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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, Q2 2024

Institutional positions in Ciena Corp as of Jun 30, 2024. 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
454
−9 vs. Q1 2024
Shares held
139.8M
+2.92M (+2.1%) vs. Q1 2024
Total value
$6.74B
−$26.7M (−0.4%) vs. Q1 2024
New holders
60
148 more added
Sold out
69
170 more reduced

5 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: 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 2024: 454 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 heldQ2 2024: $6.74B
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, Q2 2024

Shares, value and share of portfolio for each institution holding Ciena Corp; share changes are against Q1 2024.

Institutions holding CIEN in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
HighTower Advisors, LLC42,733$2.04M0.00%−1,073−2.4%Reduced
Engineers Gate Manager LP43,006$2.07M0.05%+29,941+229.2%Added
Weiss Asset Management LP43,157$2.08M0.10%−193,301−81.7%Reduced
American Century Companies Inc43,191$2.08M0.00%−277,374−86.5%Reduced
Toroso Investments, LLC44,671$2.15M0.03%+7,927+21.6%Added
SG Americas Securities, LLC44,854$2.16M0.01%+41,326+1,171.4%Added
Paralel Advisors LLC46,260$2.23M0.11%+46,260New
Commonwealth Equity Services, LLC46,467$2.24M0.00%+24,120+107.9%Added
Sit Investment Associates Inc48,200$2.32M0.05%00.0%Unchanged
Teachers Retirement System of the State of Kentucky48,594$2.34M0.02%00.0%Unchanged
KBC Group NV49,673$2.39M0.01%+433+0.9%Added
Mackenzie Financial Corp50,062$2.41M0.00%+41,580+490.2%Added
State of Tennessee, Treasury Department50,187$2.42M0.01%−4,811−8.7%Reduced
BNP Paribas Arbitrage, SA51,484$2.48M0.00%−206,667−80.1%Reduced
Simplex Trading, LLC53,635$2.58M0.08%+33,975+172.8%Added
Raymond James & Associates55,294$2.66M0.00%−46,821−45.9%Reduced
PDT Partners, LLC55,422$2.67M0.25%−9,600−14.8%Reduced
State of New Jersey Common Pension Fund D56,093$2.70M0.01%−31,922−36.3%Reduced
Ontario Teachers Pension Plan Board57,038$2.75M0.03%+18,398+47.6%Added
Gotham Asset Management, LLC57,419$2.77M0.04%−57,887−50.2%Reduced
Systematic Financial Management LP57,515$2.77M0.08%−620−1.1%Reduced
Comerica Bank57,743$2.78M0.01%−4,335−7.0%Reduced
Abn Amro Investment Solutions58,310$2.81M0.05%00.0%Unchanged
Needham Investment Management LLC60,000$2.89M0.24%+10,000+20.0%Added
Yousif Capital Management, LLC62,097$2.99M0.03%−5,599−8.3%Reduced
E. Ohman J:or Asset Management AB62,381$3.01M0.07%00.0%Unchanged
Maxi Investments CY Ltd62,438$3.01M0.68%+35,448+131.3%Added
Treasurer of the State of North Carolina62,629$3.02M0.01%−1,685−2.6%Reduced
Intech Investment Management LLC64,059$3.09M0.04%+64,059New
Millennium Management LLC64,466$3.11M0.00%+55,763+640.7%Added
Lumbard & Kellner, LLC65,799$3.17M1.50%+612+0.9%Added
Janus Henderson Group PLC68,092$3.28M0.00%−745−1.1%Reduced
Citadel Advisors LLC70,181$3.38M0.00%−6,340−8.3%Reduced
Stanley-Laman Group, Ltd.72,214$3.48M0.50%−2,410−3.2%Reduced
Hudson Valley Investment Advisors Inc74,878$3.55M0.46%−2,015−2.6%Reduced
Walleye Capital LLC74,840$3.61M0.04%−52,457−41.2%Reduced
Ensign Peak Advisors, Inc75,550$3.64M0.01%+28,595+60.9%Added
MetLife Investment Management76,133$3.67M0.02%−3,512−4.4%Reduced
HSBC Holdings PLC77,780$3.77M0.00%+70,436+959.1%Added
Amalgamated Bank81,232$3.91M0.03%+1,869+2.4%Added
LHM, Inc.83,725$4.03M1.70%+32,668+64.0%Added
First Manhattan Co85,169$4.10M0.01%−50−0.1%Reduced
Public Employees Retirement System of Ohio93,072$4.48M0.02%+2,664+2.9%Added
Westerly Capital Management, LLC100,000$4.82M2.62%−15,000−13.0%Reduced
