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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 %
CPM
301
Connective Portfolio Management
New York
$651K 8,000 +8,000 New
WG
302
Winton Group
United Kingdom
$649K 7,974 -9,225 -54%
PSP
303
Principal Street Partners
Tennessee
$645K 7,926 -287 -3%
Mackenzie Financial
304
Mackenzie Financial
Ontario, Canada
$640K 7,871 – –
CAM
305
CenterStar Asset Management
Illinois
$636K 7,823 +7,823 New
PCM
306
Polymer Capital Management
New York
$604K 7,430 +7,430 New
SW
307
SkyOak Wealth
Michigan
$602K 7,400 – –
Baird Financial Group
308
Baird Financial Group
Wisconsin
$587K 7,214 -499 -6%
SF
309
Summit Financial
New Jersey
$577K 7,096 +273 +4%
BHCM
310
Brevan Howard Capital Management
Jersey
$576K 7,078 -15,041 -68%
KPWS
311
Kestra Private Wealth Services
Texas
$571K 7,019 -2,394 -25%
PCM
312
Prelude Capital Management
New York
$569K 7,000 +7,000 New
FA
313
Fedenia Advisers
Wisconsin
$567K 6,976 +335 +5%
MFG
314
Merit Financial Group
Georgia
$565K 6,952 +1,405 +25%
TC
315
TradeLink Capital
Illinois
$565K 6,942 +6,942 New
Janney Montgomery Scott
316
Janney Montgomery Scott
Pennsylvania
$559K 6,868 +1,575 +30%
STA
317
Summit Trail Advisors
New York
$555K 6,827 +6,827 New
DTL
318
Dynamic Technology Lab
Singapore
$552K 6,787 +6,787 New
MSRPS
319
Maryland State Retirement & Pension System
Maryland
$547K 6,727 – –
EH
320
Equitable Holdings
New York
$546K 6,716 +1,720 +34%
AAM
321
Advisors Asset Management
Colorado
$545K 6,702 +1,593 +31%
PI
322
PFG Investments
New York
$542K 6,666 -260 -4%
HWM
323
HB Wealth Management
Georgia
$542K 6,662 -1,309 -16%
SI
324
Stephens Inc
Arkansas
$537K 6,600 +1,149 +21%
Osaic Holdings
325
Osaic Holdings
Arizona
$527K 6,410 -20 -0.3%
11 12
13
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