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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 21 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
Coyle Financial Counsel LLC9,424$2.20M0.47%−1,454−13.4%Reduced
Miller Capital Partners, Inc.9,467$2.21M1.13%+9,467New
Banque Cantonale Vaudoise9,552$2.23M0.08%+9,552New
Truist Financial Corp9,559$2.24M0.00%−1,739−15.4%Reduced
FORA Capital, LLC11,316$2.25M0.27%−4,534−28.6%Reduced
Investment Management Corp of Ontario9,615$2.25M0.03%+9,615New
Merit Financial Group, LLC9,876$2.31M0.02%+1,080+12.3%Added
Mackenzie Financial Corp10,032$2.39M0.00%−1,208−10.7%Reduced
Securian Asset Management, Inc10,280$2.40M0.09%−307−2.9%Reduced
Jane Street Group, LLC10,309$2.41M0.00%−3,268−24.1%Reduced
Geneva Partners, LLC10,328$2.42M0.86%+10,328New
Donoghue Forlines LLC10,330$2.42M0.75%+10,330New
Armistice Capital, LLC10,400$2.43M0.06%+10,400New
Caxton Associates LLP10,502$2.46M0.05%+10,502New
Allstate Corp10,607$2.48M0.03%+10,607New
IMC-Chicago, LLC10,684$2.50M0.04%+184+1.8%Added
Vestcor Inc10,788$2.52M0.07%+8,917+476.6%Added
Candriam Luxembourg S.C.A.10,937$2.56M0.01%+10,937New
Taproot Management LP10,988$2.57M0.42%+10,988New
Federation des caisses Desjardins du Quebec11,223$2.62M0.01%+635+6.0%Added
Advisory Services Network, LLC11,424$2.67M0.04%+1,003+9.6%Added
Concurrent Investment Advisors, LLC11,430$2.67M0.03%+9,772+589.4%Added
Castle Hook Partners LP11,479$2.68M0.04%+9,731+556.7%Added
Engineers Gate Manager LP11,532$2.70M0.03%+837+7.8%Added
Peak Financial Advisors LLC11,596$2.71M1.22%+8,003+222.7%Added
Baader Bank INC11,738$2.75M0.23%+11,738New
Federated Hermes, Inc.12,137$2.84M0.00%−666−5.2%Reduced
Dedeker Financial LLC12,188$2.85M2.55%+12,188New
Gifford Fong Associates12,255$2.87M0.57%00.0%Unchanged
HRT Financial LP12,318$2.88M0.01%+12,318New
ASR Vermogensbeheer N.V.12,388$2.90M0.03%+12,388New
Wiley Bros.-Aintree Capital, LLC12,586$2.92M0.02%−6,376−33.6%Reduced
Walleye Capital LLC12,475$2.92M0.02%−12,456−50.0%Reduced
Landscape Capital Management, L.L.C.12,584$2.94M0.20%+12,584New
Daiwa Securities Group Inc.12,600$2.95M0.01%+12,400+6,200.0%Added
Havemeyer Place LP12,704$2.97M0.59%+12,704New
Pacifica Partners Inc.12,130$2.98M1.33%−4,225−25.8%Reduced
Goldstream Capital Management Ltd13,061$3.05M1.26%+13,061New
Nisa Investment Advisors, LLC13,073$3.06M0.01%+6,598+101.9%Added
Nordea Investment Management AB12,893$3.07M0.00%+12,893New
US Bancorp13,383$3.13M0.00%+2,634+24.5%Added
CWM Advisors, LLC13,461$3.15M0.28%+631+4.9%Added
Circle Wealth Management, LLC13,467$3.15M0.05%+1,167+9.5%Added
The PNC Financial Services Group, Inc.13,489$3.15M0.00%−190−1.4%Reduced
Eventide Asset Management, LLC13,502$3.19M0.05%−8,836−39.6%Reduced
D. E. Shaw & Co., Inc.13,856$3.24M0.00%−54,856−79.8%Reduced
State of Alaska, Department of Revenue13,950$3.26M0.03%−1,250−8.2%Reduced
NorthCrest Asset Manangement, LLC14,161$3.27M0.07%+998+7.6%Added
Public Employees Retirement Association of Colorado14,002$3.27M0.01%00.0%Unchanged
