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, Q3 2025
Institutional positions in Ciena Corp as of Sep 30, 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
- 689
- +134 vs. Q2 2025
- Shares held
- 139.2M
- −1.59M (−1.1%) vs. Q2 2025
- Total value
- $20.3B
- +$8.83B (+77.1%) vs. Q2 2025
- New holders
- 181
- 175 more added
- Sold out
- 47
- 261 more reduced
8 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Ciena Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Perpetual Ltd | 154,875 | $22.6M | 0.28% | −95,414−38.1% | Reduced |
| Schonfeld Strategic Advisors LLC | 154,220 | $22.5M | 0.16% | +154,220 | New |
| TD Asset Management Inc | 144,300 | $21.0M | 0.02% | +144,300 | New |
| New York State Teachers Retirement System | 143,431 | $20.9M | 0.04% | −5,396−3.6% | Reduced |
| CloudAlpha Capital Management Limited/Hong Kong | 143,200 | $20.9M | 1.87% | +143,200 | New |
| LMCG Investments, LLC | 142,583 | $20.8M | 1.22% | −4,051−2.8% | Reduced |
| Macquarie Group Ltd | 140,312 | $20.4M | 0.02% | −10,034−6.7% | Reduced |
| Brevan Howard Capital Management LP | 137,727 | $20.1M | 0.29% | +130,649+1,845.8% | Added |
| California State Teachers Retirement System | 133,436 | $19.4M | 0.02% | +540.0% | Added |
| Twin Tree Management, LP | 131,506 | $19.2M | 0.89% | +34,466+35.5% | Added |
| State Board of Administration of Florida Retirement System | 126,470 | $18.4M | 0.03% | −19,311−13.2% | Reduced |
| Peregrine Capital Management LLC | 123,368 | $18.0M | 0.54% | −30,611−19.9% | Reduced |
| Delta Global Management LP | 122,944 | $17.9M | 1.31% | +93,681+320.1% | Added |
| GF Fund Management Co. Ltd. | 114,555 | $16.7M | 0.30% | +114,555 | New |
| BNP Paribas Arbitrage, SA | 112,637 | $16.4M | 0.01% | +85,978+322.5% | Added |
| Glenmede Investment Management, LP | 112,518 | $16.4M | 0.08% | −72,331−39.1% | Reduced |
| Penserra Capital Management LLC | 112,292 | $16.4M | 0.20% | −55,919−33.2% | Reduced |
| New York State Common Retirement Fund | 112,011 | $16.3M | 0.02% | +31,225+38.7% | Added |
| Impax Asset Management Group plc | 110,239 | $16.1M | 0.09% | −79,675−42.0% | Reduced |
| LMR Partners LLP | 106,500 | $15.5M | 0.20% | −178,500−62.6% | Reduced |
| LPL Financial LLC | 105,343 | $15.3M | 0.00% | +41,314+64.5% | Added |
| Great West Life Assurance Co | 106,068 | $15.3M | 0.02% | +1,284+1.2% | Added |
| Prudential Financial Inc | 104,604 | $15.2M | 0.02% | −9,472−8.3% | Reduced |
| Bienville Capital Management, LLC | 99,295 | $14.5M | 2.76% | −181−0.2% | Reduced |
| Front Street Capital Management, Inc. | 97,873 | $14.3M | 2.20% | −2,423−2.4% | Reduced |
| Manufacturers Life Insurance Company, The | 97,419 | $14.2M | 0.01% | −8,959−8.4% | Reduced |
| Stifel Financial Corp | 96,508 | $14.1M | 0.01% | −5,290−5.2% | Reduced |
| State of Wisconsin Investment Board | 95,401 | $13.9M | 0.03% | −28,950−23.3% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 91,953 | $13.4M | 0.04% | −18,515−16.8% | Reduced |
