Nov 16 (Reuters) - Woolworths Ltd WOW.AX :
* Resignation of sally macdonald ceo of big w-wow.ax
* David walker will transition to big w as acting ceo
* Woolworths ltd - resignation of sally macdonald ceo of big w-wow.ax Source text for Eikon: ID:nASX5ZR92K Further company coverage: WOW.AX