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Ciena Corp

CIEN
Exchange
NYSE
Industry
Telephone & Telegraph Apparatus
SEC CIK
0000936395

In the last 90 days, Ciena Corp insiders filed 0 open-market purchases and 20 sales; 1,227 institutions reported holding it in 13F filings for Q2 2026, worth $70.4B in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in Ciena Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,227
+153 vs. Q1 2026
Shares held
132.4M
−1.62M (−1.2%) vs. Q1 2026
Total value
$70.4B
+$18.7B (+36.1%) vs. Q1 2026
New holders
262
471 more added
Sold out
109
384 more reduced

11 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CIEN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2026: 1,227 institutions
Q1 2021: 461 institutionsQ2 2021: 467 institutionsQ3 2021: 460 institutionsQ4 2021: 523 institutionsQ1 2022: 498 institutionsQ2 2022: 458 institutionsQ3 2022: 424 institutionsQ4 2022: 463 institutionsQ1 2023: 486 institutionsQ2 2023: 470 institutionsQ3 2023: 469 institutionsQ4 2023: 451 institutionsQ1 2024: 468 institutionsQ2 2024: 454 institutionsQ3 2024: 464 institutionsQ4 2024: 534 institutionsQ1 2025: 544 institutionsQ2 2025: 563 institutionsQ3 2025: 688 institutionsQ4 2025: 854 institutionsQ1 2026: 1,085 institutionsQ2 2026: 1,227 institutions
Value heldQ2 2026: $70.4B
Q1 2021: $7.84BQ2 2021: $8.13BQ3 2021: $7.06BQ4 2021: $10.5BQ1 2022: $8.18BQ2 2022: $6.20BQ3 2022: $5.92BQ4 2022: $7.11BQ1 2023: $7.75BQ2 2023: $5.85BQ3 2023: $6.37BQ4 2023: $6.18BQ1 2024: $7.01BQ2 2024: $6.83BQ3 2024: $8.82BQ4 2024: $11.9BQ1 2025: $8.25BQ2 2025: $11.5BQ3 2025: $21.2BQ4 2025: $32.2BQ1 2026: $51.8BQ2 2026: $70.4B
Institutions holding CIEN and their total value by quarter
QuarterHoldersValue
Q2 20261,227$70.4B
Q1 20261,085$51.8B
Q4 2025854$32.2B
Q3 2025688$21.2B
Q2 2025563$11.5B
Q1 2025544$8.25B
Q4 2024534$11.9B
Q3 2024464$8.82B
Q2 2024454$6.83B
Q1 2024468$7.01B
Q4 2023451$6.18B
Q3 2023469$6.37B
Q2 2023470$5.85B
Q1 2023486$7.75B
Q4 2022463$7.11B
Q3 2022424$5.92B
Q2 2022458$6.20B
Q1 2022498$8.18B
Q4 2021523$10.5B
Q3 2021460$7.06B
Q2 2021467$8.13B
Q1 2021461$7.84B

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Ciena Corp; share changes are against Q1 2026.

