MEDIDATA SOLUTIONS INC's ticker is and the CUSIP is 58471A955. A total of 2 filers reported holding MEDIDATA SOLUTIONS INC in Q2 2018. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $805,000 | -64.4% | 88 | -64.8% | 0.00% | -66.7% |
| Q2 2019 | $2,262,000 | +407.2% | 250 | +309.8% | 0.01% | +500.0% |
| Q1 2019 | $446,000 | +145.1% | 61 | +125.9% | 0.00% | 0.0% |
| Q4 2018 | $182,000 | -32.8% | 27 | -27.0% | 0.00% | 0.0% |
| Q3 2018 | $271,000 | +3287.5% | 37 | +3600.0% | 0.00% | – |
| Q2 2018 | $8,000 | -72.4% | 1 | -98.2% | 0.00% | -100.0% |
| Q4 2017 | $29,000 | +314.3% | 55 | -1.8% | 0.00% | – |
| Q3 2017 | $7,000 | -12.5% | 56 | +51.4% | 0.00% | – |
| Q2 2017 | $8,000 | +300.0% | 37 | +208.3% | 0.00% | – |
| Q1 2017 | $2,000 | -92.0% | 12 | -91.7% | 0.00% | -100.0% |
| Q4 2016 | $25,000 | – | 144 | +7100.0% | 0.00% | – |
| Q2 2016 | $0 | – | 2 | -83.3% | 0.00% | – |
| Q1 2016 | $0 | -100.0% | 12 | -29.4% | 0.00% | -100.0% |
| Q4 2015 | $9,000 | -71.9% | 17 | -67.3% | 0.00% | -50.0% |
| Q3 2015 | $32,000 | – | 52 | +372.7% | 0.00% | – |
| Q2 2015 | $0 | -100.0% | 11 | 0.0% | 0.00% | – |
| Q1 2015 | $1,000 | – | 11 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 100 | $8,000 | 0.00% |
| SIMPLEX TRADING, LLC | 1 | $8,000 | 0.00% |