| SC 13D | 2023-06-23 | PATTERSON UTI ENERGY INC | NEXTIER OILFIELD SOLUTIONS INC. | 32,330,828 | 14.2% | EDGAR |
| SC 13D/A | 2023-05-16 | THRC Holdings, LP | NEXTIER OILFIELD SOLUTIONS INC. | 16,948,416 | 7.4% | EDGAR |
| SC 13G/A | 2023-05-10 | VANGUARD GROUP INC | NEXTIER OILFIELD SOLUTIONS INC. | 23,108,496 | 10.0% | EDGAR |
| SC 13G | 2023-04-06 | BlackRock Inc. | NEXTIER OILFIELD SOLUTIONS INC. | 26,240,184 | 11.2% | EDGAR |
| SC 13G/A | 2023-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | NEXTIER OILFIELD SOLUTIONS INC. | 60,365 | 0.0% | EDGAR |
| SC 13G/A | 2023-02-14 | Keane Investor Holdings LLC | NEXTIER OILFIELD SOLUTIONS INC. | 32,330,828 | 13.2% | EDGAR |
| SC 13G/A | 2023-02-09 | VANGUARD GROUP INC | NEXTIER OILFIELD SOLUTIONS INC. | 20,822,567 | 8.5% | EDGAR |
| SC 13G | 2023-02-09 | FMR LLC | NEXTIER OILFIELD SOLUTIONS INC. | 12,947,857 | 5.3% | EDGAR |
| SC 13G | 2023-02-03 | BlackRock Inc. | NEXTIER OILFIELD SOLUTIONS INC. | 13,124,214 | 5.3% | EDGAR |
| SC 13D/A | 2022-06-30 | THRC Holdings, LP | NEXTIER OILFIELD SOLUTIONS INC. | 21,499,302 | 8.8% | EDGAR |
| SC 13G/A | 2022-04-22 | Alamo Frac Holdings, LLC | NEXTIER OILFIELD SOLUTIONS INC. | 0 | 0.0% | EDGAR |
| SC 13G/A | 2022-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | NEXTIER OILFIELD SOLUTIONS INC. | 17,273,895 | 7.1% | EDGAR |
| SC 13G/A | 2022-02-14 | Keane Investor Holdings LLC | NEXTIER OILFIELD SOLUTIONS INC. | 39,330,828 | 16.3% | EDGAR |
| SC 13G/A | 2022-02-10 | VANGUARD GROUP INC | NEXTIER OILFIELD SOLUTIONS INC. | 18,524,794 | 7.7% | EDGAR |
| SC 13G/A | 2022-02-09 | BlackRock Inc. | NEXTIER OILFIELD SOLUTIONS INC. | 11,785,342 | 4.9% | EDGAR |
| SC 13G/A | 2022-02-03 | BlackRock Inc. | NEXTIER OILFIELD SOLUTIONS INC. | 12,150,781 | 5.0% | EDGAR |
| SC 13G | 2021-09-10 | Alamo Frac Holdings, LLC | NEXTIER OILFIELD SOLUTIONS INC. | 26,000,000 | 10.7% | EDGAR |
| SC 13D/A | 2021-08-12 | THRC Holdings, LP | NEXTIER OILFIELD SOLUTIONS INC. | 16,564,980 | 7.7% | EDGAR |
| SC 13G/A | 2021-07-06 | PZENA INVESTMENT MANAGEMENT LLC | NEXTIER OILFIELD SOLUTIONS INC. | 9,642,769 | 4.5% | EDGAR |
| SC 13G/A | 2021-02-16 | PRICE T ROWE ASSOCIATES INC /MD/ | NEXTIER OILFIELD SOLUTIONS INC. | 20,792,391 | 9.6% | EDGAR |