IDERA PHARMACEUTICALS INC's ticker is and the CUSIP is 45168K956. A total of 4 filers reported holding IDERA PHARMACEUTICALS INC in Q2 2015. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $43,000 | +10.3% | 14,000 | +21.7% | 0.00% | – |
| Q3 2015 | $39,000 | -59.4% | 11,500 | -55.6% | 0.00% | – |
| Q2 2015 | $96,000 | +159.5% | 25,900 | +159.0% | 0.00% | – |
| Q1 2015 | $37,000 | +3600.0% | 10,000 | +4900.0% | 0.00% | – |
| Q4 2014 | $1,000 | -97.1% | 200 | -98.7% | 0.00% | – |
| Q3 2014 | $34,000 | -53.4% | 14,900 | -41.1% | 0.00% | – |
| Q2 2014 | $73,000 | -70.4% | 25,300 | -58.2% | 0.00% | – |
| Q1 2014 | $247,000 | – | 60,500 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 273,700 | $627,000 | 0.01% |
| Citadel Advisors | 14,900 | $34,000 | 0.00% |