| Portolan Capital Management, LLC | 88,786 | $12.9M | 0.70% | +88,786 | New |
| Quantinno Capital Management LP | 86,086 | $12.5M | 0.03% | +33,366+63.3% | Added |
| Select Equity Group, L.P. | 83,538 | $12.2M | 0.05% | +13,665+19.6% | Added |
| Hudson Valley Investment Advisors Inc | 80,616 | $11.7M | 1.22% | −7,962−9.0% | Reduced |
| Atika Capital Management LLC | 80,000 | $11.7M | 0.99% | +80,000 | New |
| Cerity Partners LLC | 78,276 | $11.4M | 0.02% | +16,255+26.2% | Added |
| Two Sigma Advisers, LP | 77,616 | $11.3M | 0.02% | +2,500+3.3% | Added |
| MetLife Investment Management | 72,655 | $10.6M | 0.05% | −3,869−5.1% | Reduced |
| Intech Investment Management LLC | 71,266 | $10.4M | 0.09% | −64,421−47.5% | Reduced |
| Silvercrest Asset Management Group LLC | 70,829 | $10.3M | 0.07% | −50,982−41.9% | Reduced |
| Voya Investment Management LLC | 69,264 | $10.1M | 0.01% | −13,628−16.4% | Reduced |
| Talos Asset Management LP | 69,200 | $10.1M | 1.94% | +69,200 | New |
| Kornitzer Capital Management Inc | 68,769 | $10.0M | 0.20% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 68,712 | $10.0M | 0.01% | +3,381+5.2% | Added |
| Canada Pension Plan Investment Board | 68,600 | $9.99M | 0.01% | +63,800+1,329.2% | Added |
| First Eagle Investment Management, LLC | 67,400 | $9.82M | 0.02% | −50,949−43.0% | Reduced |
| Oppenheimer Asset Management Inc. | 67,234 | $9.79M | 0.11% | −78,324−53.8% | Reduced |
| Mutual of America Capital Management LLC | 65,288 | $9.51M | 0.10% | −5,401−7.6% | Reduced |
| Amalgamated Bank | 65,124 | $9.49M | 0.07% | −304−0.5% | Reduced |
| Calamos Advisors LLC | 64,059 | $9.33M | 0.04% | +42,104+191.8% | Added |
| Verition Fund Management LLC | 63,722 | $9.28M | 0.05% | −102,394−61.6% | Reduced |
| Treasurer of the State of North Carolina | 63,418 | $9.24M | 0.03% | −2,476−3.8% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 62,446 | $9.10M | 0.07% | +8,437+15.6% | Added |
| Diameter Capital Partners LP | 62,000 | $9.03M | 0.95% | +62,000 | New |
| State of Tennessee, Treasury Department | 54,632 | $7.96M | 0.03% | −2,825−4.9% | Reduced |
| Mariner, LLC | 54,334 | $7.91M | 0.01% | −8,947−14.1% | Reduced |
| Man Group plc | 54,025 | $7.87M | 0.02% | +54,025 | New |
| Aristotle Capital Boston, LLC | 53,779 | $7.83M | 0.40% | −3,603−6.3% | Reduced |
| Natixis | 53,635 | $7.81M | 0.04% | +53,635 | New |
| Tectonic Advisors LLC | 52,514 | $7.65M | 0.42% | −50,805−49.2% | Reduced |
| Illinois Municipal Retirement Fund | 51,075 | $7.44M | 0.10% | +6,520+14.6% | Added |
| National Bank of Canada | 50,941 | $7.42M | 0.01% | −44,840−46.8% | Reduced |
| State of New Jersey Common Pension Fund D | 50,798 | $7.40M | 0.03% | +394+0.8% | Added |
| Susquehanna International Group, LLP | 50,015 | $7.29M | 0.01% | +47,134+1,636.0% | Added |
| Flputnam Investment Management Co | 49,868 | $7.26M | 0.11% | −91−0.2% | Reduced |