PensionDanmark Pensionsforsikringsaktieselskab14,048$3.29M0.03%+14,048New
O'Neil Global Advisors, Inc.14,139$3.31M1.14%+3,574+33.8%Added
Lisanti Capital Growth, LLC14,145$3.31M0.78%−70−0.5%Reduced
Ethic Inc.14,238$3.33M0.05%+1,657+13.2%Added
Quadrant Capital Group LLC14,383$3.36M0.10%+186+1.3%Added
Eurizon Capital SGR S.p.A.14,537$3.41M0.01%+14,537New
Independent Advisor Alliance14,605$3.42M0.08%+14,605New
Calamos Advisors LLC14,664$3.43M0.01%−49,395−77.1%Reduced
FIL Ltd14,695$3.44M0.00%+12,503+570.4%Added
Vinva Investment Management Ltd14,653$3.49M0.04%+14,653New
Kestra Advisory Services, LLC15,042$3.52M0.01%−1,179−7.3%Reduced
Select Equity Group, L.P.15,098$3.53M0.02%−68,440−81.9%Reduced
Navellier & Associates Inc15,282$3.57M0.40%+15,282New
Sumitomo Mitsui DS Asset Management Company, Ltd15,328$3.58M0.03%+15,328New
Entropy Technologies, LP15,551$3.64M0.20%+2,443+18.6%Added
New Age Alpha Advisors, LLC16,412$3.84M0.17%−31,082−65.4%Reduced
John G Ullman & Associates Inc16,500$3.86M0.51%−200−1.2%Reduced
Pathstone Holdings, LLC16,587$3.88M0.01%−611−3.6%Reduced
Systematic Financial Management LP16,669$3.90M0.09%−21,331−56.1%Reduced
Williamson Legacy Group, LLC16,694$3.90M3.05%+1,404+9.2%Added
SWS Partners17,075$3.99M0.96%−2,784−14.0%Reduced
HighTower Advisors, LLC17,376$4.06M0.00%−4,719−21.4%Reduced
Captrust Financial Advisors17,643$4.13M0.01%−3,106−15.0%Reduced
Weiss Asset Management LP17,740$4.15M0.06%−6,663−27.3%Reduced
Burney Co17,741$4.15M0.13%−187−1.0%Reduced
Gateway Investment Advisers LLC17,830$4.17M0.04%−3,255−15.4%Reduced
Kornitzer Capital Management Inc18,119$4.24M0.09%−50,650−73.7%Reduced
Verition Fund Management LLC18,352$4.29M0.02%−45,370−71.2%Reduced
Elo Mutual Pension Insurance Co18,514$4.33M0.07%+18,514New
Blair William & Co18,573$4.34M0.01%+63+0.3%Added
Strategy Asset Managers LLC18,631$4.36M0.72%+309+1.7%Added
Estate Counselors, LLC18,798$4.40M0.37%+18,798New
MIG Capital, LLC19,032$4.45M0.76%+19,032New
Pinnbrook Capital Management LP19,165$4.48M1.16%+19,165New
Guggenheim Capital LLC19,550$4.57M0.03%+768+4.1%Added
Macquarie Group Ltd19,556$4.57M0.02%−120,756−86.1%Reduced
Jupiter Asset Management Ltd19,868$4.65M0.04%+11,751+144.8%Added
Hilton Capital Management, LLC20,062$4.69M0.35%−12,605−38.6%Reduced
Kultura Capital Management LP20,300$4.75M3.44%+20,300New
Commonwealth Equity Services, LLC20,408$4.77M0.01%+1,754+9.4%Added
JustInvest LLC20,423$4.78M0.05%+1,032+5.3%Added
O'Shaughnessy Asset Management, LLC20,525$4.80M0.03%+9,080+79.3%Added
Advisor Group Holdings, Inc.20,824$4.87M0.01%+11,422+121.5%Added
Premier Fund Managers Ltd20,555$4.90M0.28%+20,555New
Two Sigma Investments, LP21,101$4.93M0.01%00.0%Unchanged
Xponance, Inc.21,403$5.01M0.04%+5,108+31.3%Added
Toronto Dominion Bank22,028$5.15M0.01%−5,800−20.8%Reduced
MML Investors Services, LLC22,216$5.20M0.01%+5,363+31.8%Added
Amitell Capital Pte Ltd22,346$5.23M5.84%−16,558−42.6%Reduced
Convergence Investment Partners, LLC22,523$5.27M1.05%+10,677+90.1%Added
Glenmede Trust Co NA22,602$5.29M0.03%+22,602New