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 19 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 2026
Institutional positions in Ciena Corp as of Jun 30, 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
- 1,227
- +153 vs. Q1 2026
- Shares held
- 132.1M
- −1.87M (−1.4%) vs. Q1 2026
- Total value
- $64.6B
- +$12.9B (+24.9%) vs. Q1 2026
- New holders
- 262
- 469 more added
- Sold out
- 109
- 386 more reduced
11 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Ciena Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Adage Capital Partners GP, L.L.C. | 126,000 | $61.8M | 0.09% | +9,800+8.4% | Added |
| Great West Life Assurance Co | 125,409 | $61.5M | 0.10% | +42,933+52.1% | Added |
| State Board of Administration of Florida Retirement System | 124,548 | $61.1M | 0.10% | −1,496−1.2% | Reduced |
| Aviva PLC | 124,014 | $60.8M | 0.09% | +27,583+28.6% | Added |
| Korea Investment CORP | 121,898 | $59.8M | 0.11% | −1,456−1.2% | Reduced |
| Altshuler Shaham Ltd | 118,342 | $58.3M | 0.73% | +118,342 | New |
| Caxton Associates LLP | 117,924 | $57.8M | 1.09% | +117,924 | New |
| Alliancebernstein L.P. | 146,118 | $56.7M | 0.02% | −381,293−72.3% | Reduced |
| North Growth Management Ltd. | 113,000 | $55.5M | 7.11% | −44,000−28.0% | Reduced |
| Gotham Asset Management, LLC | 113,019 | $55.4M | 0.13% | −8,285−6.8% | Reduced |
| New York State Teachers Retirement System | 111,896 | $54.9M | 0.10% | −12,850−10.3% | Reduced |
| Los Angeles Capital Management LLC | 111,586 | $54.7M | 0.20% | +108,048+3,053.9% | Added |
| Quantinno Capital Management LP | 107,560 | $52.8M | 0.06% | +3,646+3.5% | Added |
| Bank of Montreal | 105,944 | $52.0M | 0.02% | +24,598+30.2% | Added |
| Jane Street Group, LLC | 104,302 | $51.2M | 0.03% | +39,521+61.0% | Added |
| Ensign Peak Advisors, Inc | 103,287 | $50.7M | 0.08% | −31,196−23.2% | Reduced |
| Danske Bank A/S | 102,193 | $50.1M | 0.10% | +8,359+8.9% | Added |
| Storebrand Asset Management AS | 101,098 | $49.6M | 0.12% | −5,514−5.2% | Reduced |
| Bridgewater Associates, LP | 101,038 | $49.6M | 0.20% | −42,808−29.8% | Reduced |
| 1832 Asset Management L.P. | 100,800 | $49.4M | 0.06% | −186,600−64.9% | Reduced |
| Stephens Investment Management Group LLC | 100,771 | $49.4M | 0.53% | −65,400−39.4% | Reduced |
| Stifel Financial Corp | 100,310 | $49.2M | 0.04% | −2,301−2.2% | Reduced |
| Swedbank AB | 96,103 | $47.1M | 0.04% | −3,589−3.6% | Reduced |
| PFA Pension, Forsikringsaktieselskab | 95,495 | $46.8M | 0.12% | +95,495 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 93,887 | $46.1M | 0.09% | +12,383+15.2% | Added |
| APG Asset Management N.V. | 107,060 | $45.9M | 0.11% | +99,098+1,244.6% | Added |
| Nearwater Capital Markets, Ltd | 93,000 | $45.6M | 0.79% | +93,000 | New |
| Walleye Capital LLC | 89,241 | $43.8M | 0.21% | +31,406+54.3% | Added |
| Scge Management, L.P. | 89,000 | $43.7M | 0.74% | +89,000 | New |
