existing positions reduced: 274

Holders
853
Holders Change
+165
Holders Change %
+23.98%
% of All Funds
10.38%
Holding in Top 10
23
Holding in Top 10 Change
+7
Holding in Top 10 Change %
+43.75%
% of All Funds
0.28%
New
258
Increased
249
Reduced
274
Closed
82
Calls
$572M
Puts
$627M
Net Calls
-$55.1M
Net Calls Change
-$254M
Name Holding Trade Value Shares
Change
Change in
Stake
Norges Bank
26
Norges Bank
Norway
$190M +$158M +811,950 New
Wealth Enhancement Advisory Services
27
Wealth Enhancement Advisory Services
Minnesota
$187M -$13.6M -70,274 -9%
1832 Asset Management
28
1832 Asset Management
Ontario, Canada
$185M +$153M +789,900 New
Citadel Advisors
29
Citadel Advisors
Florida
$168M -$71.2M -366,782 -34%
UBS AM
30
UBS AM
Illinois
$163M +$45M +231,943 +50%
FFM
31
FengHe Fund Management
Singapore
$155M +$79.7M +410,588 +164%
Schroder Investment Management Group
32
Schroder Investment Management Group
United Kingdom
$143M -$38.1M -196,225 -25%
Massachusetts Financial Services
33
Massachusetts Financial Services
Massachusetts
$142M +$86.5M +445,769 +276%
Deutsche Bank
34
Deutsche Bank
Germany
$138M +$35.8M +184,395 +45%
UBS Group
35
UBS Group
Switzerland
$126M -$2.59M -13,327 -2%
Assenagon Asset Management
36
Assenagon Asset Management
Luxembourg
$120M -$98.7M -508,915 -50%
First Trust Advisors
37
First Trust Advisors
Illinois
$120M -$2.46M -12,670 -2%
Primecap Management
38
Primecap Management
California
$120M -$14.7M -75,600 -13%
Legal & General Group
39
Legal & General Group
United Kingdom
$119M +$45.9M +236,568 +86%
AIM
40
Anatole Investment Management
Hong Kong
$117M -$4.29M -22,090 -4%
Prudential Financial
41
Prudential Financial
New Jersey
$114M +$74.6M +384,547 +368%
Amundi
42
Amundi
France
$113M +$38.6M +198,925 +70%
Barrow, Hanley, Mewhinney & Strauss
43
Barrow, Hanley, Mewhinney & Strauss
Texas
$111M -$327M -1,684,470 -78%
Point72 Asset Management
44
Point72 Asset Management
Connecticut
$110M -$21.4M -110,342 -19%
HRCM
45
Hood River Capital Management
Florida
$106M -$142M -729,428 -62%
Goldman Sachs
46
Goldman Sachs
New York
$104M +$30.2M +155,712 +54%
Janus Henderson Group
47
Janus Henderson Group
United Kingdom
$103M -$56M -288,447 -40%
Balyasny Asset Management
48
Balyasny Asset Management
Illinois
$103M -$35.6M -183,588 -29%
Holocene Advisors
49
Holocene Advisors
New York
$101M +$34.3M +176,742 +70%
ACM
50
Analog Century Management
New York
$100M -$56.1M -288,954 -40%