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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 %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.73B 21,232,630 -80,393 -0.4%
BlackRock
2
BlackRock
New York
$1.39B 17,067,198 +27,897 +0.2%
Vanguard Group
3
Vanguard Group
Pennsylvania
$1.23B 15,088,445 +103,199 +0.7%
JPMorgan Chase & Co
4
JPMorgan Chase & Co
New York
$426M 5,243,053 +407,379 +8%
State Street
5
State Street
Massachusetts
$362M 4,454,987 -109,666 -2%
Barrow, Hanley, Mewhinney & Strauss
6
Barrow, Hanley, Mewhinney & Strauss
Texas
$346M 4,252,811 +456,900 +12%
Bank of America
7
Bank of America
North Carolina
$284M 3,495,795 +329,821 +10%
BNP Paribas Asset Management
8
BNP Paribas Asset Management
France
$249M 3,063,635 -289,723 -9%
Point72 Asset Management
9
Point72 Asset Management
Connecticut
$224M 2,754,675 +763,422 +38%
William Blair Investment Management
10
William Blair Investment Management
Illinois
$220M 2,708,540 +702,909 +35%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$204M 2,502,740 +299 +0%
Dimensional Fund Advisors
12
Dimensional Fund Advisors
Texas
$185M 2,269,224 -108,254 -5%
Morgan Stanley
13
Morgan Stanley
New York
$152M 1,870,080 +336,526 +22%
Capital World Investors
14
Capital World Investors
California
$139M 1,706,474 -146,535 -8%
SM
15
Senvest Management
New York
$135M 1,655,012 +182,900 +12%
Neuberger Berman Group
16
Neuberger Berman Group
New York
$120M 1,471,712 -175,362 -11%
JCAM
17
Jericho Capital Asset Management
New York
$109M 1,335,000 +1,335,000 New
PCH
18
Polar Capital Holdings
United Kingdom
$104M 1,284,523 +49,546 +4%
AM
19
Atreides Management
Massachusetts
$103M 1,262,818 +1,262,818 New
VNIM
20
Vaughan Nelson Investment Management
Texas
$100M 1,235,696 +975,792 +375%
AQR Capital Management
21
AQR Capital Management
Connecticut
$99.3M 1,220,927 +677,299 +125%
HRCM
22
Hood River Capital Management
Florida
$98.9M 1,216,068 +368,386 +43%
IAM
23
Ion Asset Management
Israel
$98.5M 1,211,264 -145,488 -11%
Northern Trust
24
Northern Trust
Illinois
$97.2M 1,195,297 -12,778 -1%
NL
25
Nuveen LLC
North Carolina
$94.4M 1,160,162 +723 +0.1%
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