SEMGROUP CORP's ticker is and the CUSIP is 81663A905. A total of 2 filers reported holding SEMGROUP 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 2019 | $111,000 | +552.9% | 6,800 | +385.7% | 0.00% | – |
| Q2 2019 | $17,000 | +466.7% | 1,400 | +600.0% | 0.00% | – |
| Q1 2019 | $3,000 | -97.3% | 200 | -96.1% | 0.00% | -100.0% |
| Q3 2018 | $112,000 | +460.0% | 5,100 | +537.5% | 0.00% | – |
| Q2 2018 | $20,000 | -81.3% | 800 | -84.0% | 0.00% | -100.0% |
| Q1 2018 | $107,000 | +137.8% | 5,000 | +233.3% | 0.00% | – |
| Q4 2017 | $45,000 | -55.4% | 1,500 | -57.1% | 0.00% | -100.0% |
| Q3 2017 | $101,000 | -77.9% | 3,500 | -79.3% | 0.00% | -80.0% |
| Q2 2017 | $456,000 | +26.7% | 16,900 | +69.0% | 0.01% | +25.0% |
| Q1 2017 | $360,000 | -71.6% | 10,000 | -67.1% | 0.00% | -66.7% |
| Q4 2016 | $1,269,000 | +1526.9% | 30,400 | +1281.8% | 0.01% | +1100.0% |
| Q3 2016 | $78,000 | -45.8% | 2,200 | -56.0% | 0.00% | -50.0% |
| Q4 2015 | $144,000 | -33.3% | 5,000 | 0.0% | 0.00% | -33.3% |
| Q3 2015 | $216,000 | +2985.7% | 5,000 | +4900.0% | 0.00% | – |
| Q4 2014 | $7,000 | -87.3% | 100 | -85.7% | 0.00% | -100.0% |
| Q2 2014 | $55,000 | -83.9% | 700 | -86.5% | 0.00% | -83.3% |
| Q1 2014 | $342,000 | -14.1% | 5,200 | -14.8% | 0.01% | 0.0% |
| Q4 2013 | $398,000 | +39.6% | 6,100 | +22.0% | 0.01% | +20.0% |
| Q3 2013 | $285,000 | -67.5% | 5,000 | -69.3% | 0.01% | -77.3% |
| Q2 2013 | $878,000 | – | 16,300 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 735 | $108,000 | 0.01% |
| GROUP ONE TRADING, L.P. | 2,200 | $78,000 | 0.00% |