0001301742-08-000003 4 1 20080521 20080523 20080523 STEEL DYNAMICS INC 0001022671 3312 351929476 IN 1231 6714 POINTE INVERNESS WAY SUITE 200 FORT WAYNE IN 46804 2604593553 6714 POINTE INVERNESS WAY SUITE 200 FORT WAYNE IN 46804 Pushis Glenn 0001301742 4 34 000-21719 08856713 260-868-8108 4500 COUNTY ROAD 59 BUTLER IN 46721 4 1 edgar.xml PRIMARY DOCUMENT