| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| GWB | Chairperson, President and CEO | Dec 02, 2019 | Option Exercise | $34.18 | 10,354 | 353,900 | 62,964 | Dec 03, 2019, 05:27 PM |
| GWB | Chairperson, President and CEO | Oct 28, 2019 | Sale | $36.00 | 35,000 | 1,260,000 | 26,662 | Oct 31, 2019, 10:47 AM |
| GWB | Chairperson, President and CEO | Oct 28, 2019 | Sale | $36.00 | 35,000 | 1,260,000 | 26,662 | Oct 30, 2019, 05:02 PM |
| GWB | President and CEO | Dec 04, 2018 | Option Exercise | $34.51 | 8,116 | 280,083 | 58,785 | Dec 06, 2018, 05:12 PM |
| GWB | President and CEO | Dec 03, 2018 | Option Exercise | $37.08 | 6,258 | 232,047 | 39,658 | Dec 04, 2018, 05:29 PM |
| GWB | President and CEO | Sep 06, 2018 | Sale | $44.00 | 4,600 | 202,400 | 25,373 | Sep 06, 2018, 05:17 PM |
| GWB | President and CEO | Sep 05, 2018 | Sale | $44.00 | 100 | 4,400 | 29,973 | Sep 06, 2018, 05:17 PM |
| GWB | President and CEO | Aug 24, 2018 | Sale | $44.00 | 300 | 13,200 | 30,073 | Aug 27, 2018, 05:02 PM |
| GWB | President and CEO | Aug 23, 2018 | Sale | $43.86 | 5,000 | 219,300 | 30,373 | Aug 23, 2018, 05:04 PM |
| GWB | President and CEO | Jun 05, 2018 | Sale | $45.00 | 3,512 | 158,040 | 35,373 | Jun 05, 2018, 05:08 PM |
| GWB | President and CEO | Jun 04, 2018 | Sale | $45.00 | 3,978 | 179,010 | 38,885 | Jun 04, 2018, 06:08 PM |
| GWB | President and CEO | Jan 26, 2018 | Sale | $45.00 | 1,510 | 67,950 | 42,863 | Jan 29, 2018, 04:58 PM |
| GWB | President and CEO | Dec 04, 2017 | Option Exercise | $41.49 | 8,802 | 365,195 | 53,873 | Dec 05, 2017, 05:40 PM |
| GWB | President and CEO | Oct 26, 2017 | Sale | $41.09 | 24,000 | 986,209 | 53,702 | Oct 26, 2017, 05:01 PM |
| GWB | President and CEO | Oct 23, 2017 | Sale | $41.18 | 2,633 | 108,439 | 65,702 | Oct 23, 2017, 05:17 PM |
| GWB | President and CEO | Oct 03, 2017 | Sale | $39.66 | 12,000 | 475,925 | 62,130 | Oct 04, 2017, 05:00 PM |
| GWB | President and CEO | Oct 03, 2017 | Sale | $40.23 | 38,105 | 1,532,794 | 85,477 | Oct 03, 2017, 06:02 PM |
| GWB | President and CEO | Dec 07, 2016 | Sale | $40.79 | 1,029 | 41,973 | 15,826 | Dec 07, 2016, 02:17 PM |
| GWB | President and CEO | Dec 06, 2016 | Sale | $40.32 | 3,516 | 141,765 | 16,855 | Dec 06, 2016, 05:12 PM |
| GWB | President and CEO | Oct 24, 2016 | Sale | $33.26 | 620 | 20,621 | 10,081 | Oct 24, 2016, 06:15 PM |
| GWB | President and CEO | Oct 21, 2016 | Sale | $33.00 | 1,705 | 56,265 | 10,701 | Oct 24, 2016, 06:15 PM |
| GWB | See Remarks | Oct 20, 2014 | Buy | $18.00 | 50,000 | 900,000 | 50,000 | Oct 20, 2014, 06:09 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| GWB | Chairperson, President and CEO | Dec 02, 2019 | Option Exercise | 353,900 |
| GWB | Chairperson, President and CEO | Oct 28, 2019 | Sale | 1,260,000 |
| GWB | Chairperson, President and CEO | Oct 28, 2019 | Sale | 1,260,000 |
| GWB | President and CEO | Dec 04, 2018 | Option Exercise | 280,083 |
| GWB | President and CEO | Dec 03, 2018 | Option Exercise | 232,047 |
| GWB | President and CEO | Sep 06, 2018 | Sale | 202,400 |
| GWB | President and CEO | Sep 05, 2018 | Sale | 4,400 |
| GWB | President and CEO | Aug 24, 2018 | Sale | 13,200 |
| GWB | President and CEO | Aug 23, 2018 | Sale | 219,300 |
| GWB | President and CEO | Jun 05, 2018 | Sale | 158,040 |
| GWB | President and CEO | Jun 04, 2018 | Sale | 179,010 |
| GWB | President and CEO | Jan 26, 2018 | Sale | 67,950 |
| GWB | President and CEO | Dec 04, 2017 | Option Exercise | 365,195 |
| GWB | President and CEO | Oct 26, 2017 | Sale | 986,209 |
| GWB | President and CEO | Oct 23, 2017 | Sale | 108,439 |
| GWB | President and CEO | Oct 03, 2017 | Sale | 475,925 |
| GWB | President and CEO | Oct 03, 2017 | Sale | 1,532,794 |
| GWB | President and CEO | Dec 07, 2016 | Sale | 41,973 |
| GWB | President and CEO | Dec 06, 2016 | Sale | 141,765 |
| GWB | President and CEO | Oct 24, 2016 | Sale | 20,621 |
| GWB | President and CEO | Oct 21, 2016 | Sale | 56,265 |
| GWB | See Remarks | Oct 20, 2014 | Buy | 900,000 |