SUPERIOR DRILLING PRODS INC's ticker is SDPI and the CUSIP is 868153107. A total of 29 filers reported holding SUPERIOR DRILLING PRODS INC in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $155,000 | -59.4% | 446,075 | -4.3% | 0.02% | -40.0% |
| Q4 2019 | $382,000 | +1.1% | 466,075 | +20.6% | 0.03% | -3.2% |
| Q3 2019 | $378,000 | -3.1% | 386,475 | 0.0% | 0.03% | -3.1% |
| Q2 2019 | $390,000 | -23.5% | 386,475 | +0.1% | 0.03% | -27.3% |
| Q1 2019 | $510,000 | +69.4% | 386,200 | +50.3% | 0.04% | +51.7% |
| Q4 2018 | $301,000 | -64.7% | 257,000 | -3.9% | 0.03% | -57.4% |
| Q3 2018 | $853,000 | +244.0% | 267,500 | +109.0% | 0.07% | +240.0% |
| Q2 2018 | $248,000 | – | 128,000 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Adirondack Research & Management Inc. | 301,092 | $247,000 | 0.21% |
| PERRITT CAPITAL MANAGEMENT INC | 242,002 | $198,000 | 0.10% |
| FRIESS ASSOCIATES LLC | 801,211 | $657,000 | 0.05% |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 466,075 | $382,000 | 0.03% |
| WOODSTOCK CORP | 80,524 | $66,000 | 0.01% |
| BARD ASSOCIATES INC | 21,700 | $18,000 | 0.01% |
| GAM Holding AG | 180,000 | $148,000 | 0.01% |
| Evanson Asset Management, LLC | 30,000 | $25,000 | 0.01% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 359,700 | $295,000 | 0.00% |
| Virtu Financial LLC | 12,394 | $10,000 | 0.00% |