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Ciena
CIEN

Overview Fund Activity

542 hedge funds and large institutions have $8.25B invested in Ciena in 2025 Q1 according to their latest regulatory filings, with 102 funds opening new positions, 184 increasing their positions, 183 reducing their positions, and 80 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
542
Holders Change
+12
Holders Change %
+2.26%
% of All Funds
7.36%
Holding in Top 10
6
Holding in Top 10 Change
-5
Holding in Top 10 Change %
-45.45%
% of All Funds
0.08%
New
102
Increased
184
Reduced
183
Closed
80
Calls
$184M
Puts
$149M
Net Calls
+$35.2M
Net Calls Change
-$20.2M

Top Buyers

1
William Blair Investment Management
1
William Blair Investment Management
Illinois
$121M
2
Capital World Investors
2
Capital World Investors
California
$112M
3
Point72 Asset Management
3
Point72 Asset Management
Connecticut
$120M
4
WP
4
Woodline Partners
California
$49.2M
5
Qube Research & Technologies (QRT)
5
Qube Research & Technologies (QRT)
United Kingdom
$51.4M

Top Sellers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$70.7M
2
SPC
2
Slate Path Capital
New York
$0
3
Fidelity International
3
Fidelity International
Bermuda
$0
4
Barrow, Hanley, Mewhinney & Strauss
4
Barrow, Hanley, Mewhinney & Strauss
Texas
$229M
5
PCH
5
Polar Capital Holdings
United Kingdom
$74.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
Ameriprise
76
Ameriprise
Minnesota
$14M +$639K +10,574 +5%
Goldman Sachs
77
Goldman Sachs
New York
$13.4M +$188K +3,117 +1%
Russell Investments Group
78
Russell Investments Group
United Kingdom
$13.1M -$6.94M -113,212 -35%
FIA
79
Foundations Investment Advisors
Arizona
$13M +$13M +214,682 New
TPSF
80
Texas Permanent School Fund
Texas
$12.2M +$12.2M +181,740 New
TD Asset Management
81
TD Asset Management
Ontario, Canada
$12.2M -$1.08M -17,942 -8%
Arrowstreet Capital
82
Arrowstreet Capital
Massachusetts
$12.2M -$19.8M -328,188 -62%
PCM
83
Peregrine Capital Management
Minnesota
$12.1M +$826K +13,672 +7%
Walleye Capital
84
Walleye Capital
New York
$12M +$10.9M +179,589 +911%
Royal Bank of Canada
85
Royal Bank of Canada
Ontario, Canada
$11.7M -$7.15M -118,407 -38%
Verition Fund Management
86
Verition Fund Management
Connecticut
$11.3M +$4.65M +76,939 +69%
BNP Paribas Financial Markets
87
BNP Paribas Financial Markets
France
$10.9M +$4.17M +68,986 +62%
Two Sigma Advisers
88
Two Sigma Advisers
New York
$10.7M +$8.77M +145,200 +458%
JSSH
89
J. Safra Sarasin Holding
$10.5M +$10.5M +173,058 New
Retirement Systems of Alabama
90
Retirement Systems of Alabama
Alabama
$10.5M -$8.73M -144,543 -46%
GAM
91
Gotham Asset Management
New York
$10.1M +$1.92M +31,720 +23%
Macquarie Group
92
Macquarie Group
Australia
$9.86M -$3.71M -61,344 -27%
JF
93
Jump Financial
Illinois
$9.69M +$9.69M +160,364 New
CF
94
Corebridge Financial
Texas
$9.49M -$390K -6,452 -4%
LI
95
LMCG Investments
Massachusetts
$9.31M -$816K -13,504 -8%
RCM
96
Rokos Capital Management
United Kingdom
$9.31M +$9.31M +154,190 New
Impax Asset Management Group
97
Impax Asset Management Group
United Kingdom
$9.06M +$1.18M +19,500 +15%
SSA
98
Schonfeld Strategic Advisors
New York
$9.04M +$2.87M +47,413 +46%
New York State Teachers Retirement System (NYSTRS)
99
New York State Teachers Retirement System (NYSTRS)
New York
$8.99M -$126K -2,092 -1%
State Board of Administration of Florida Retirement System
100
State Board of Administration of Florida Retirement System
Florida
$8.72M -$65.3K -1,080 -0.7%
2 3
4
5 6