0000720672-05-000006 4 1 20050103 20050105 20050105 DUBINSKY JOHN P 0001181348 4 34 001-09305 05511131 C/O INSITUFORM TECHNOLOGIES INC 702 SPIRIT 40 PARK DRIVE CHESTERFIELD MO 63005 6365308000 STIFEL FINANCIAL CORP 0000720672 6211 431273600 DE 1231 ATTN: JAMES G. LASCHOBER 501 N. BROADWAY ST. LOUIS MO 63102-2102 314-342-2000 ATTN: JAMES G. LASCHOBER 501 N. BROADWAY ST. LOUIS MO 63102-2102 4 1 edgardoc.xml PRIMARY DOCUMENT