0000920371-03-000033 4 1 20030606 20030609 LOURAS PETER N 0001087158 4 34 001-13429 03737713 4637 CHABOT DRIVE, SUITE 200 PLEASANTON CA 94588 4637 CHABOT DRIVE, SUITE 200 PLEASANTON CA 94588 SIMPSON MANUFACTURING CO INC /CA/ 0000920371 3420 943196943 DE 1231 4120 DUBLILN BLVD STE 400 DUBLIN CA 94568 9255609000 4120 DUBLIN BLVD STE 400 DUBLIN CA 94568 4 1 edgar.xml PRIMARY DOCUMENT