Thompson Siegel & Walmsley LLC101,004$4.87M0.08%+101,004New
Stifel Financial Corp102,621$4.94M0.01%−21,722−17.5%Reduced
Susquehanna Fundamental Investments, LLC104,579$5.04M0.12%+104,579New
CenterBook Partners LP107,120$5.16M0.32%−53,161−33.2%Reduced
Segall Bryant & Hamill, LLC108,990$5.25M0.09%−243,638−69.1%Reduced
Guggenheim Capital LLC109,053$5.25M0.04%+12,412+12.8%Added
Boothbay Fund Management, LLC109,621$5.28M0.17%−35,699−24.6%Reduced
Great West Life Assurance Co111,007$5.35M0.01%+8,280+8.1%Added
Arrowstreet Capital, Limited Partnership111,414$5.37M0.00%+91,620+462.9%Added
New York State Common Retirement Fund112,686$5.43M0.01%−180.0%Reduced
Front Street Capital Management, Inc.112,717$5.43M1.04%−1,415−1.2%Reduced
Two Sigma Investments, LP113,803$5.48M0.01%+88,003+341.1%Added
Providence Capital Advisors, LLC114,047$5.49M1.20%+1,220+1.1%Added
Capital Fund Management S.A.114,592$5.52M0.06%−17,328−13.1%Reduced
Royal Bank of Canada115,007$5.54M0.00%−23,307−16.9%Reduced
Manufacturers Life Insurance Company, The122,256$5.89M0.01%−9,689−7.3%Reduced
Primecap Management Co122,500$5.90M0.00%−3,185−2.5%Reduced
Melqart Asset Management (UK) Ltd132,066$6.36M0.60%−56,795−30.1%Reduced
Mutual of America Capital Management LLC132,278$6.37M0.07%−3,996−2.9%Reduced
Granahan Investment Management Inc135,660$6.54M0.26%+7,667+6.0%Added
Aristotle Capital Boston, LLC141,079$6.80M0.23%−35,845−20.3%Reduced
California State Teachers Retirement System142,076$6.85M0.01%−4,023−2.8%Reduced
State of Wisconsin Investment Board146,277$7.05M0.02%+11,915+8.9%Added
State Board of Administration of Florida Retirement System146,361$7.05M0.01%−6,168−4.0%Reduced
Barclays PLC149,032$7.18M0.00%−95,599−39.1%Reduced
LMCG Investments, LLC161,557$7.78M0.45%+251+0.2%Added
New York State Teachers Retirement System169,852$8.18M0.02%+1,133+0.7%Added
Man Group plc171,076$8.24M0.02%−51,997−23.3%Reduced
Kettle Hill Capital Management, LLC174,311$8.40M2.12%+174,311New
TD Asset Management Inc182,526$8.79M0.01%−29,474−13.9%Reduced
Corebridge Financial, Inc.182,900$8.81M0.05%+182,900New
Penserra Capital Management LLC186,949$9.01M0.11%+2,457+1.3%Added
SEI Investments Co198,780$9.58M0.01%+30,662+18.2%Added
Sora Investors LLC200,000$9.64M1.78%−175,000−46.7%Reduced
Boston Partners204,906$9.87M0.01%−8,461−4.0%Reduced
Goldman Sachs Group Inc209,392$10.1M0.00%−103,846−33.2%Reduced
Ameriprise Financial Inc210,229$10.1M0.00%−37,114−15.0%Reduced
Citigroup Inc210,719$10.2M0.01%+72,074+52.0%Added
Envestnet Asset Management Inc223,051$10.7M0.00%+66,214+42.2%Added
Lazard Asset Management LLC225,139$10.8M0.01%−24,447−9.8%Reduced
Peregrine Capital Management LLC225,879$10.9M0.32%+2,949+1.3%Added
Wells Fargo & Company226,011$10.9M0.00%+70,003+44.9%Added
Assenagon Asset Management S.A.226,102$10.9M0.03%−385,362−63.0%Reduced
California Public Employees Retirement System242,899$11.7M0.01%−8,034−3.2%Reduced
Glenmede Trust Co NA258,792$12.5M0.06%+258,792New
UBS Group AG260,476$12.5M0.00%−109,704−29.6%Reduced
Macquarie Group Ltd264,435$12.7M0.01%−143,434−35.2%Reduced
DDD Partners, LLC268,703$12.9M1.50%+2,764+1.0%Added
Impax Asset Management Group plc276,064$13.3M0.05%00.0%Unchanged
Fort Washington Investment Advisors Inc279,850$13.5M0.09%+33,510+13.6%Added
Swiss National Bank284,500$13.7M0.01%−1,500−0.5%Reduced
Legal & General Group Plc289,659$14.0M0.00%−34,368−10.6%Reduced
Schwartz Investment Counsel Inc300,000$14.5M0.54%+300,000New
Woodline Partners LP316,190$15.2M0.15%+316,190New
Kornitzer Capital Management Inc318,440$15.3M0.29%−1050.0%Reduced
Channing Capital Management, LLC324,004$15.6M0.43%+128,158+65.4%Added