<SEC-DOCUMENT>0001104659-19-026242-index.html : 20190502
<SEC-HEADER>0001104659-19-026242.hdr.sgml : 20190502
<ACCEPTANCE-DATETIME>20190502094522
ACCESSION NUMBER:		0001104659-19-026242
CONFORMED SUBMISSION TYPE:	DEFR14A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20190502
DATE AS OF CHANGE:		20190502
EFFECTIVENESS DATE:		20190502

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:		DEFR14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-21719
		FILM NUMBER:		19790129

	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>DEFR14A
<SEQUENCE>1
<FILENAME>a19-2540_5defr14a.htm
<DESCRIPTION>DEFR14A
<TEXT>
Document 1 - file: a19-2540_5defr14a.htm

</DOCUMENT>
</SEC-DOCUMENT>