CIENA CORP's ticker is and the CUSIP is 171779959. A total of 6 filers reported holding CIENA CORP in Q3 2023. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2013 | $479,000 | – | 20,000 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 132,600 | $6,809,000 | 0.01% |
| SIMPLEX TRADING, LLC | 89,000 | $5,144,000 | 0.01% |
| WELLS FARGO & COMPANY/MN | 190,000 | $9,757,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |