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BRIDGEWAY CAPITAL MANAGEMENT, LLC
> SDPI
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | Superior Drilling Products, Inc. | SDPI | 139,900 | 0 | 172,077,000 | 47,258,000 | $1,230.00 |
| 03/31/2023 | Superior Drilling Products, Inc. | SDPI | 139,900 | -41,000 | 124,819,000 | 124,698,000 | $892.20 |
| 09/30/2022 | Superior Drilling Products, Inc. | SDPI | 180,900 | 0 | 121,000 | -58,000 | $0.67 |
| 06/30/2022 | Superior Drilling Products, Inc. | SDPI | 180,900 | 0 | 179,000 | -13,000 | $0.99 |
| 03/31/2022 | Superior Drilling Products, Inc. | SDPI | 180,900 | 0 | 192,000 | 60,000 | $1.06 |
| 12/31/2021 | Superior Drilling Products, Inc. | SDPI | 180,900 | 0 | 132,000 | -185,000 | $0.73 |
| 09/30/2021 | Superior Drilling Products, Inc. | SDPI | 180,900 | -50,000 | 317,000 | 105,000 | $1.75 |
| 06/30/2021 | Superior Drilling Products, Inc. | SDPI | 230,900 | -56,000 | 212,000 | -42,000 | $0.92 |
| 03/31/2021 | Superior Drilling Products, Inc. | SDPI | 286,900 | -72,800 | 254,000 | 36,000 | $0.89 |
| 12/31/2020 | Superior Drilling Products, Inc. | SDPI | 359,700 | 0 | 218,000 | 70,000 | $0.61 |
| 09/30/2020 | Superior Drilling Products, Inc. | SDPI | 359,700 | 0 | 148,000 | -120,000 | $0.41 |
| 06/30/2020 | Superior Drilling Products, Inc. | SDPI | 359,700 | 0 | 268,000 | 143,000 | $0.75 |
| 03/31/2020 | Superior Drilling Products, Inc. | SDPI | 359,700 | 0 | 125,000 | -170,000 | $0.35 |
| 12/31/2019 | Superior Drilling Products, Inc. | SDPI | 359,700 | 0 | 295,000 | -56,000 | $0.82 |
| 09/30/2019 | Superior Drilling Products, Inc. | SDPI | 359,700 | 0 | 351,000 | -12,000 | $0.98 |
| 06/30/2019 | Superior Drilling Products, Inc. | SDPI | 359,700 | 65,800 | 363,000 | -25,000 | $1.01 |
| 03/31/2019 | Superior Drilling Products, Inc. | SDPI | 293,900 | 75,000 | 388,000 | 132,000 | $1.32 |
| 12/31/2018 | Superior Drilling Products, Inc. | SDPI | 218,900 | 162,600 | 256,000 | 76,000 | $1.17 |
| 09/30/2018 | Superior Drilling Products, Inc. | SDPI | 56,300 | 300 | 180,000 | 71,000 | $3.20 |
| 06/30/2018 | Superior Drilling Products, Inc. | SDPI | 56,000 | 0 | 109,000 | 16,000 | $1.95 |
| 03/31/2018 | Superior Drilling Products, Inc. | SDPI | 56,000 | 0 | 93,000 | 11,000 | $1.66 |
| 12/31/2017 | Superior Drilling Products, Inc. | SDPI | 56,000 | 0 | 82,000 | 37,000 | $1.46 |
| 09/30/2017 | Superior Drilling Products, Inc. | SDPI | 56,000 | -166,187 | 45,000 | -95,000 | $0.80 |
| 06/30/2017 | Superior Drilling Products, Inc. | SDPI | 222,187 | 0 | 140,000 | -60,000 | $0.63 |
| 03/31/2017 | Superior Drilling Products, Inc. | SDPI | 222,187 | 0 | 200,000 | -93,000 | $0.90 |
| 12/31/2016 | Superior Drilling Products, Inc. | SDPI | 222,187 | 0 | 293,000 | 83,000 | $1.32 |
| 09/30/2016 | Superior Drilling Products, Inc. | SDPI | 222,187 | 222,187 | 210,000 | 210,000 | $0.95 |
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