ALTERA CORP's ticker is and the CUSIP is 21441950. A total of 2 filers reported holding ALTERA CORP in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $12,856,000 | -29.4% | 256,700 | -27.8% | 0.18% | -30.2% |
| Q2 2015 | $18,212,000 | +502.8% | 355,700 | +405.3% | 0.26% | +442.6% |
| Q1 2015 | $3,021,000 | +245.3% | 70,400 | +197.0% | 0.05% | +261.5% |
| Q4 2014 | $875,000 | +2330.6% | 23,700 | +2270.0% | 0.01% | +1200.0% |
| Q1 2014 | $36,000 | – | 1,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 23,700 | $875,000 | 0.01% |
| SIMPLEX TRADING, LLC | 19 | $1,000 | 0.00% |