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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 %
Pictet Asset Management
226
Pictet Asset Management
Switzerland
$1.8M 22,089 -1,272 -5%
Creative Planning
227
Creative Planning
Kansas
$1.79M 22,034 +1,954 +10%
William Blair & Company
228
William Blair & Company
Illinois
$1.79M 22,020 – –
Calamos Advisors
229
Calamos Advisors
Illinois
$1.79M 21,955 +2,799 +15%
GIA
230
Gateway Investment Advisers
Ohio
$1.78M 21,848 -935 -4%
BCI
231
Brinker Capital Investments
Pennsylvania
$1.78M 21,839 +2,971 +16%
Mitsubishi UFJ Trust & Banking
232
Mitsubishi UFJ Trust & Banking
Japan
$1.72M 21,195 +2,755 +15%
MML Investors Services
233
MML Investors Services
Massachusetts
$1.69M 20,781 -742 -3%
KAS
234
Kestra Advisory Services
Texas
$1.68M 20,634 +5,330 +35%
Commonwealth Equity Services
235
Commonwealth Equity Services
Massachusetts
$1.62M 19,887 -762 -4%
VPIM
236
Vanguard Personalized Indexing Management
California
$1.6M 19,669 +2,920 +17%
CCIA
237
Campbell & Co Investment Adviser
Maryland
$1.56M 19,179 +3,576 +23%
VAS
238
Vestmark Advisory Solutions
Massachusetts
$1.55M 19,117 +13,108 +218%
Toronto Dominion Bank
239
Toronto Dominion Bank
Ontario, Canada
$1.54M 18,904 +18,904 New
GC
240
Guggenheim Capital
Illinois
$1.51M 18,573 +4,053 +28%
SO
241
STRS Ohio
Ohio
$1.48M 18,252 -2,060 -10%
SAM
242
Strategy Asset Managers
California
$1.47M 18,121 +658 +4%
EMPI
243
Elo Mutual Pension Insurance
Finland
$1.4M 17,255 -677 -4%
BC
244
Burney Company
Virginia
$1.38M 17,004 -272 -2%
JGUA
245
John G. Ullman & Associates
New York
$1.36M 16,700 – –
ASN
246
Advisory Services Network
Georgia
$1.36M 14,610 +5,369 +58%
Pathstone Holdings
247
Pathstone Holdings
New Jersey
$1.35M 16,540 +1,693 +11%
X
248
Xponance
Pennsylvania
$1.32M 16,272 -557 -3%
WCM
249
Washington Capital Management
Washington
$1.32M 16,220 – –
SOADOR
250
State of Alaska Department of Revenue
Alaska
$1.3M 15,999 -650 -4%
8 9
10
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