| SC 13D/A | 2015-07-29 | NATIONAL AUSTRALIA BANK LTD | Great Western Bancorp, Inc. | 1,256,327 | 2.3% | EDGAR |
| SC 13G | 2015-05-07 | CITADEL ADVISORS LLC | Great Western Bancorp, Inc. | - | 6.7% | EDGAR |
| SC 13D/A | 2015-05-04 | NATIONAL AUSTRALIA BANK LTD | Great Western Bancorp, Inc. | 16,486,114 | 28.5% | EDGAR |
| SC 13G/A | 2014-12-05 | LEVIN CAPITAL STRATEGIES, L.P. | Great Western Bancorp, Inc. | 2,328,671 | 4.0% | EDGAR |
| SC 13G | 2014-11-04 | LEVIN CAPITAL STRATEGIES, L.P. | Great Western Bancorp, Inc. | 2,921,462 | 5.0% | EDGAR |
| SC 13D | 2014-10-29 | NATIONAL AUSTRALIA BANK LTD | Great Western Bancorp, Inc. | 39,486,114 | 68.2% | EDGAR |