0000920371-00-000037 4 1 20000930 20001003 SIMPSON MANUFACTURING CO INC /CA/ 0000920371 3420 943196943 DE 1231 4 34 001-13429 733954 4637 CHABOT DR STE 200 PLEASANTON CA 94588 5106099912 4637 CHABOT DR STE 200 PLEASANTON CA 94588 SIMPSON BARCLAY 0001025790 DIRECTOR CA 4 4637 CHABOT DRIVE SUITE 200 PLEASANTON CA 94588 4637 CHABOT DRIVE SUITE 200 PLEASANTON CA 94588 4 1 0001.txt FORM 4 - SEPTEMBER 2000