# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001104659-25-102052
Filing Date
2025-10-24
Accepted
2025-10-24 12:42:13
Documents
56
Period of Report
2025-09-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | stld-20250930x10q.htm iXBRL | 10-Q | 2352770
2 | EX-31.1 | stld-20250930xex31d1.htm | EX-31.1 | 10079
3 | EX-31.2 | stld-20250930xex31d2.htm | EX-31.2 | 9946
4 | EX-32.1 | stld-20250930xex32d1.htm | EX-32.1 | 6553
5 | EX-32.2 | stld-20250930xex32d2.htm | EX-32.2 | 6651
6 | GRAPHIC | stld-20250930x10q001.jpg | GRAPHIC | 56246
7 | GRAPHIC | stld-20250930x10q002.jpg | GRAPHIC | 59701
| Complete submission text file | 0001104659-25-102052.txt |  | 10562535

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
8 | EX-101.SCH | stld-20250930.xsd | EX-101.SCH | 26223
9 | EX-101.CAL | stld-20250930_cal.xml | EX-101.CAL | 44223
10 | EX-101.DEF | stld-20250930_def.xml | EX-101.DEF | 135259
11 | EX-101.LAB | stld-20250930_lab.xml | EX-101.LAB | 276077
12 | EX-101.PRE | stld-20250930_pre.xml | EX-101.PRE | 203872
59 | EXTRACTED XBRL INSTANCE DOCUMENT | stld-20250930x10q_htm.xml | XML | 2931983

Mailing Address 7575 W JEFFERSON BLVD FORT WAYNE IN 46804
Business Address 7575 W JEFFERSON BLVD FORT WAYNE IN 46804 260 459 3553
STEEL DYNAMICS INC (Filer) CIK: 0001022671 (see all company filings)

EIN.: 351929476 | State of Incorp.: IN | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-21719 | Film No.: 251415382
SIC: 3312 Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)
(CF Office: 04 Manufacturing)