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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 $64.6B in total; no superinvestor holds it.

13F holders, Q4 2025

Institutional positions in Ciena Corp as of Dec 31, 2025. 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
854
+176 vs. Q3 2025
Shares held
149.1M
+10.6M (+7.7%) vs. Q3 2025
Total value
$32.2B
+$12.0B (+59.4%) vs. Q3 2025
New holders
260
249 more added
Sold out
84
273 more reduced

11 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: 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 holdersQ4 2025: 854 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: 689 institutionsQ4 2025: 854 institutionsQ1 2026: 1,085 institutionsQ2 2026: 1,227 institutions
Value heldQ4 2025: $32.2B
Q1 2021: $7.83BQ2 2021: $8.09BQ3 2021: $7.06BQ4 2021: $10.5BQ1 2022: $8.15BQ2 2022: $6.18BQ3 2022: $5.84BQ4 2022: $7.11BQ1 2023: $7.28BQ2 2023: $5.84BQ3 2023: $6.37BQ4 2023: $6.04BQ1 2024: $6.78BQ2 2024: $6.74BQ3 2024: $8.76BQ4 2024: $11.9BQ1 2025: $8.24BQ2 2025: $11.5BQ3 2025: $20.3BQ4 2025: $32.2BQ1 2026: $51.8BQ2 2026: $64.6B
Institutions holding CIEN and their total value by quarter
QuarterHoldersValue
Q2 20261,227$64.6B
Q1 20261,085$51.8B
Q4 2025854$32.2B
Q3 2025689$20.3B
Q2 2025563$11.5B
Q1 2025544$8.24B
Q4 2024534$11.9B
Q3 2024464$8.76B
Q2 2024454$6.74B
Q1 2024468$6.78B
Q4 2023451$6.04B
Q3 2023469$6.37B
Q2 2023470$5.84B
Q1 2023486$7.28B
Q4 2022463$7.11B
Q3 2022424$5.84B
Q2 2022458$6.18B
Q1 2022498$8.15B
Q4 2021523$10.5B
Q3 2021460$7.06B
Q2 2021467$8.09B
Q1 2021461$7.83B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Ciena Corp; share changes are against Q3 2025.

