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, Q1 2026
Institutional positions in Ciena Corp as of Mar 31, 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
- 1,085
- +243 vs. Q4 2025
- Shares held
- 134.3M
- +479.3K (+0.4%) vs. Q4 2025
- Total value
- $51.8B
- +$23.2B (+81.3%) vs. Q4 2025
- New holders
- 321
- 317 more added
- Sold out
- 78
- 365 more reduced
12 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,227 | $64.6B |
| Q1 2026 | 1,085 | $51.8B |
| Q4 2025 | 854 | $32.2B |
| Q3 2025 | 689 | $20.3B |
| Q2 2025 | 563 | $11.5B |
| Q1 2025 | 544 | $8.24B |
| Q4 2024 | 534 | $11.9B |
| Q3 2024 | 464 | $8.76B |
| Q2 2024 | 454 | $6.74B |
| Q1 2024 | 468 | $6.78B |
| Q4 2023 | 451 | $6.04B |
| Q3 2023 | 469 | $6.37B |
| Q2 2023 | 470 | $5.84B |
| Q1 2023 | 486 | $7.28B |
| Q4 2022 | 463 | $7.11B |
| Q3 2022 | 424 | $5.84B |
| Q2 2022 | 458 | $6.18B |
| Q1 2022 | 498 | $8.15B |
| Q4 2021 | 523 | $10.5B |
| Q3 2021 | 460 | $7.06B |
| Q2 2021 | 467 | $8.09B |
| Q1 2021 | 461 | $7.83B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Ciena Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Kornitzer Capital Management Inc | 17,855 | $6.93M | 0.15% | −264−1.5% | Reduced |
| Allspring Global Investments Holdings, LLC | 16,690 | $6.93M | 0.01% | +16,690 | New |
| Bank of Nova Scotia | 17,991 | $6.98M | 0.01% | +10,023+125.8% | Added |
| Burney Co | 18,145 | $7.04M | 0.22% | +404+2.3% | Added |
| Standard Life Aberdeen plc | 18,286 | $7.10M | 0.01% | +17,147+1,505.4% | Added |
| Portolan Capital Management, LLC | 18,466 | $7.17M | 0.38% | −38,015−67.3% | Reduced |
| Brinker Capital Investments, LLC | 18,551 | $7.20M | 0.06% | −6,646−26.4% | Reduced |
| Pathstone Holdings, LLC | 18,566 | $7.21M | 0.03% | +1,979+11.9% | Added |
| Tectonic Advisors LLC | 18,577 | $7.21M | 0.38% | −30,172−61.9% | Reduced |
| CWM Advisors, LLC | 18,766 | $7.29M | 0.43% | +5,305+39.4% | Added |
| Macquarie Group Ltd | 18,916 | $7.34M | 0.04% | −640−3.3% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 18,982 | $7.37M | 0.06% | +3,654+23.8% | Added |
| HighTower Advisors, LLC | 19,123 | $7.42M | 0.01% | +1,747+10.1% | Added |
| XTX Topco Ltd | 19,188 | $7.45M | 0.13% | +16,523+620.0% | Added |
| Guggenheim Capital LLC | 19,197 | $7.45M | 0.06% | −353−1.8% | Reduced |
| Eurizon Capital SGR S.p.A. | 19,311 | $7.46M | 0.02% | +4,774+32.8% | Added |
| British Columbia Investment Management Corp | 19,413 | $7.54M | 0.04% | −5,616−22.4% | Reduced |
| Blair William & Co | 19,495 | $7.57M | 0.02% | +922+5.0% | Added |
| New York Life Investment Management LLC | 19,574 | $7.60M | 0.06% | +19,574 | New |
| Rakuten Investment Management, Inc. | 20,904 | $7.63M | 0.02% | +14,929+249.9% | Added |
| NEOS Investment Management LLC | 20,177 | $7.83M | 0.04% | +20,177 | New |
| Federation des caisses Desjardins du Quebec | 20,251 | $7.86M | 0.03% | +9,028+80.4% | Added |
| EverSource Wealth Advisors, LLC | 20,512 | $7.96M | 0.24% | −3,601−14.9% | Reduced |
| Calamos Advisors LLC | 20,543 | $7.98M | 0.03% | +5,879+40.1% | Added |
