CUSIP 171779309COM NEWCIENQ4 2025
22 filings · latest Jan 21, 2026
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Fmr LLC | 21.13M | $4.94B |
| 2 | Blackrock, Inc. | 16.67M | $3.90B |
| 3 | Vanguard Group Inc | 14.38M | $3.36B |
| 4 | Jpmorgan Chase & Co | 10.86M | $2.54B |
| 5 | State Street Corp | 5.10M | $1.19B |
| 6 | Geode Capital Management, LLC | 2.69M | $627.57M |
| 7 | Arrowstreet Capital, Limited Partnership | 2.24M | $523.13M |
| 8 | Bank Of America Corp /De/ | 2.16M | $506.20M |
| 9 | Capital World Investors |
| 4 | Nov 12, 2024 | Fmr LLC | 13G/A | 15.0% | — | SEC |
| 5 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 10.4% | 15.03M | SEC |
| 6 | Feb 12, 2024 | Fmr LLC | 13G/A | 10.2% | — | SEC |
| 7 | Feb 9, 2024 | Fmr LLC | 13G/A | 7.8% | — | SEC |
| 8 | Jan 30, 2024 | Blackrock Inc. | 13G/A | 11.3% | 16.30M | SEC |
| 9 | Jun 9, 2023 | Vanguard Group Inc | 13G/A | 10.0% | 14.95M | SEC |
| 10 | Feb 9, 2023 | Vanguard Group Inc | 13G/A | 9.7% | 14.34M | SEC |
See the full Schedule 13D/13G history for Ciena Corp.
Unlock full history| 1.87M |
| $437.08M |
| 10 | Jericho Capital Asset Management L.P. | 1.66M | $387.33M |