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Ciena
CIEN

Overview Fund Activity

553 hedge funds and large institutions have $11.4B invested in Ciena in 2025 Q2 according to their latest regulatory filings, with 101 funds opening new positions, 195 increasing their positions, 177 reducing their positions, and 81 closing their positions.

Holders
553
Holders Change
+11
Holders Change %
+2.03%
% of All Funds
7.43%
Holding in Top 10
9
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+50%
% of All Funds
0.12%
New
101
Increased
195
Reduced
177
Closed
81
Calls
$165M
Puts
$105M
Net Calls
+$59.9M
Net Calls Change
+$24.7M

Top Buyers

1
JCAM
1
Jericho Capital Asset Management
New York
$109M
2
AM
2
Atreides Management
Massachusetts
$103M
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$84M
4
VNIM
4
Vaughan Nelson Investment Management
Texas
$100M
5
RCM
5
Rokos Capital Management
United Kingdom
$81.1M

Top Sellers

1
Thrivent Financial for Lutherans
1
Thrivent Financial for Lutherans
Minnesota
$43.5M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$21.3M
3
Qube Research & Technologies (QRT)
3
Qube Research & Technologies (QRT)
United Kingdom
$0
4
UBS Group
4
UBS Group
Switzerland
$38.4M
5
Alyeska Investment Group
5
Alyeska Investment Group
Illinois
$0
Name Market Value Shares Shares
Change 		Shares
Change %
DG
51
DigitalBridge Group
Florida
$31.8M 390,853 -64,212 -14%
TCP
52
ThornTree Capital Partners
Massachusetts
$30.8M 378,962 -54,527 -13%
RhumbLine Advisers
53
RhumbLine Advisers
Massachusetts
$30.8M 378,655 -2,705 -0.7%
1SAMC
54
12th Street Asset Management Company
Tennessee
$30.8M 378,108 +68,553 +22%
Loomis, Sayles & Company
55
Loomis, Sayles & Company
Massachusetts
$29.1M 357,448 -63,453 -15%
Axa
56
Axa
France
$28.4M 349,381 -119,716 -26%
AllianceBernstein
57
AllianceBernstein
Tennessee
$28.2M 346,644 -84,873 -20%
Principal Financial Group
58
Principal Financial Group
Iowa
$26.2M 322,259 -4,758 -1%
Deutsche Bank
59
Deutsche Bank
Germany
$24.4M 300,108 -6,198 -2%
Legal & General Group
60
Legal & General Group
United Kingdom
$24.1M 296,744 +1,180 +0.4%
Ensign Peak Advisors
61
Ensign Peak Advisors
Utah
$23.7M 290,897 +238,590 +456%
FC
62
Foursixthree Capital
New York
$23.4M 287,247 +287,247 New
LP
63
LMR Partners
United Kingdom
$23.2M 285,000 +210,000 +280%
SI
64
Sora Investors
Pennsylvania
$23M 283,025 +283,025 New
Invesco
65
Invesco
Georgia
$22.9M 281,558 -51,066 -15%
Citigroup
66
Citigroup
New York
$22.4M 274,839 -53,756 -16%
Swiss National Bank
67
Swiss National Bank
Switzerland
$22.1M 271,700 -3,600 -1%
Millennium Management
68
Millennium Management
New York
$22.1M 271,526 -362,525 -57%
WJWM
69
Williams Jones Wealth Management
New York
$21.6M 265,488 -4,265 -2%
Russell Investments Group
70
Russell Investments Group
United Kingdom
$21.5M 262,431 +48,989 +23%
T. Rowe Price Associates
71
T. Rowe Price Associates
Maryland
$21.3M 262,223 -907,726 -78%
Capital Fund Management (CFM)
72
Capital Fund Management (CFM)
France
$21M 258,250 -99,318 -28%
Royal Bank of Canada
73
Royal Bank of Canada
Ontario, Canada
$20.9M 256,542 +62,355 +32%
California Public Employees Retirement System
74
California Public Employees Retirement System
California
$20.5M 251,460 +17,294 +7%
Natixis Advisors
75
Natixis Advisors
Massachusetts
$20.4M 251,395 +112,748 +81%
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