| Park Avenue Securities LLC | 20,585 | $7.99M | 0.06% | −8,804−30.0% | Reduced |
| Empowered Funds, LLC | 20,663 | $8.02M | 0.05% | +20,663 | New |
| Investment Research Partners LLC | 20,773 | $8.06M | 3.28% | −2,689−11.5% | Reduced |
| VMS Asset Management Limited | 21,645 | $8.40M | 5.13% | +21,645 | New |
| Wealthfront Advisers LLC | 21,698 | $8.42M | 0.02% | +19,086+730.7% | Added |
| FIL Ltd | 21,809 | $8.47M | 0.01% | +7,114+48.4% | Added |
| JustInvest LLC | 22,040 | $8.56M | 0.08% | +1,617+7.9% | Added |
| PensionDanmark Pensionsforsikringsaktieselskab | 22,920 | $8.90M | 0.09% | +8,872+63.2% | Added |
| Utah Retirement Systems | 22,933 | $8.90M | 0.09% | −345−1.5% | Reduced |
| Exchange Traded Concepts, LLC | 22,942 | $8.91M | 0.07% | +19,543+575.0% | Added |
| Chapin Davis, Inc. | 22,959 | $8.91M | 1.99% | +22,959 | New |
| HRT Financial LP | 22,995 | $8.93M | 0.02% | +10,677+86.7% | Added |
| Oppenheimer Asset Management Inc. | 23,374 | $9.07M | 0.10% | −40,702−63.5% | Reduced |
| Man Group plc | 23,387 | $9.08M | 0.02% | −6,714−22.3% | Reduced |
| Navellier & Associates Inc | 23,940 | $9.29M | 0.97% | +8,658+56.7% | Added |
| Daiwa Securities Group Inc. | 24,281 | $9.43M | 0.03% | +11,681+92.7% | Added |
| Broad Peak Investment Advisers Pte Ltd | 24,300 | $9.43M | 1.91% | +24,300 | New |
| CIBC World Markets Inc. | 24,576 | $9.54M | 0.02% | +18,716+319.4% | Added |
| OP Asset Management Ltd | 24,637 | $9.56M | 0.10% | −314−1.3% | Reduced |
| Pacer Advisors, Inc. | 24,890 | $9.66M | 0.03% | −12,290−33.1% | Reduced |
| King Luther Capital Management Corp | 25,158 | $9.77M | 0.04% | −21,175−45.7% | Reduced |
| Public Sector Pension Investment Board | 25,166 | $9.77M | 0.03% | +25,166 | New |
| Tortoise Capital Advisors, L.L.C. | 25,418 | $9.87M | 0.10% | −596−2.3% | Reduced |
| Xponance, Inc. | 25,441 | $9.88M | 0.07% | +4,038+18.9% | Added |
| Oak Harvest Investment Services | 25,500 | $9.90M | 1.03% | −3,268−11.4% | Reduced |
| Holocene Advisors, LP | 25,550 | $9.92M | 0.02% | −404,607−94.1% | Reduced |
| ProShare Advisors LLC | 25,555 | $9.92M | 0.01% | +19,899+351.8% | Added |
| Amalgamated Bank | 25,643 | $9.96M | 0.08% | −36,976−59.0% | Reduced |
| UniSuper Management Pty Ltd | 26,097 | $10.1M | 0.07% | +23,297+832.0% | Added |
| Analyst IMS Investment Management Services Ltd. | 26,526 | $10.3M | 0.31% | 00.0% | Unchanged |
| Banco Bilbao Vizcaya Argentaria, S.A. | 27,164 | $10.4M | 0.07% | +27,164 | New |
| J. Safra Sarasin Holding AG | 27,275 | $10.6M | 0.18% | −13,395−32.9% | Reduced |
| Woodline Partners LP | 27,589 | $10.7M | 0.04% | +24,990+961.5% | Added |
| Science & Technology Partners, L.P. | 27,592 | $10.7M | 2.81% | +27,592 | New |
| ION Fund Management Ltd | 27,665 | $10.7M | 1.64% | −48,335−63.6% | Reduced |
| Wealth High Governance Capital Ltda | 28,032 | $10.9M | 3.27% | +28,032 | New |
| BW Gestao de Investimentos Ltda. | 28,085 | $10.9M | 0.49% | +28,085 | New |
| CIBC Bancorp USA Inc. | 28,156 | $10.9M | 0.01% | +28,156 | New |
| Advisor Group Holdings, Inc. | 29,026 | $11.3M | 0.02% | +8,202+39.4% | Added |
