CIENA CORP's ticker is and the CUSIP is 171779AG6. A total of 3 filers reported holding CIENA CORP in Q2 2015. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2016 | $6,994,000 | -67.6% | 5,500,000 | -70.2% | 0.10% | -69.8% |
| Q2 2016 | $21,577,000 | +4.3% | 18,429,000 | +5.8% | 0.33% | +5.7% |
| Q1 2016 | $20,689,000 | +312.2% | 17,415,000 | +335.4% | 0.32% | +310.4% |
| Q3 2015 | $5,019,000 | -7.9% | 4,000,000 | 0.0% | 0.08% | -1.3% |
| Q2 2015 | $5,447,000 | -58.5% | 4,000,000 | +189.9% | 0.08% | -55.9% |
| Q3 2013 | $13,140,000 | -37.6% | 1,380,000 | -91.8% | 0.18% | -46.5% |
| Q2 2013 | $21,063,000 | – | 16,747,000 | – | 0.33% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ADVENT CAPITAL MANAGEMENT /DE/ | 4,000,000 | $5,447,000 | 0.08% |
| AMERIPRISE FINANCIAL INC | 11,560,000 | $15,714,000 | 0.01% |
| Invesco Ltd. | 9,500,000 | $12,932,000 | 0.01% |