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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
AHT
76
Amanah Holdings Trust
$77.6M
Envestnet Asset Management
77
Envestnet Asset Management
Illinois
$74.2M -$21.1M -69,094 -27%
SG Americas Securities
78
SG Americas Securities
New York
$74.1M +$34.8M +113,744 +147%
Ameriprise
79
Ameriprise
Minnesota
$71.8M -$25.3M -82,723 -31%
Russell Investments Group
80
Russell Investments Group
United Kingdom
$68.6M +$21.5M +70,316 +65%
SM
81
Senvest Management
New York
$67.1M -$34.4M -112,550 -39%
Zurich Cantonal Bank
82
Zurich Cantonal Bank
Switzerland
$66.9M +$7.37M +24,110 +16%
TD Asset Management
83
TD Asset Management
Ontario, Canada
$66M -$91.1K -298 -0.2%
SIMG
84
Stephens Investment Management Group
Texas
$64.5M -$42.9M -140,341 -46%
ZIG
85
Zurich Insurance Group
Switzerland
$64.1M -$62.4M -204,044 -55%
NGM
86
North Growth Management
British Columbia, Canada
$61M -$27.5M -90,000 -36%
Principal Financial Group
87
Principal Financial Group
Iowa
$60.9M -$44.8M -146,396 -48%
LPL Financial
88
LPL Financial
California
$60.6M +$1.04M +3,388 +2%
SEI Investments
89
SEI Investments
Pennsylvania
$56.2M -$32M -104,622 -42%
Wellington Management Group
90
Wellington Management Group
Massachusetts
$56.1M +$11.3M +36,889 +34%
BA
91
Bridgewater Associates
Connecticut
$55.8M -$21M -68,797 -32%
TI
92
Tidal Investments
Wisconsin
$55.2M +$30.1M +98,319 +224%
BCM
93
Becker Capital Management
Oregon
$55M -$18M -58,755 -29%
Citadel Advisors
94
Citadel Advisors
Florida
$54.5M -$177M -579,312 -80%
Royal London Asset Management
95
Royal London Asset Management
United Kingdom
$52.3M +$40.1M +131,151 +3,566%
Ensign Peak Advisors
96
Ensign Peak Advisors
Utah
$52.2M +$15.1M +49,269 +58%
FGP
97
Freestone Grove Partners
California
$51.7M +$40.8M +133,267 New
DG
98
DigitalBridge Group
Florida
$51.3M -$10.4M -33,951 -20%
TCP
99
ThornTree Capital Partners
Massachusetts
$50.6M -$14.8M -48,385 -27%
CI Investments Inc
100
CI Investments Inc
Ontario, Canada
$49.9M -$13.3M -43,634 -25%