| Thrivent Financial for Lutherans | 49,351 | $7.19M | 0.01% | −484,903−90.8% | Reduced |
| J. Safra Sarasin Holding AG | 48,226 | $7.03M | 0.11% | −106,845−68.9% | Reduced |
| Aquatic Capital Management LLC | 47,844 | $6.97M | 0.13% | +47,844 | New |
| New Age Alpha Advisors, LLC | 47,494 | $6.92M | 0.29% | −1,142−2.3% | Reduced |
| First Manhattan Co | 47,341 | $6.90M | 0.02% | −5,531−10.5% | Reduced |
| Public Employees Retirement System of Ohio | 47,339 | $6.90M | 0.02% | +254+0.5% | Added |
| King Luther Capital Management Corp | 46,820 | $6.82M | 0.03% | 00.0% | Unchanged |
| Sit Investment Associates Inc | 46,775 | $6.81M | 0.14% | 00.0% | Unchanged |
| CWM, LLC | 45,848 | $6.68M | 0.02% | +19,899+76.7% | Added |
| Yousif Capital Management, LLC | 45,815 | $6.67M | 0.07% | −3,734−7.5% | Reduced |
| Qube Research & Technologies Ltd | 45,684 | $6.65M | 0.01% | +45,684 | New |
| Providence Capital Advisors, LLC | 45,476 | $6.62M | 1.15% | −39,759−46.6% | Reduced |
| Teachers Retirement System of the State of Kentucky | 45,104 | $6.57M | 0.05% | 00.0% | Unchanged |
| Paralel Advisors LLC | 44,268 | $6.45M | 0.25% | +57+0.1% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 43,711 | $6.37M | 0.01% | +1,297+3.1% | Added |
| Algert Global LLC | 42,630 | $6.21M | 0.10% | +42,630 | New |
| Toroso Investments, LLC | 42,533 | $6.20M | 0.03% | −1,051−2.4% | Reduced |
| Arizona State Retirement System | 41,832 | $6.09M | 0.03% | +348+0.8% | Added |
| Credit Agricole S A | 41,591 | $6.06M | 0.02% | +41,591 | New |
| Harbour Capital Advisors, LLC | 39,536 | $5.99M | 1.23% | −939−2.3% | Reduced |
| Comerica Bank | 41,077 | $5.98M | 0.02% | −6,462−13.6% | Reduced |
| Handelsbanken Fonder AB | 41,062 | $5.98M | 0.02% | +3,800+10.2% | Added |
| Victory Capital Management Inc | 40,870 | $5.95M | 0.00% | −4,101−9.1% | Reduced |
| Hillsdale Investment Management Inc. | 40,700 | $5.93M | 0.18% | +29,200+253.9% | Added |
| SRS Capital Advisors, Inc. | 40,435 | $5.89M | 0.09% | +39,752+5,820.2% | Added |
| Louisiana State Employees Retirement System | 39,400 | $5.74M | 0.10% | −600−1.5% | Reduced |
| Ieq Capital, LLC | 39,041 | $5.69M | 0.02% | +39,041 | New |
| Amitell Capital Pte Ltd | 38,904 | $5.67M | 4.19% | −37,410−49.0% | Reduced |
| Park Avenue Securities LLC | 38,275 | $5.58M | 0.04% | −7,802−16.9% | Reduced |
| Systematic Financial Management LP | 38,000 | $5.54M | 0.13% | −16,980−30.9% | Reduced |
| Gilder Gagnon Howe & Co LLC | 37,891 | $5.52M | 0.06% | +175+0.5% | Added |
| Abn Amro Investment Solutions | 37,629 | $5.48M | 0.11% | −3,752−9.1% | Reduced |
| Nissay Asset Management Corp | 37,547 | $5.47M | 0.03% | −1,520−3.9% | Reduced |
| Teacher Retirement System of Texas | 37,277 | $5.43M | 0.02% | −4,691−11.2% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 36,282 | $5.29M | 0.03% | −240−0.7% | Reduced |
| Oddo BHF Asset Management SAS | 36,259 | $5.28M | 0.20% | −48,093−57.0% | Reduced |