0001115077-00-000002 3 1 20000516 20000523 SIMPSON MANUFACTURING CO INC /CA/ 0000920371 3420 943196943 DE 1231 3 34 001-13429 641912 4637 CHABOT DR STE 200 PLEASANTON CA 94588 5106099912 4637 CHABOT DR STE 200 PLEASANTON CA 94588 HERBERT MICHAEL J 0001115077 OFFICER 3 4637 CHABOT DRIVE SUITE 200 PLEASANTON CA 94588 4637 CHABOT DRIVE SUITE 200 PLEASANTON CA 94588 3 1 000111507700000002-001-seq1-3.txt FORM 3 - MAY 16, 2000