| National Bank of Canada | 88,971 | $43.6M | 0.04% | +4,483+5.3% | Added |
| Credit Agricole S A | 88,856 | $43.6M | 0.11% | +51,710+139.2% | Added |
| Lord, Abbett & Co. LLC | 88,368 | $43.4M | 0.12% | +23,368+36.0% | Added |
| Silvant Capital Management LLC | 85,974 | $42.2M | 1.23% | +85,974 | New |
| Public Sector Pension Investment Board | 85,478 | $41.9M | 0.11% | +60,312+239.7% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 84,722 | $41.6M | 0.06% | +235+0.3% | Added |
| Nomura Asset Management International Inc. | 84,314 | $41.4M | 0.06% | +18,915+28.9% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 81,896 | $40.2M | 0.09% | +16,712+25.6% | Added |
| HRT Financial LP | 81,780 | $40.1M | 0.07% | +58,785+255.6% | Added |
| Shannon River Fund Management LLC | 81,298 | $39.9M | 3.56% | +81,298 | New |
| State of Wisconsin Investment Board | 80,941 | $39.7M | 0.08% | −15,385−16.0% | Reduced |
| Titan Global Capital Management USA LLC | 80,417 | $39.4M | 5.00% | −37,895−32.0% | Reduced |
| Panagora Asset Management Inc | 79,428 | $39.0M | 0.12% | −21,036−20.9% | Reduced |
| Vaughan Nelson Investment Management, L.P. | 78,867 | $38.7M | 0.34% | +23,190+41.7% | Added |
| KBC Group NV | 78,380 | $38.5M | 0.08% | +21,237+37.2% | Added |
| Nomura Asset Management Co Ltd | 78,007 | $38.3M | 0.08% | +23,901+44.2% | Added |
| Freestone Grove Partners LP | 76,121 | $37.3M | 0.25% | −57,146−42.9% | Reduced |
| Handelsbanken Fonder AB | 75,043 | $36.8M | 0.10% | +30,881+69.9% | Added |
| Natixis Advisors, L.P. | 73,626 | $36.1M | 0.04% | +6,124+9.1% | Added |
| Vanguard Investments Australia, Ltd. | 72,306 | $35.5M | 0.09% | +1,777+2.5% | Added |
| Kovitz Investment Group Partners, LLC | 71,553 | $35.1M | 0.78% | +70,636+7,702.9% | Added |
| Manufacturers Life Insurance Company, The | 69,678 | $34.2M | 0.03% | −6,320−8.3% | Reduced |
| KLP Kapitalforvaltning AS | 68,740 | $33.7M | 0.11% | +7,740+12.7% | Added |
| Chevy Chase Trust Holdings, Inc. | 68,296 | $33.5M | 0.09% | −1,095−1.6% | Reduced |
| Illinois Municipal Retirement Fund | 65,862 | $32.3M | 0.36% | +16,349+33.0% | Added |
| Mariner, LLC | 63,576 | $31.2M | 0.03% | +142+0.2% | Added |
| M & L Capital Management Ltd | 62,930 | $30.9M | 8.35% | +7,200+12.9% | Added |
| Wellington Management Group LLP | 62,839 | $30.8M | 0.01% | −81,538−56.5% | Reduced |
| Vinva Investment Management Ltd | 64,231 | $30.8M | 0.21% | +48,505+308.4% | Added |
| Elyxium Wealth, LLC | 62,380 | $30.6M | 3.21% | +4,528+7.8% | Added |
| Clear Street Group Inc. | 60,716 | $29.8M | 0.09% | +60,716 | New |
| SIH Partners, LLLP | 60,601 | $29.7M | 1.24% | +58,092+2,315.3% | Added |
| Mirae Asset Global Investments Co., Ltd. | 60,306 | $29.6M | 0.06% | −37,724−38.5% | Reduced |
| Treasurer of the State of North Carolina | 59,939 | $29.4M | 0.08% | −450−0.7% | Reduced |
| Asset Management One Co.,Ltd. | 59,812 | $29.3M | 0.08% | +365+0.6% | Added |
