0000950138-09-000379 424B2 1 20090604 20090603 STIFEL FINANCIAL CORP 0000720672 6211 431273600 DE 1231 424B2 33 333-158301 09872703 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 424B2 1 prosupp.htm PROSPECTUS SUPPLEMENT