Institutions holding CIEN in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC21,128,210$4.94B0.25%−30,176−0.1%Reduced
BlackRock, Inc.16,668,830$3.90B0.07%+1,072,719+6.9%Added
Vanguard Group Inc14,376,579$3.36B0.05%−692,023−4.6%Reduced
JPMorgan Chase & Co10,864,292$2.54B0.17%+4,401,452+68.1%Added
State Street Corp5,102,409$1.19B0.04%+750,128+17.2%Added
Price T Rowe Associates Inc4,051,625$947.6M0.10%+1,404,132+53.0%Added
Geode Capital Management, LLC2,687,437$627.6M0.04%+145,948+5.7%Added
Arrowstreet Capital, Limited Partnership2,236,835$523.1M0.31%+1,092,980+95.6%Added
Bank of America Corp2,164,447$506.2M0.04%−966,967−30.9%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1,973,150$461.5M0.53%−533,036−21.3%Reduced
Capital World Investors1,868,881$437.1M0.06%+31,900+1.7%Added
Jericho Capital Asset Management L.P.1,656,172$387.3M4.41%−326,828−16.5%Reduced
Invesco Ltd.1,518,841$355.2M0.03%+280,096+22.6%Added
Atreides Management, LP1,428,230$334.0M7.09%+27,466+2.0%Added
AQR Capital Management LLC1,412,560$330.4M0.17%−89,908−6.0%Reduced
Dimensional Fund Advisors LP1,396,874$326.7M0.07%−598,825−30.0%Reduced
Morgan Stanley1,384,972$323.9M0.02%−356,903−20.5%Reduced
Polar Capital Holdings Plc1,289,427$301.6M1.38%−173,784−11.9%Reduced
Northern Trust Corp1,216,923$284.6M0.04%+33,809+2.9%Added
Bank of New York Mellon Corp1,118,142$261.5M0.05%+57,218+5.4%Added
William Blair Investment Management, LLC1,098,593$256.9M0.72%−1,342,295−55.0%Reduced
Voya Investment Management LLC946,820$221.4M0.22%+877,556+1,267.0%Added
Charles Schwab Investment Management Inc935,728$218.8M0.03%−6,047−0.6%Reduced
Nuveen, LLC898,343$210.1M0.06%−33,044−3.5%Reduced
Whale Rock Capital Management LLC893,483$209.0M2.67%−444,317−33.2%Reduced
Norges Bank811,950$189.9M0.02%+811,950New
Wealth Enhancement Advisory Services, LLC734,365$187.0M0.25%−70,274−8.7%Reduced
1832 Asset Management L.P.789,900$184.7M0.23%+789,900New
Citadel Advisors LLC719,747$168.3M0.11%−366,782−33.8%Reduced
UBS Asset Management Americas Inc697,563$163.1M0.03%+231,943+49.8%Added
FengHe Fund Management Pte. Ltd.660,988$154.6M8.70%+410,588+164.0%Added
Schroder Investment Management Group600,554$143.1M0.11%−196,225−24.6%Reduced
Massachusetts Financial Services Co607,391$142.1M0.05%+445,769+275.8%Added
Deutsche Bank AG590,454$138.1M0.04%+184,395+45.4%Added
UBS Group AG540,578$126.4M0.03%−13,327−2.4%Reduced
Assenagon Asset Management S.A.514,242$120.3M0.18%−508,915−49.7%Reduced
First Trust Advisors LP512,460$119.8M0.09%−12,670−2.4%Reduced
Primecap Management Co511,600$119.6M0.09%−75,600−12.9%Reduced
Legal & General Group Plc510,449$119.4M0.03%+236,568+86.4%Added
Anatole Investment Management Ltd501,598$117.3M19.56%−22,090−4.2%Reduced
Prudential Financial Inc489,151$114.4M0.14%+384,547+367.6%Added
Amundi483,707$113.1M0.03%+198,925+69.9%Added
Barrow Hanley Mewhinney & Strauss LLC474,984$111.1M0.37%−1,684,470−78.0%Reduced
Point72 Asset Management, L.P.470,680$110.1M0.17%−110,342−19.0%Reduced
Hood River Capital Management LLC453,779$106.1M1.16%−729,428−61.6%Reduced
Goldman Sachs Group Inc445,359$104.2M0.01%+155,712+53.8%Added
Janus Henderson Group PLC441,637$103.2M0.05%−288,447−39.5%Reduced
Balyasny Asset Management LLC440,086$102.9M0.19%−183,588−29.4%Reduced
Holocene Advisors, LP430,157$100.6M0.21%+176,742+69.7%Added
Analog Century Management LP428,787$100.3M4.93%−288,954−40.3%Reduced
Millennium Management LLC422,616$98.8M0.07%−81,267−16.1%Reduced
Neuberger Berman Group LLC387,168$90.6M0.07%−565,036−59.3%Reduced
Swiss National Bank386,432$90.4M0.05%+112,432+41.0%Added
Rhumbline Advisers383,482$89.7M0.07%+11,046+3.0%Added
Zurich Insurance Group Ltd369,225$86.4M0.60%+333,351+929.2%Added
Alliancebernstein L.P.357,570$83.6M0.03%+103,503+40.7%Added
Raymond James Financial Inc356,943$83.5M0.03%+16,717+4.9%Added
Steadfast Capital Management LP308,200$72.1M1.26%+308,200New
Stephens Investment Management Group LLC306,512$71.7M0.93%−234,992−43.4%Reduced
Munro Partners304,430$71.2M1.99%−252,500−45.3%Reduced
Principal Financial Group Inc303,318$70.9M0.04%−10,647−3.4%Reduced
Sumitomo Mitsui Trust Holdings, Inc.290,727$68.0M0.04%+269,644+1,279.0%Added
Wells Fargo & Company289,873$67.8M0.01%+106,467+58.0%Added
Royal Bank of Canada288,330$67.4M0.01%+24,139+9.1%Added
Senvest Management, LLC285,476$66.8M2.07%−581,839−67.1%Reduced
Acadian Asset Management LLC282,964$66.2M0.11%+49,484+21.2%Added
LMR Partners LLP272,000$63.6M0.61%+165,500+155.4%Added
Ameriprise Financial Inc269,638$63.1M0.01%+35,029+14.9%Added
Envestnet Asset Management Inc260,295$60.9M0.02%−57,115−18.0%Reduced
Foundations Investment Advisors, LLC258,283$60.4M0.79%+11,437+4.6%Added
American Century Companies Inc252,751$59.1M0.03%−332,996−56.8%Reduced
Citigroup Inc251,595$58.8M0.04%−4,980−1.9%Reduced
SEI Investments Co249,395$58.3M0.06%−60,582−19.5%Reduced
North Growth Management Ltd.247,000$57.7M9.03%−78,000−24.0%Reduced
California Public Employees Retirement System240,967$56.4M0.03%−12,101−4.8%Reduced
Williams Jones Wealth Management, LLC.232,005$54.3M0.61%−39,489−14.5%Reduced
California State Teachers Retirement System214,784$50.2M0.05%+81,348+61.0%Added
Bridgewater Associates, LP212,643$49.7M0.18%+50,936+31.5%Added
National Pension Service212,421$49.7M0.04%+212,421New
Rokos Capital Management LLP210,676$49.2M0.72%−157,705−42.8%Reduced
Barclays PLC209,508$49.0M0.02%+25,242+13.7%Added
Becker Capital Management Inc200,424$46.9M1.34%−17,652−8.1%Reduced
Amanah Holdings Trust200,000$46.8M6.85%+200,000New
GF Fund Management Co. Ltd.191,980$44.9M0.77%+77,425+67.6%Added
Diamond Hill Capital Management Inc182,577$42.7M0.22%−430,284−70.2%Reduced
12th Street Asset Management Company, LLC179,584$42.0M6.92%−5,368−2.9%Reduced
ThornTree Capital Partners LP178,657$41.8M6.99%−160,484−47.3%Reduced
Allianz Asset Management GmbH173,209$40.5M0.05%−3,710−2.1%Reduced
Ci Investments Inc.172,277$40.3M0.18%−130,166−43.0%Reduced
TD Asset Management Inc170,214$39.8M0.03%+25,914+18.0%Added
Retirement Systems of Alabama169,290$39.6M0.13%−1,630−1.0%Reduced
Titan Global Capital Management USA LLC167,569$39.2M5.61%−34,387−17.0%Reduced
Colony Capital, Inc.166,032$38.8M3.00%−143,848−46.4%Reduced
LPL Financial LLC152,605$35.7M0.01%+47,262+44.9%Added
Zurcher Kantonalbank (Zurich Cantonalbank)148,179$34.7M0.07%+104,468+239.0%Added
Loomis Sayles & Co L P145,982$34.1M0.04%−165,371−53.1%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.135,124$33.2M0.02%+134,760+37,022.0%Added
New York State Teachers Retirement System141,685$33.1M0.06%−1,746−1.2%Reduced
Intech Investment Management LLC137,564$32.2M0.29%+66,298+93.0%Added
Gotham Asset Management, LLC136,304$31.9M0.12%−42,823−23.9%Reduced