| Cramer Rosenthal McGlynn LLC | 29,891 | $11.6M | 0.85% | −66,673−69.0% | Reduced |
| Retirement Systems of Alabama | 29,912 | $11.6M | 0.04% | −139,378−82.3% | Reduced |
| First Business Financial Services, Inc. | 30,050 | $11.7M | 1.04% | +3,310+12.4% | Added |
| DnB Asset Management AS | 30,134 | $11.7M | 0.04% | +2,607+9.5% | Added |
| IFM Investors Pty Ltd | 31,384 | $12.2M | 0.10% | +1,100+3.6% | Added |
| Defiance ETFs, LLC | 31,651 | $12.3M | 0.18% | −48,770−60.6% | Reduced |
| Westfield Capital Management Co LP | 31,750 | $12.3M | 0.05% | 00.0% | Unchanged |
| Cetera Investment Advisers | 32,043 | $12.4M | 0.01% | +48+0.2% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 32,811 | $12.7M | 0.06% | −2,487−7.0% | Reduced |
| MetLife Investment Management | 32,916 | $12.8M | 0.07% | −36,009−52.2% | Reduced |
| First Manhattan Co | 33,819 | $13.1M | 0.04% | −12,322−26.7% | Reduced |
| Vontobel Holding Ltd. | 33,877 | $13.2M | 0.05% | −5,825−14.7% | Reduced |
| CIBC Asset Management Inc | 33,918 | $13.2M | 0.03% | +27,386+419.3% | Added |
| Migdal Insurance & Financial Holdings Ltd. | 34,000 | $13.2M | 0.11% | +33,286+4,661.9% | Added |
| CI Private Wealth, LLC | 34,280 | $13.2M | 0.02% | +9,967+41.0% | Added |
| Mercer Global Advisors Inc | 34,261 | $13.3M | 0.02% | +5,649+19.7% | Added |
| Abn Amro Investment Solutions | 34,300 | $13.3M | 0.17% | −20,894−37.9% | Reduced |
| Penserra Capital Management LLC | 35,201 | $13.7M | 0.16% | −45,981−56.6% | Reduced |
| Flputnam Investment Management Co | 35,767 | $13.9M | 0.21% | +6,762+23.3% | Added |
| State of Michigan Retirement System | 36,800 | $14.3M | 0.08% | +3,504+10.5% | Added |
| Rafferty Asset Management, LLC | 37,107 | $14.4M | 0.06% | +30,236+440.1% | Added |
| Credit Agricole S A | 37,146 | $14.4M | 0.05% | −8,812−19.2% | Reduced |
| SEB Asset Management AB | 37,479 | $14.6M | 0.06% | +37,479 | New |
| Hudson Valley Investment Advisors Inc | 37,872 | $14.7M | 1.91% | −11,996−24.1% | Reduced |
| O'Shaughnessy Asset Management, LLC | 37,872 | $14.7M | 0.07% | +17,347+84.5% | Added |
| Boothbay Fund Management, LLC | 37,994 | $14.8M | 0.35% | −24,265−39.0% | Reduced |
| Arizona State Retirement System | 38,284 | $14.9M | 0.09% | −438−1.1% | Reduced |
| Czech National Bank | 38,361 | $14.9M | 0.10% | +38,361 | New |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 39,350 | $15.3M | 0.08% | +10,050+34.3% | Added |
| Public Employees Retirement Association of Colorado | 40,202 | $15.6M | 0.06% | +26,200+187.1% | Added |
| Verition Fund Management LLC | 42,057 | $16.3M | 0.16% | +23,705+129.2% | Added |
| Resona Asset Management Co.,Ltd. | 42,648 | $16.4M | 0.08% | +1,993+4.9% | Added |
| Sit Investment Associates Inc | 42,775 | $16.6M | 0.34% | −4,000−8.6% | Reduced |
| Toronto Dominion Bank | 43,177 | $16.8M | 0.03% | +21,149+96.0% | Added |
| Atika Capital Management LLC | 43,651 | $16.9M | 2.67% | −16,349−27.2% | Reduced |
| Handelsbanken Fonder AB | 44,162 | $17.1M | 0.06% | +4,000+10.0% | Added |
| Paralel Advisors LLC | 44,268 | $17.2M | 0.71% | 00.0% | Unchanged |