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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 101 funds opening new positions, 184 increasing their positions, 184 reducing their positions, and 80 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
542
Holders Change
+11
Holders Change %
+2.07%
% 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
101
Increased
184
Reduced
184
Closed
80
Calls
$184M
Puts
$149M
Net Calls
+$35.2M
Net Calls Change
-$20.2M

Top Buyers

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

Top Sellers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$70.7M
2
SPC
Slate Path Capital
New York
$0
3
Fidelity International
Fidelity International
Bermuda
$0
4
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss
Texas
$229M
5
PCH
Polar Capital Holdings
United Kingdom
$74.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
PCM
276
Perkins Capital Management
Minnesota
$855K – – –
LAM
277
LECAP Asset Management
United Kingdom
$852K +$852K +14,098 New
OTL
278
Oak Thistle LLC
New York
$847K +$309K +5,112 +57%
Truist Financial
279
Truist Financial
North Carolina
$818K -$140K -2,325 -15%
FRM
280
Fox Run Management
Connecticut
$816K +$816K +13,501 New
EI
281
Ethic Inc
New York
$788K +$261K +4,238 +49%
KPF
282
K2 Principal Fund
Ontario, Canada
$786K -$496K -8,209 -39%
PNC Financial Services Group
283
PNC Financial Services Group
Pennsylvania
$778K +$21.9K +362 +3%
AC
284
AXQ Capital
New Jersey
$774K +$458K +7,572 +145%
HighTower Advisors
285
HighTower Advisors
Illinois
$763K -$1.54M -25,525 -67%
PI
286
PineBridge Investments
New York
$754K -$2.09M -34,623 -74%
VCM
287
Virtue Capital Management
Tennessee
$744K +$744K +12,324 New
GFA
288
Gifford Fong Associates
California
$741K – – –
NAM
289
NorthCrest Asset Manangement
Minnesota
$726K +$786 +13 +0.1%
SMTF
290
Sphera Management Technology Funds
Israel
$725K -$483K -8,000 -40%
CAPTRUST Financial Advisors
291
CAPTRUST Financial Advisors
North Carolina
$719K -$50.7K -839 -7%
TSS
292
Two Sigma Securities
New York
$717K +$717K +11,870 New
PA
293
Profund Advisors
Maryland
$701K +$127K +2,097 +22%
CWM
294
Circle Wealth Management
New Jersey
$681K – – –
TRCT
295
Tower Research Capital (TRC)
New York
$665K +$63.4K +1,049 +11%
US Bancorp
296
US Bancorp
Minnesota
$663K +$31.4K +519 +5%
SAM
297
Securian Asset Management
Minnesota
$652K -$7.55K -125 -1%
EC
298
EntryPoint Capital
New York
$651K +$363K +6,001 +126%
MC
299
Maverick Capital
Texas
$637K +$316K +5,221 +98%
JF
300
Joule Financial
Kentucky
$628K +$628K +10,390 New
10 11
12
13 14