| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2015-02-13 | Invesco Ltd. | Weatherford International plc | 35,735,604 | 4.6% | EDGAR |
| SC 13G/A | 2015-02-13 | DODGE & COX | Weatherford International plc | 75,010,077 | 9.7% | EDGAR |
| SC 13G | 2015-02-13 | Capital World Investors | Weatherford International plc | 57,800,000 | 7.4% | EDGAR |
| SC 13G | 2015-02-10 | VANGUARD GROUP INC | Weatherford International plc | 44,339,646 | 5.7% | EDGAR |
| SC 13G | 2014-12-10 | Clearbridge Investments, LLC | Weatherford International plc | 79,605,989 | 10.3% | EDGAR |