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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 %
Mercer Global Advisors
276
Mercer Global Advisors
Colorado
$834K 10,253 +2,121 +26%
OAM
277
Ostrum Asset Management
France
$821K 10,090 +10,090 New
VI
278
Vestcor Inc
New Brunswick, Canada
$820K 10,080 – –
OCM
279
One Capital Management
California
$819K 10,072 +10,072 New
SG Americas Securities
280
SG Americas Securities
New York
$809K 9,946 +355 +4%
RHJA
281
Rice Hall James & Associates
California
$799K 9,829 +3 +0%
PCM
282
Perkins Capital Management
Minnesota
$785K 9,650 -4,500 -32%
Citadel Advisors
283
Citadel Advisors
Florida
$778K 9,564 -382,137 -98%
CGH
284
Crossmark Global Holdings
Texas
$773K 9,505 +167 +2%
CPBTD
285
Central Pacific Bank - Trust Division
Hawaii
$767K 9,431 -370 -4%
GC
286
GMT Capital
Georgia
$765K 9,410 – –
SCM
287
Sterling Capital Management
North Carolina
$764K 9,390 +1,526 +19%
CIP
288
Cornerstone Investment Partners
Georgia
$749K 9,204 -101 -1%
VI
289
Versor Investments
New York
$748K 9,200 +9,200 New
OSAM
290
O'Shaughnessy Asset Management
Connecticut
$739K 9,081 +2,810 +45%
SPA
291
Sherbrooke Park Advisers
New York
$717K 8,813 +8,813 New
PA
292
Profund Advisors
Maryland
$709K 8,714 -2,885 -25%
Focus Partners Wealth
293
Focus Partners Wealth
Massachusetts
$704K 8,651 +2,889 +50%
Corient Private Wealth
294
Corient Private Wealth
Florida
$689K 8,467 -7,956 -48%
Lido Advisors
295
Lido Advisors
California
$686K 8,436 +3,633 +76%
Rafferty Asset Management
296
Rafferty Asset Management
New York
$679K 8,353 +185 +2%
B
297
Bailard
California
$671K 8,253 +8,253 New
PCA
298
Pallas Capital Advisors
Massachusetts
$664K 8,163 +108 +1%
FB
299
Fulton Bank
Pennsylvania
$661K 8,126 +423 +5%
GITFIT
300
Generali Investments Towarzystwo Funduszy Inwestycyjnych (TFI)
Poland
$651K 8,000 – –
10 11
12
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