Institutions holding CIEN in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC19,113,538$9.38B0.41%−2,096,218−9.9%Reduced
BlackRock, Inc.12,718,494$6.24B0.09%−655,293−4.9%Reduced
Banque Cantonale Vaudoise11,567$5.67B0.79%−2,102−15.4%Reduced
JPMorgan Chase & Co11,206,209$5.37B0.31%+979,560+9.6%Added
Vanguard Capital Management LLC9,233,803$4.53B0.10%+64,448+0.7%Added
Vanguard Portfolio Management LLC7,680,665$3.77B0.17%+311,541+4.2%Added
State Street Corp6,680,578$3.28B0.10%+371,528+5.9%Added
Price T Rowe Associates Inc4,071,401$2.00B0.20%−1,171,401−22.3%Reduced
Geode Capital Management, LLC3,370,462$1.65B0.09%−695,097−17.1%Reduced
American Century Companies Inc1,851,788$908.4M0.40%+1,315,946+245.6%Added
Bank of America Corp1,788,582$877.4M0.06%−166,050−8.5%Reduced
Capital World Investors1,755,602$861.2M0.10%+30,795+1.8%Added
Invesco Ltd.1,730,210$848.8M0.07%+199,917+13.1%Added
Norges Bank1,703,155$835.5M0.08%+1,703,155New
Arrowstreet Capital, Limited Partnership1,677,029$822.7M0.37%+288,552+20.8%Added
Morgan Stanley1,634,630$801.9M0.04%+73,076+4.7%Added
Nuveen, LLC1,391,429$682.6M0.16%+547,236+64.8%Added
Charles Schwab Investment Management Inc1,248,995$612.7M0.08%−23,263−1.8%Reduced
Northern Trust Corp1,217,939$597.5M0.07%+30,648+2.6%Added
Dimensional Fund Advisors LP1,153,229$565.6M0.10%+7,209+0.6%Added
UBS Asset Management Americas Inc1,145,480$561.9M0.10%+293,548+34.5%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1,105,383$542.1M0.54%+83,797+8.2%Added
AQR Capital Management LLC1,052,165$507.2M0.18%+75,071+7.7%Added
Goldman Sachs Group Inc946,611$464.4M0.05%+173,353+22.4%Added
Legal & General Group Plc887,054$435.2M0.09%+238,671+36.8%Added
Bank of New York Mellon Corp825,480$404.9M0.07%−101,378−10.9%Reduced
Vanguard Fiduciary Trust Co812,345$398.5M0.09%+18,947+2.4%Added
Voya Investment Management LLC731,614$358.9M0.31%−473,485−39.3%Reduced
Atreides Management, LP688,521$337.8M3.03%+11,714+1.7%Added
Amundi675,105$331.2M0.08%+243,873+56.6%Added
Capital Research Global Investors656,554$322.1M0.04%−2,093,496−76.1%Reduced
Massachusetts Financial Services Co641,020$314.4M0.10%+58,352+10.0%Added
Deutsche Bank AG575,041$282.1M0.08%+47,153+8.9%Added
Jericho Capital Asset Management L.P.561,513$275.5M2.28%−1,094,659−66.1%Reduced
SG Americas Securities, LLC470,046$230.6M0.13%+279,097+146.2%Added
Assenagon Asset Management S.A.428,004$210.0M0.14%+63,457+17.4%Added
Wells Fargo & Company422,655$207.3M0.04%+70,210+19.9%Added
Pictet Asset Management Holding SA414,698$203.3M0.19%+354,864+593.1%Added
Swiss National Bank398,812$195.6M0.10%−14,520−3.5%Reduced
First Trust Advisors LP396,531$194.5M0.11%−40,414−9.2%Reduced
Ameriprise Financial Inc391,326$192.0M0.04%+204,411+109.4%Added
Balyasny Asset Management LLC372,449$182.7M0.33%+49,030+15.2%Added
UBS Group AG362,297$177.7M0.03%−285,912−44.1%Reduced
Sumitomo Mitsui Trust Holdings, Inc.357,440$175.3M0.10%+35,615+11.1%Added
Acadian Asset Management LLC354,846$174.0M0.21%+24,725+7.5%Added
Wealth Enhancement Advisory Services, LLC379,977$170.1M0.29%+89,854+31.0%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.342,995$168.3M0.09%+25,858+8.2%Added
Allianz Asset Management GmbH338,585$166.1M0.15%+49,199+17.0%Added
Man Group plc334,805$164.2M0.30%+311,418+1,331.6%Added
