CIENA CORP's ticker is and the CUSIP is 171779909. A total of 5 filers reported holding CIENA CORP in Q1 2022. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $817,000 | +1567.3% | 47,500 | 0.0% | 0.00% | – |
| Q3 2021 | $49,000 | -77.3% | 47,500 | 0.0% | 0.00% | -100.0% |
| Q2 2021 | $216,000 | +7100.0% | 47,500 | +7.7% | 0.00% | – |
| Q1 2021 | $3,000 | -88.9% | 44,100 | -7.0% | 0.00% | – |
| Q4 2020 | $27,000 | -90.5% | 47,400 | -25.9% | 0.00% | -100.0% |
| Q4 2016 | $285,000 | +82.7% | 64,000 | +24.8% | 0.00% | 0.0% |
| Q3 2016 | $156,000 | +81.4% | 51,300 | 0.0% | 0.00% | +100.0% |
| Q2 2016 | $86,000 | – | 51,300 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 88,800 | $5,384,000 | 0.01% |
| SIMPLEX TRADING, LLC | 34,000 | $2,061,000 | 0.00% |
| IMC-Chicago, LLC | 20,300 | $1,231,000 | 0.00% |
| JPMORGAN CHASE & CO | 26,300 | $1,595,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |