13FBOX
CIENA CORP · 13F Institutional Holdings
Options Calculator Rankings
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CIENA CORP

CIEN
Institutions
1233
Combined AUM (Q2 2026)
$68.59B
Combined Shares (Q2 2026)
140.3M
Overall Trend
Increase
All institutions combined
Basis: holder count and combined value / shares merge all share classes of the same company (e.g. Class A / C); each institution is counted once, and value & shares are the sum across classes.
📥 Inflow (Q1 2026→Q2 2026)
+19.4M
728 institutions added · 265 new buys
Est. buy amount
📤 Outflow (Q1 2026→Q2 2026)
-17.3M
503 institutions reduced · 117 exits
Est. sell amount
⚖️ Net Share Change
+2.1M
Net Buy
💰 Est. Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$68.59B
Institutions
1233
New Buys
265
Adds
463
Reduces
386
Exits
117
Unchanged
119
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
FMR LLC
0.41%0.43%#118$9.38B19.1M$8.23B21.2M-2.1M-9.88%Reduce
BlackRock, Inc.
0.09%0.09%#394$6.24B12.7M$5.19B13.4M-655,293-4.90%Reduce
JPMORGAN CHASE & CO
0.3%0.24%#150$5.37B11.2M$3.74B10.2M+969,260+9.47%Add
VANGUARD CAPITAL MANAGEMENT LLC
0.1%0.09%#379$4.53B9.2M$3.56B9.2M+64,448+0.70%Add
VANGUARD PORTFOLIO MANAGEMENT LLC
0.17%0.15%#245$3.77B7.7M$2.86B7.4M+311,541+4.23%Add
STATE STREET CORP
0.1%0.08%#377$3.28B6.7M$2.45B6.3M+371,528+5.89%Add
PRICE T ROWE ASSOCIATES INC /MD/
0.2%0.23%#217$2.00B4.1M$2.04B5.2M-1.2M-22.34%Reduce
GEODE CAPITAL MANAGEMENT, LLC
0.09%0.1%#410$1.65B3.4M$1.58B4.1M-695,097-17.10%Reduce
JANE STREET GROUP, LLC
0.09%0.05%#412$1.06B2.2M$392.5M1.0M+1.1M+112.71%Add
SUSQUEHANNA INTERNATIONAL GROUP, LLP
0.07%0.06%#474$959.1M2.0M$559.5M1.4M+514,016+35.67%Add
AMERICAN CENTURY COMPANIES INC
0.4%0.11%#121$908.4M1.9M$208.0M535,842+1.3M+245.58%Add
BANK OF AMERICA CORP /DE/
0.06%0.06%#576$877.4M1.8M$758.8M2.0M-166,050-8.50%Reduce
Capital World Investors
0.1%0.09%#361$861.2M1.8M$669.6M1.7M+30,795+1.79%Add
Invesco Ltd.
0.07%0.09%#511$848.8M1.7M$594.1M1.5M+199,917+13.06%Add
NORGES BANK
0.08%<0.01%#436$835.5M1.7M$4.3M70,574+1.6M+2,313.29%Add
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
0.37%0.29%#126$822.7M1.7M$539.0M1.4M+288,552+20.78%Add
MORGAN STANLEY
0.04%0.02%#635$801.9M1.6M$253.7M1.7M-107,245-6.16%Reduce
Nuveen, LLC
0.16%0.09%#250$682.6M1.4M$327.7M844,193+547,236+64.82%Add
CITADEL ADVISORS LLC
0.07%0.05%#475$651.7M1.3M$325.0M837,135+491,429+58.70%Add
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
0.08%0.08%#449$612.7M1.2M$493.9M1.3M-23,263-1.83%Reduce
NORTHERN TRUST CORP
0.07%0.06%#499$597.5M1.2M$460.9M1.2M+30,648+2.58%Add
DIMENSIONAL FUND ADVISORS LP
0.1%0.09%#356$565.6M1.2M$444.7M1.1M+7,209+0.63%Add
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.1%0.07%#360$561.9M1.1M$330.7M851,932+293,548+34.46%Add
BNP Paribas Asset Management Holding S.A.
