Nov 13 (Reuters) - Westpac Banking Corp WBC.AX :
* Westpac announces group executive changes-WBC.AX
* David Stephen has been appointed to role of Chief Risk Officer for Westpac Group
* Chief Risk Officer Alexandra Holcomb retires
Nov 13 (Reuters) - Westpac Banking Corp WBC.AX :
* Westpac announces group executive changes-WBC.AX
* David Stephen has been appointed to role of Chief Risk Officer for Westpac Group
* Chief Risk Officer Alexandra Holcomb retires