0001104659-06-049391 8-K 1 20060727 2.02 9.01 20060728 20060727 SIMPSON MANUFACTURING CO INC /CA/ 0000920371 3420 943196943 DE 1231 8-K 34 001-13429 06985826 4120 DUBLILN BLVD STE 400 DUBLIN CA 94568 9255609000 4120 DUBLIN BLVD STE 400 DUBLIN CA 94568 8-K 1 a06-16984_18k.htm CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES