| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2018-08-08 | VANGUARD GROUP INC | WHITING PETROLEUM CORP | 9,186,045 | 10.1% | EDGAR |
| SC 13G/A | 2018-05-10 | FMR LLC | WHITING PETROLEUM CORP | 11,646,025 | 12.6% | EDGAR |
| SC 13G/A | 2018-04-06 | BlackRock Inc. | WHITING PETROLEUM CORP | 4,553,611 | 4.9% | EDGAR |
| SC 13G | 2018-02-14 | KEY GROUP HOLDINGS (CAYMAN), LTD. | WHITING PETROLEUM CORP | 5,084,669 | 5.5% | EDGAR |
| SC 13G | 2018-02-14 | Fine Capital Partners, L.P. | WHITING PETROLEUM CORP | 5,458,525 | 6.0% | EDGAR |
| SC 13G/A | 2018-02-13 | Senator Investment Group LP | WHITING PETROLEUM CORP | 0 | 0.0% | EDGAR |
| SC 13G | 2018-02-13 | FMR LLC | WHITING PETROLEUM CORP | 4,724,236 | 5.2% | EDGAR |
| SC 13G/A | 2018-02-12 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | WHITING PETROLEUM CORP | 8,886,932 | 9.8% | EDGAR |
| SC 13G/A | 2018-02-09 | VANGUARD GROUP INC | WHITING PETROLEUM CORP | 7,486,418 | 8.2% | EDGAR |
| SC 13G | 2018-02-09 | DIMENSIONAL FUND ADVISORS LP | WHITING PETROLEUM CORP | 4,959,186 | 5.5% | EDGAR |
| SC 13G | 2018-02-01 | BlackRock Inc. | WHITING PETROLEUM CORP | 4,590,227 | 5.1% | EDGAR |
| SC 13G/A | 2017-09-11 | FMR LLC | WHITING PETROLEUM CORP | 9,673,088 | 2.7% | EDGAR |
| SC 13G | 2017-03-06 | Senator Investment Group LP | WHITING PETROLEUM CORP | 21,500,000 | 5.9% | EDGAR |
| SC 13G/A | 2017-02-14 | FMR LLC | WHITING PETROLEUM CORP | 21,807,737 | 7.7% | EDGAR |
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | WHITING PETROLEUM CORP | 21,707,871 | 7.6% | EDGAR |
| SC 13G | 2017-02-10 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | WHITING PETROLEUM CORP | 16,400,452 | 5.8% | EDGAR |
| SC 13G/A | 2017-01-09 | BlackRock Inc. | WHITING PETROLEUM CORP | 13,874,913 | 4.9% | EDGAR |
| SC 13G | 2016-12-23 | Point72 Asset Management, L.P. | WHITING PETROLEUM CORP | 5,325,872 | 1.9% | EDGAR |
| SC 13G | 2016-12-08 | INTEGRATED CORE STRATEGIES (US) LLC | WHITING PETROLEUM CORP | 6,746,059 | 2.4% | EDGAR |
| SC 13G/A | 2016-10-11 | FMR LLC | WHITING PETROLEUM CORP | 22,065,241 | 8.0% | EDGAR |