<SEC-DOCUMENT>0001104659-18-053010-index.html : 20180821 <SEC-HEADER>0001104659-18-053010.hdr.sgml : 20180821 <ACCEPTANCE-DATETIME>20180821140157 ACCESSION NUMBER: 0001104659-18-053010 CONFORMED SUBMISSION TYPE: 8-K PUBLIC DOCUMENT COUNT: 3 CONFORMED PERIOD OF REPORT: 20180820 ITEM INFORMATION: Other Events ITEM INFORMATION: Financial Statements and Exhibits FILED AS OF DATE: 20180821 DATE AS OF CHANGE: 20180821 FILER: COMPANY DATA: COMPANY CONFORMED NAME: STEEL DYNAMICS INC CENTRAL INDEX KEY: 0001022671 STANDARD INDUSTRIAL CLASSIFICATION: STEEL WORKS, BLAST FURNACES ROLLING MILLS (COKE OVENS) [3312] IRS NUMBER: 351929476 STATE OF INCORPORATION: IN FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 8-K SEC ACT: 1934 Act SEC FILE NUMBER: 000-21719 FILM NUMBER: 181030144 BUSINESS ADDRESS: STREET 1: 7575 W JEFFERSON BLVD CITY: FORT WAYNE STATE: IN ZIP: 46804 BUSINESS PHONE: 260 459 3553 MAIL ADDRESS: STREET 1: 7575 W JEFFERSON BLVD CITY: FORT WAYNE STATE: IN ZIP: 46804 </SEC-HEADER> <DOCUMENT> <TYPE>8-K <SEQUENCE>1 <FILENAME>a18-20040_18k.htm <DESCRIPTION>8-K <TEXT> Document 1 - file: a18-20040_18k.htm
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