0.54%#93$542.1M1.1M$00+1.1MNew Buy
AQR CAPITAL MANAGEMENT LLC
0.18%0.17%#235$507.2M1.1M$374.5M977,094+75,071+7.68%Add
IMC-Chicago, LLC
0.12%0.1%#311$493.0M1.0M$271.1M698,400+306,663+43.91%Add
GOLDMAN SACHS GROUP INC
0.04%0.03%#636$484.0M986,611$300.2M773,258+213,353+27.59%Add
WELLS FARGO & COMPANY/MN
0.07%0.03%#481$452.6M922,655$136.8M352,445+570,210+161.79%Add
Legal & General Group Plc
0.09%0.06%#398$435.2M887,054$251.7M648,383+238,671+36.81%Add
Bank of New York Mellon Corp
0.07%0.07%#520$404.9M825,480$359.8M926,858-101,378-10.94%Reduce
VANGUARD FIDUCIARY TRUST CO
0.09%0.08%#411$398.5M812,345$308.0M793,398+18,947+2.39%Add
VOYA INVESTMENT MANAGEMENT LLC
0.31%0.49%#144$358.9M731,614$467.9M1.2M-473,485-39.29%Reduce
Atreides Management, LP
2.36%5.25%#22$337.8M688,521$262.8M676,807+11,714+1.73%Add
Amundi
0.08%0.05%#452$331.2M675,105$167.4M431,232+243,873+56.55%Add
Capital Research Global Investors
0.04%0.17%#623$322.1M656,554$1.07B2.8M-2.1M-76.13%Reduce
MASSACHUSETTS FINANCIAL SERVICES CO /MA/
0.1%0.08%#354$314.4M641,020$226.2M582,668+58,352+10.01%Add
DEUTSCHE BANK AG\
0.08%0.07%#446$282.1M575,041$204.9M527,888+47,153+8.93%Add
Jericho Capital Asset Management L.P.
2.28%9.5%#24$275.5M561,513$643.0M1.7M-1.1M-66.10%Reduce
SG Americas Securities, LLC
0.14%0.08%#277$274.7M559,946$74.1M190,949+368,997+193.24%Add
Pictet Asset Management Holding SA
0.19%0.02%#223$203.3M414,698$23.2M59,834+354,864+593.08%Add
Swiss National Bank
0.1%0.09%#359$195.6M398,812$160.5M413,332-14,520-3.51%Reduce
FIRST TRUST ADVISORS LP
0.11%0.12%#321$194.5M396,531$169.6M436,945-40,414-9.25%Reduce
AMERIPRISE FINANCIAL INC
0.04%0.02%#665$192.0M391,326$73.0M190,215+201,111+105.73%Add
Point72 Asset Management, L.P.
0.2%0.37%#210$184.4M375,916$286.1M736,855-360,939-48.98%Reduce
BALYASNY ASSET MANAGEMENT L.P.
0.23%0.16%#191$183.0M373,049$125.6M323,419+49,630+15.35%Add
UBS Group AG
0.02%0.04%#783$181.0M369,053$251.7M648,209-279,156-43.07%Reduce
Altshuler Shaham Ltd
1.95%#30$180.9M368,342$00+368,342New Buy
ROYAL BANK OF CANADA
0.03%0.02%#752$175.4M357,601$102.3M263,542+94,059+35.69%Add
Sumitomo Mitsui Trust Group, Inc.
0.1%0.08%#368$175.3M357,440$124.9M321,825+35,615+11.07%Add
ACADIAN ASSET MANAGEMENT LLC
0.21%0.18%#206$174.1M354,846$128.1M330,121+24,725+7.49%Add

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow