Partial History | Date | Event | Region |
| Tuesday, December 31, 1991 | Appointment as Director | Sheffield |
| Tuesday, October 19, 1999 | Appointment as Director | Sheffield |
| Thursday, November 25, 1999 | Appointment as Director | Sheffield |
| Wednesday, September 4, 2002 | Appointment as Director | Sheffield |
| Tuesday, November 27, 2007 | Resignation as Director | Sheffield |
| Friday, March 14, 2008 | Appointment as Director | Sheffield |
| Friday, September 26, 2008 | Appointment as Director | Sheffield |
| Tuesday, October 2, 2012 | Appointment as Director | Sheffield |
| Wednesday, April 6, 2016 | Appointment as Individual or entity with 25-50% of voting rights,Shareholder (25-50%),Individual or entity with significant influence or control,Individual or entity with right to appoint and remove directors,Individual or entity with 50-75% of voting rights and Shareholder (50-75%) | Sheffield |
| Wednesday, January 20, 2021 | Resignation as Shareholder (50-75%),Individual or entity with 50-75% of voting rights,Individual or entity with right to appoint and remove directors and Individual or entity with significant influence or control | Sheffield |
| Friday, October 1, 2021 | Resignation as Shareholder (25-50%) and Individual or entity with 25-50% of voting rights | Sheffield |
| Thursday, October 31, 2024 | Resignation as Director | Sheffield |
