GWB - Great Western Bancorp Inc. 2020 Q4 - Results - Earnings Call Presentation October, 28 2020 09:48 AM Great Western Bancorp Inc. The following slide deck was published by Great Western Bancorp, Inc. in conjunction with their 2020 Q4 earnings call. For further details see: Great Western Bancorp, Inc. 2020 Q4 - Results - Earnings Call Presentation