SUPERIOR DRILLING PRODS INC's ticker is SDPI and the CUSIP is 868153107. A total of 22 filers reported holding SUPERIOR DRILLING PRODS INC in Q3 2019. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
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% |