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1,080 hedge funds and large institutions have $51.8B invested in Ciena in 2026 Q1 according to their latest regulatory filings, with 319 funds opening new positions, 315 increasing their positions, 366 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed

304% more first-time investments, than exits

New positions opened: 319 | Existing positions closed: 79

61% more capital invested

Capital invested by funds: $32.2B → $51.8B (+$19.7B)

39% more call options, than puts

Call options by funds: $1.11B | Put options by funds: $798M

35% more funds holding in top 10

Funds holding in top 10: 2331 (+8)

27% more funds holding

Funds holding: 8531,080 (+227)

12.94% less ownership

Funds ownership: 107.93%94.98% (-13%)

14% less repeat investments, than reductions

Existing positions increased: 315 | Existing positions reduced: 366

Holders
1,080
Holders Change
+227
Holders Change %
+26.61%
% of All Funds
13.3%
Holding in Top 10
31
Holding in Top 10 Change
+8
Holding in Top 10 Change %
+34.78%
% of All Funds
0.38%
New
319
Increased
315
Reduced
366
Closed
79
Calls
$1.11B
Puts
$798M
Net Calls
+$311M
Net Calls Change
+$366M
Name Holding Trade Value Shares
Change
Change in
Stake
Credit Agricole
201
Credit Agricole
France
$14.4M -$2.7M -8,812 -19%
Rafferty Asset Management
202
Rafferty Asset Management
New York
$14.4M +$9.25M +30,236 +440%
SOMRS
203
State of Michigan Retirement System
Michigan
$14.3M +$1.07M +3,504 +11%
FLPIM
204
F.L. Putnam Investment Management
Massachusetts
$13.9M +$2.07M +6,762 +23%
PCM
205
Penserra Capital Management
California
$13.7M -$14.1M -45,981 -57%
AAIS
206
ABN AMRO Investment Solutions
$13.3M -$6.39M -20,894 -38%
Mercer Global Advisors
207
Mercer Global Advisors
Colorado
$13.3M +$1.73M +5,649 +20%
Corient Private Wealth
208
Corient Private Wealth
Florida
$13.2M -$875M -2,860,710 -99%
MIFH
209
Migdal Insurance & Financial Holdings
Israel
$13.2M +$10.2M +33,286 +4,662%
CIBC Asset Management
210
CIBC Asset Management
Ontario, Canada
$13.2M +$8.38M +27,386 +419%
Vontobel Holding
211
Vontobel Holding
Switzerland
$13.2M -$1.78M -5,825 -15%
First Manhattan
212
First Manhattan
New York
$13.1M -$3.77M -12,322 -27%
MIM
213
MetLife Investment Management
New Jersey
$12.8M -$11M -36,009 -52%
COPPSERS
214
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$12.7M -$761K -2,487 -7%
Cetera Investment Advisers
215
Cetera Investment Advisers
Illinois
$12.4M +$14.7K +48 +0.2%
Westfield Capital Management
216
Westfield Capital Management
Massachusetts
$12.3M
DE
217
Defiance ETFs
New York
$12.3M -$14.9M -48,770 -61%
II
218
IFM Investors
Australia
$12.2M +$336K +1,100 +4%
DnB Asset Management
219
DnB Asset Management
Norway
$11.7M +$797K +2,607 +9%
FBFS
220
First Business Financial Services
Wisconsin
$11.7M +$1.01M +3,310 +12%
Retirement Systems of Alabama
221
Retirement Systems of Alabama
Alabama
$11.6M -$42.6M -139,378 -82%
CRM
222
Cramer Rosenthal McGlynn
Connecticut
$11.6M -$20.4M -66,673 -69%
Osaic Holdings
223
Osaic Holdings
Arizona
$11.3M +$2.51M +8,202 +39%
CBU
224
CIBC Bancorp USA
Illinois
$10.9M +$8.61M +28,156 New
BGDI
225
BW Gestao de Investimentos
Brazil
$10.9M +$8.59M +28,085 New