# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000950170-25-029085
Filing Date
2025-02-27
Accepted
2025-02-27 16:21:04
Documents
115
Period of Report
2024-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | mtus-20241231.htm iXBRL | 10-K | 5128333
2 | EX-19.1 | mtus-ex19_1.htm | EX-19.1 | 113515
3 | EX-21.1 | mtus-ex21_1.htm | EX-21.1 | 14416
4 | EX-23.1 | mtus-ex23_1.htm | EX-23.1 | 9314
5 | EX-24.1 | mtus-ex24_1.htm | EX-24.1 | 29055
6 | EX-31.1 | mtus-ex31_1.htm | EX-31.1 | 18134
7 | EX-31.2 | mtus-ex31_2.htm | EX-31.2 | 18255
8 | EX-32.1 | mtus-ex32_1.htm | EX-32.1 | 12725
9 | GRAPHIC | img20952967_0.jpg | GRAPHIC | 680956
10 | GRAPHIC | img20952967_1.jpg | GRAPHIC | 118053
11 | GRAPHIC | img20952967_2.jpg | GRAPHIC | 433299
12 | GRAPHIC | img20952967_3.jpg | GRAPHIC | 405595
13 | GRAPHIC | img20952967_4.jpg | GRAPHIC | 134281
14 | GRAPHIC | img20952967_5.jpg | GRAPHIC | 114223
15 | GRAPHIC | img20952967_6.jpg | GRAPHIC | 344302
16 | GRAPHIC | img20952967_7.jpg | GRAPHIC | 156974
| Complete submission text file | 0000950170-25-029085.txt |  | 28005652

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
17 | XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT | mtus-20241231.xsd | EX-101.SCH | 2023898
118 | EXTRACTED XBRL INSTANCE DOCUMENT | mtus-20241231_htm.xml | XML | 5890625

Mailing Address 1835 DUEBER AVENUE SW CANTON OH 44706-0928
Business Address 1835 DUEBER AVENUE SW CANTON OH 44706-0928 330-471-7000
Metallus Inc. (Filer) CIK: 0001598428 (see all company filings)

EIN.: 464024951 | State of Incorp.: OH | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-36313 | Film No.: 25679212
SIC: 3312 Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)
(CF Office: 04 Manufacturing)