Royal Bank of Canada332,601$163.2M0.03%+69,059+26.2%Added
BNP Paribas Arbitrage, SA329,488$161.6M0.08%−94,295−22.3%Reduced
Robeco Institutional Asset Management B.V.319,285$156.6M0.19%+51,342+19.2%Added
Royal London Asset Management Ltd318,654$156.3M0.29%+183,825+136.3%Added
Raymond James Financial Inc313,171$153.6M0.04%+8,392+2.8%Added
Primecap Management Co308,050$151.1M0.09%−130,000−29.7%Reduced
Vanguard Global Advisers, LLC307,128$150.7M0.07%−3,261−1.1%Reduced
Schroder Investment Management Group310,874$148.9M0.11%−83,218−21.1%Reduced
Citigroup Inc296,534$145.5M0.07%+96,478+48.2%Added
Neuberger Berman Group LLC292,278$143.1M0.10%+2,586+0.9%Added
Qube Research & Technologies Ltd282,869$138.8M0.15%+282,869New
Barclays PLC278,076$136.4M0.04%+12,533+4.7%Added
Vanguard Asset Management, Ltd275,711$135.3M0.09%+31,371+12.8%Added
National Pension Service272,251$133.6M0.09%−26,292−8.8%Reduced
T. Rowe Price Investment Management, Inc.271,873$133.4M0.09%−146,586−35.0%Reduced
HSBC Holdings PLC268,098$130.8M0.06%+44,895+20.1%Added
Franklin Resources Inc260,420$127.8M0.03%+182,737+235.2%Added
Rhumbline Advisers258,789$127.0M0.10%+12,481+5.1%Added
California Public Employees Retirement System240,709$118.1M0.07%+2,809+1.2%Added
Analog Century Management LP226,198$111.0M4.06%−21,214−8.6%Reduced
Alyeska Investment Group, L.P.220,966$108.4M0.28%+220,966New
Citadel Advisors LLC214,064$105.0M0.06%+73,629+52.4%Added
California State Teachers Retirement System213,528$104.7M0.10%+3,839+1.8%Added
Point72 Asset Management, L.P.210,516$103.3M0.16%−334,139−61.3%Reduced
Caisse de Depot Et Placement du Quebec200,342$98.3M0.14%+135,844+210.6%Added
Amanah Holdings Trust200,000$98.1M5.76%00.0%Unchanged
Williams Jones Wealth Management, LLC.195,762$96.0M1.08%−18,931−8.8%Reduced
Renaissance Technologies LLC184,774$90.6M0.12%+86,974+88.9%Added
TD Asset Management Inc174,717$85.7M0.07%+4,801+2.8%Added
Russell Investments Group, Ltd.175,002$85.3M0.07%−3,489−2.0%Reduced
BIT Capital GmbH168,866$82.8M2.84%+168,866New
Squarepoint Ops LLC167,285$82.1M0.16%+163,541+4,368.1%Added
Millennium Management LLC166,420$81.6M0.06%+75,704+83.5%Added
Principal Financial Group Inc165,322$81.1M0.04%+8,400+5.4%Added
LPL Financial LLC164,458$80.7M0.02%+8,465+5.4%Added
Zurcher Kantonalbank (Zurich Cantonalbank)158,882$77.9M0.15%−13,407−7.8%Reduced
Prudential Financial Inc158,354$77.7M0.08%−167,409−51.4%Reduced
Envestnet Asset Management Inc153,397$75.2M0.02%−37,804−19.8%Reduced
New York State Common Retirement Fund152,786$75.0M0.09%+68,600+81.5%Added
SEI Investments Co144,010$70.6M0.06%−763−0.5%Reduced
Jupiter Asset Management Ltd141,910$69.6M0.35%+125,327+755.8%Added
Barrow Hanley Mewhinney & Strauss LLC137,836$67.6M0.21%−163,718−54.3%Reduced
William Blair Investment Management, LLC133,801$65.6M0.20%−264,778−66.4%Reduced
D. E. Shaw & Co., Inc.133,195$65.3M0.04%+124,283+1,394.6%Added
Senvest Management, LLC130,426$64.0M1.88%−42,500−24.6%Reduced
ThornTree Capital Partners LP130,272$63.9M8.74%00.0%Unchanged
Colony Capital, Inc.129,954$63.8M3.83%−2,127−1.6%Reduced
Canada Pension Plan Investment Board128,320$62.9M0.03%+36,120+39.2%Added
Toroso Investments, LLC127,546$62.6M0.15%−14,600−10.3%Reduced
Rokos Capital Management LLP127,045$62.3M0.78%+60,585+91.2%Added
Becker Capital Management Inc127,011$62.3M1.67%−14,658−10.3%Reduced