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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 %
VI
301
Vestcor Inc
New Brunswick, Canada
$609K +$609K +10,080 New
I
302
InceptionR
California
$605K +$605K +10,017 New
RHJA
303
Rice Hall James & Associates
California
$594K -$4.71K -78 -0.8%
CPBTD
304
Central Pacific Bank - Trust Division
Hawaii
$592K -$12.1K -200 -2%
HIM
305
Hillsdale Investment Management
Ontario, Canada
$592K +$592K +9,800 New
M&T Bank
306
M&T Bank
New York
$590K +$82.5K +1,365 +16%
AIM
307
Ausbil Investment Management
Australia
$585K +$585K +9,679 New
USAA
308
United Services Automobile Association
Texas
$581K +$581K +9,434 New
SG Americas Securities
309
SG Americas Securities
New York
$580K +$370K +6,116 +176%
ATPW
310
Ashton Thomas Private Wealth
Arizona
$577K -$1.29M -21,265 -69%
KPWS
311
Kestra Private Wealth Services
Texas
$569K -$236K -3,902 -29%
GC
312
GMT Capital
Georgia
$569K +$569K +9,410 New
CGH
313
Crossmark Global Holdings
Texas
$564K -$1.51K -25 -0.3%
CIP
314
Cornerstone Investment Partners
Georgia
$562K -$222K -3,668 -28%
ASN
315
Advisory Services Network
Georgia
$558K +$66.5K +1,101 +14%
OTPPB
316
Ontario Teachers' Pension Plan Board
Ontario, Canada
$545K +$545K +9,021 New
Envestnet Portfolio Solutions
317
Envestnet Portfolio Solutions
Illinois
$525K -$183K -3,022 -26%
P
318
&Partners
Tennessee
$512K +$85.4K +1,387 +20%
JCM
319
Janney Capital Management
Pennsylvania
$511K -$49.6K -821 -9%
PSP
320
Principal Street Partners
Tennessee
$496K +$496K +8,213 New
Rafferty Asset Management
321
Rafferty Asset Management
New York
$494K -$191K -3,161 -28%
Mercer Global Advisors
322
Mercer Global Advisors
Colorado
$491K -$25.1K -416 -5%
PCA
323
Pallas Capital Advisors
Massachusetts
$487K +$1.93K +32 +0.4%
GITFIT
324
Generali Investments Towarzystwo Funduszy Inwestycyjnych (TFI)
Poland
$483K – – –
HWM
325
HB Wealth Management
Georgia
$482K +$54.4K +900 +13%
11 12
13
14 15