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1,080 hedge funds and large institutions have $51.8B invested in Ciena in 2026 Q1 according to their latest regulatory filings, with 319 funds opening new positions, 315 increasing their positions, 366 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed

304% more first-time investments, than exits

New positions opened: 319 | Existing positions closed: 79

61% more capital invested

Capital invested by funds: $32.2B → $51.8B (+$19.7B)

39% more call options, than puts

Call options by funds: $1.11B | Put options by funds: $798M

35% more funds holding in top 10

Funds holding in top 10: 2331 (+8)

27% more funds holding

Funds holding: 8531,080 (+227)

12.94% less ownership

Funds ownership: 107.93%94.98% (-13%)

14% less repeat investments, than reductions

Existing positions increased: 315 | Existing positions reduced: 366

Holders
1,080
Holders Change
+227
Holders Change %
+26.61%
% of All Funds
13.3%
Holding in Top 10
31
Holding in Top 10 Change
+8
Holding in Top 10 Change %
+34.78%
% of All Funds
0.38%
New
319
Increased
315
Reduced
366
Closed
79
Calls
$1.11B
Puts
$798M
Net Calls
+$311M
Net Calls Change
+$366M
Name Holding Trade Value Shares
Change
Change in
Stake
AllianceBernstein
51
AllianceBernstein
Tennessee
$123M +$51.9M +169,841 +47%
Mitsubishi UFJ Asset Management
52
Mitsubishi UFJ Asset Management
Japan
$123M +$55.7M +182,013 +135%
AIM
53
Anatole Investment Management
Hong Kong
$122M -$57.5M -188,153 -38%
VGA
54
Vanguard Global Advisers
Pennsylvania
$121M +$94.9M +310,389 New
Raymond James Financial
55
Raymond James Financial
Florida
$118M -$16M -52,164 -15%
Barrow, Hanley, Mewhinney & Strauss
56
Barrow, Hanley, Mewhinney & Strauss
Texas
$117M -$53M -173,430 -37%
National Pension Service
57
National Pension Service
South Korea
$116M +$26.3M +86,122 +41%
Allianz Asset Management
58
Allianz Asset Management
Germany
$112M +$35.5M +116,177 +67%
Neuberger Berman Group
59
Neuberger Berman Group
New York
$112M -$29.8M -97,476 -25%
1832 Asset Management
60
1832 Asset Management
Ontario, Canada
$112M -$154M -502,500 -64%
Robeco Institutional Asset Management
61
Robeco Institutional Asset Management
Netherlands
$104M +$66M +215,770 +414%
Barclays
62
Barclays
United Kingdom
$103M +$17.1M +56,035 +27%
Royal Bank of Canada
63
Royal Bank of Canada
Ontario, Canada
$102M -$7.58M -24,788 -9%
FIA
64
Foundations Investment Advisors
Arizona
$99.6M -$546K -1,785 -0.7%
Janus Henderson Group
65
Janus Henderson Group
United Kingdom
$96.7M -$58.9M -192,433 -44%
ACM
66
Analog Century Management
New York
$96.1M -$55.5M -181,375 -42%
RhumbLine Advisers
67
RhumbLine Advisers
Massachusetts
$95.6M -$42M -137,174 -36%
VAM
68
Vanguard Asset Management
$94.9M +$74.7M +244,340 New
California Public Employees Retirement System
69
California Public Employees Retirement System
California
$92.4M -$938K -3,067 -1%
WRCM
70
Whale Rock Capital Management
Massachusetts
$89.8M -$203M -662,216 -74%
HSBC Holdings
71
HSBC Holdings
United Kingdom
$86.5M +$51.6M +168,736 +310%
MP
72
Munro Partners
Australia
$83.5M -$27.4M -89,455 -29%
WJWM
73
Williams Jones Wealth Management
New York
$83.4M -$5.29M -17,312 -7%
California State Teachers Retirement System (CalSTRS)
74
California State Teachers Retirement System (CalSTRS)
California
$81.4M -$1.56M -5,095 -2%
Citigroup
75
Citigroup
New York
$77.7M -$15.8M -51,539 -20%