| Nissay Asset Management Corp | 58,949 | $28.9M | 0.12% | −1,297−2.2% | Reduced |
| Nykredit A/S | 58,141 | $28.5M | 0.11% | +58,141 | New |
| Public Employees Retirement System of Ohio | 57,618 | $28.3M | 0.08% | +12,336+27.2% | Added |
| Nordea Investment Management AB | 57,582 | $27.7M | 0.02% | +3,220+5.9% | Added |
| Cerity Partners LLC | 56,395 | $27.7M | 0.03% | −22,122−28.2% | Reduced |
| O'Shaughnessy Asset Management, LLC | 55,180 | $27.1M | 0.13% | +17,308+45.7% | Added |
| Flputnam Investment Management Co | 54,845 | $26.9M | 0.32% | +19,078+53.3% | Added |
| Quadrature Capital Ltd | 53,302 | $26.1M | 0.22% | +53,302 | New |
| Creative Planning | 52,494 | $25.8M | 0.02% | +3,470+7.1% | Added |
| Rafferty Asset Management, LLC | 51,738 | $25.4M | 0.06% | +14,631+39.4% | Added |
| FengHe Fund Management Pte. Ltd. | 51,667 | $25.3M | 2.40% | −37,587−42.1% | Reduced |
| Capital Fund Management S.A. | 51,538 | $25.3M | 0.18% | +34,052+194.7% | Added |
| Allen Investment Management LLC | 51,513 | $25.3M | 0.30% | +51,513 | New |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 50,630 | $24.8M | 0.12% | +11,280+28.7% | Added |
| Tredje AP-fonden | 50,550 | $24.8M | 0.11% | −607−1.2% | Reduced |
| Summit Financial, LLC | 48,934 | $24.0M | 0.26% | +39,925+443.2% | Added |
| Atika Capital Management LLC | 48,768 | $23.9M | 2.37% | +5,117+11.7% | Added |
| Federation des caisses Desjardins du Quebec | 48,674 | $23.9M | 0.07% | +28,423+140.4% | Added |
| MUFG Securities EMEA plc | 48,534 | $23.8M | 0.25% | +42,751+739.3% | Added |
| Victory Capital Management Inc | 48,456 | $23.8M | 0.01% | +3,241+7.2% | Added |
| LMCG Investments, LLC | 48,141 | $23.6M | 1.26% | −11,107−18.7% | Reduced |
| Front Street Capital Management, Inc. | 47,975 | $23.5M | 2.67% | −11,630−19.5% | Reduced |
| Tortoise Capital Advisors, L.L.C. | 46,850 | $23.0M | 0.23% | +21,432+84.3% | Added |
| 12th Street Asset Management Company, LLC | 46,777 | $22.9M | 3.27% | −16,710−26.3% | Reduced |
| Ieq Capital, LLC | 46,621 | $22.9M | 0.11% | +1,103+2.4% | Added |
| State of Tennessee, Treasury Department | 45,794 | $22.5M | 0.07% | −3,023−6.2% | Reduced |
| State of New Jersey Common Pension Fund D | 45,720 | $22.4M | 0.08% | −2,835−5.8% | Reduced |
| Marshall Wace, LLP | 45,101 | $22.1M | 0.02% | −80,876−64.2% | Reduced |
| Mackenzie Financial Corp | 45,086 | $22.1M | 0.02% | +28,193+166.9% | Added |
| Toronto Dominion Bank | 44,635 | $21.9M | 0.04% | +1,458+3.4% | Added |
| PEAK6 LLC | 44,570 | $21.9M | 0.53% | +42,141+1,734.9% | Added |
| Lansforsakringar Fondforvaltning AB (publ) | 44,059 | $21.6M | 0.10% | +40,546+1,154.2% | Added |
| Sit Investment Associates Inc | 42,775 | $21.0M | 0.40% | 00.0% | Unchanged |
| Bienville Capital Management, LLC | 42,259 | $20.7M | 2.99% | −27,908−39.8% | Reduced |
| SEB Asset Management AB | 41,522 | $20.4M | 0.08% | +4,043+10.8% | Added |
| Mn Services Vermogensbeheer B.V. | 41,200 | $20.2M | 0.15% | +41,200 | New |