SUPERIOR DRILLING PRODS INC's ticker is SDPI and the CUSIP is 868153107. A total of 23 filers reported holding SUPERIOR DRILLING PRODS INC in Q1 2018. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $8,000 | -11.1% | 9,600 | 0.0% | 0.00% | – |
| Q3 2019 | $9,000 | -10.0% | 9,600 | 0.0% | 0.00% | – |
| Q2 2019 | $10,000 | -23.1% | 9,600 | 0.0% | 0.00% | – |
| Q1 2019 | $13,000 | +18.2% | 9,600 | 0.0% | 0.00% | – |
| Q4 2018 | $11,000 | -59.3% | 9,600 | +11.6% | 0.00% | – |
| Q3 2018 | $27,000 | +125.0% | 8,600 | +43.3% | 0.00% | – |
| Q2 2018 | $12,000 | +300.0% | 6,000 | +200.0% | 0.00% | – |
| Q1 2018 | $3,000 | 0.0% | 2,000 | 0.0% | 0.00% | – |
| Q4 2017 | $3,000 | +50.0% | 2,000 | 0.0% | 0.00% | – |
| Q3 2017 | $2,000 | +100.0% | 2,000 | 0.0% | 0.00% | – |
| Q2 2017 | $1,000 | -50.0% | 2,000 | 0.0% | 0.00% | – |
| Q1 2017 | $2,000 | – | 2,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Adirondack Research & Management Inc. | 616,733 | $907,000 | 0.36% |
| BARD ASSOCIATES INC | 33,500 | $49,000 | 0.02% |
| WOODSTOCK CORP | 83,042 | $122,000 | 0.02% |
| OAKVIEW CAPITAL MANAGEMENT, L.P. | 26,519 | $39,000 | 0.02% |
| Evanson Asset Management, LLC | 30,000 | $44,000 | 0.01% |
| GAM Holding AG | 180,000 | $265,000 | 0.01% |
| Virtu Financial LLC | 26,059 | $38,000 | 0.00% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 56,000 | $82,000 | 0.00% |
| GOLDMAN SACHS GROUP INC | 56,361 | $83,000 | 0.00% |
| BlackRock Inc. | 3,961 | $6,000 | 0.00% |