MAST THERAPEUTICS INC's ticker is and the CUSIP is 576314908. A total of 1 filers reported holding MAST THERAPEUTICS INC in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $42,000 | -14.3% | 341,400 | -39.2% | 0.00% | – |
| Q4 2016 | $49,000 | -26.9% | 561,600 | -8.3% | 0.00% | -100.0% |
| Q3 2016 | $67,000 | -35.6% | 612,600 | +176.4% | 0.00% | 0.0% |
| Q2 2016 | $104,000 | +13.0% | 221,600 | +34.8% | 0.00% | 0.0% |
| Q4 2014 | $92,000 | -14.8% | 164,400 | -15.3% | 0.00% | -50.0% |
| Q3 2014 | $108,000 | -46.3% | 194,200 | -39.4% | 0.00% | -33.3% |
| Q2 2014 | $201,000 | -16.6% | 320,300 | -9.5% | 0.00% | -25.0% |
| Q1 2014 | $241,000 | +217.1% | 354,100 | +114.2% | 0.00% | +300.0% |
| Q4 2013 | $76,000 | +3700.0% | 165,300 | +3835.7% | 0.00% | – |
| Q3 2013 | $2,000 | -95.1% | 4,200 | -95.7% | 0.00% | -100.0% |
| Q2 2013 | $41,000 | – | 96,600 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 165,300 | $76,000 | 0.00% |