X0101 EFFECT 33 LIVE 2007-11-20 15:00:00

N-14

0000927413 WT MUTUAL FUND 333-146799 0000927413 WT MUTUAL FUND S000001310 WILMINGTON MULTI-MANAGER LARGE-CAP FUND C000003523 INSTITUTIONAL 0000927413 WT MUTUAL FUND S000001311 WILMINGTON MULTI-MANAGER MID-CAP FUND C000003524 INSTITUTIONAL 0000927413 WT MUTUAL FUND S000001310 WILMINGTON MULTI-MANAGER LARGE-CAP FUND C000010729 CLASS A 0000927413 WT MUTUAL FUND S000001311 WILMINGTON MULTI-MANAGER MID-CAP FUND C000010730 CLASS A