CIENA CORP's ticker is and the CUSIP is 171779959. A total of 4 filers reported holding CIENA CORP in Q2 2018. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $2,000 | 0.0% | 2,032 | 0.0% | 0.00% | – |
| Q3 2018 | $2,000 | -75.0% | 2,032 | 0.0% | 0.00% | – |
| Q2 2018 | $8,000 | -65.2% | 2,032 | -34.3% | 0.00% | – |
| Q1 2018 | $23,000 | -20.7% | 3,095 | -32.8% | 0.00% | – |
| Q4 2017 | $29,000 | -12.1% | 4,607 | +30.8% | 0.00% | – |
| Q3 2017 | $33,000 | -55.4% | 3,522 | +369.6% | 0.00% | – |
| Q1 2017 | $74,000 | – | 750 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 75,200 | $1,994,000 | 0.02% |
| SIMPLEX TRADING, LLC | 562 | $1,489,000 | 0.01% |
| Daiwa Securities Group Inc. | 2,032 | $8,000 | 0.00% |
| SG Americas Securities, LLC | 100,000 | $10,000 | 0.00% |