# Filing Detail

Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0001193125-25-053089
Filing Date
2025-03-13
Accepted
2025-03-12 18:00:29
Documents
100
Period of Report
2025-05-07

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | DEF 14A | d894337ddef14a.htm iXBRL | DEF 14A | 1573915
6 | GRAPHIC | g894337g00a01.jpg | GRAPHIC | 70456
7 | GRAPHIC | g894337g00m01.jpg | GRAPHIC | 70542
8 | GRAPHIC | g894337g00s02.jpg | GRAPHIC | 30727
9 | GRAPHIC | g894337g01a01.jpg | GRAPHIC | 20149
10 | GRAPHIC | g894337g01a03.jpg | GRAPHIC | 28624
11 | GRAPHIC | g894337g01a04.jpg | GRAPHIC | 26766
12 | GRAPHIC | g894337g01a05.jpg | GRAPHIC | 19167
13 | GRAPHIC | g894337g01a06.jpg | GRAPHIC | 29663
14 | GRAPHIC | g894337g01a07.jpg | GRAPHIC | 26884
15 | GRAPHIC | g894337g01a08.jpg | GRAPHIC | 21554
16 | GRAPHIC | g894337g01a09.jpg | GRAPHIC | 22384
17 | GRAPHIC | g894337g01a10.jpg | GRAPHIC | 19146
18 | GRAPHIC | g894337g01a11.jpg | GRAPHIC | 27792
19 | GRAPHIC | g894337g01a12.jpg | GRAPHIC | 26728
20 | GRAPHIC | g894337g01a13.jpg | GRAPHIC | 21384
21 | GRAPHIC | g894337g01y01.jpg | GRAPHIC | 59774
22 | GRAPHIC | g894337g02y02.jpg | GRAPHIC | 53351
23 | GRAPHIC | g894337g03y03.jpg | GRAPHIC | 55087
24 | GRAPHIC | g894337g04y04.jpg | GRAPHIC | 58497
25 | GRAPHIC | g894337g05k11.jpg | GRAPHIC | 20005
26 | GRAPHIC | g894337g10a01.jpg | GRAPHIC | 20688
27 | GRAPHIC | g894337g10a02.jpg | GRAPHIC | 28607
28 | GRAPHIC | g894337g10a03.jpg | GRAPHIC | 20013
29 | GRAPHIC | g894337g10a04.jpg | GRAPHIC | 27499
30 | GRAPHIC | g894337g10a05.jpg | GRAPHIC | 29408
31 | GRAPHIC | g894337g10a06.jpg | GRAPHIC | 21977
32 | GRAPHIC | g894337g10a07.jpg | GRAPHIC | 27774
33 | GRAPHIC | g894337g10a08.jpg | GRAPHIC | 23218
34 | GRAPHIC | g894337g10a09.jpg | GRAPHIC | 30505
35 | GRAPHIC | g894337g10a10.jpg | GRAPHIC | 27610
36 | GRAPHIC | g894337g10a11.jpg | GRAPHIC | 22428
37 | GRAPHIC | g894337g10a12.jpg | GRAPHIC | 20521
38 | GRAPHIC | g894337g10t74.jpg | GRAPHIC | 20563
39 | GRAPHIC | g894337g12c69.jpg | GRAPHIC | 99710
40 | GRAPHIC | g894337g14e17.jpg | GRAPHIC | 18512
41 | GRAPHIC | g894337g17p04.jpg | GRAPHIC | 18576
42 | GRAPHIC | g894337g22y47.jpg | GRAPHIC | 97269
43 | GRAPHIC | g894337g27l01.jpg | GRAPHIC | 2590
44 | GRAPHIC | g894337g30r91.jpg | GRAPHIC | 19700
45 | GRAPHIC | g894337g30x49.jpg | GRAPHIC | 8883
46 | GRAPHIC | g894337g33q13.jpg | GRAPHIC | 58278
47 | GRAPHIC | g894337g34r94.jpg | GRAPHIC | 139959
48 | GRAPHIC | g894337g37g18.jpg | GRAPHIC | 96357
49 | GRAPHIC | g894337g42f47.jpg | GRAPHIC | 806
50 | GRAPHIC | g894337g42o58.jpg | GRAPHIC | 206871
51 | GRAPHIC | g894337g43g18.jpg | GRAPHIC | 98928
52 | GRAPHIC | g894337g43q26.jpg | GRAPHIC | 27518
53 | GRAPHIC | g894337g50e05.jpg | GRAPHIC | 312910
54 | GRAPHIC | g894337g52m72.jpg | GRAPHIC | 20858
55 | GRAPHIC | g894337g57a01.jpg | GRAPHIC | 83122
56 | GRAPHIC | g894337g57b02.jpg | GRAPHIC | 83730
57 | GRAPHIC | g894337g57c03.jpg | GRAPHIC | 82752
58 | GRAPHIC | g894337g58a01.jpg | GRAPHIC | 81157
59 | GRAPHIC | g894337g59a01.jpg | GRAPHIC | 84202
60 | GRAPHIC | g894337g59b02.jpg | GRAPHIC | 82669
61 | GRAPHIC | g894337g59c03.jpg | GRAPHIC | 82518
62 | GRAPHIC | g894337g59i96.jpg | GRAPHIC | 188653
63 | GRAPHIC | g894337g60a01.jpg | GRAPHIC | 80281
64 | GRAPHIC | g894337g60c03.jpg | GRAPHIC | 83846
65 | GRAPHIC | g894337g60u89.jpg | GRAPHIC | 16453
66 | GRAPHIC | g894337g64d55.jpg | GRAPHIC | 149587
67 | GRAPHIC | g894337g64o06.jpg | GRAPHIC | 95976
68 | GRAPHIC | g894337g70i86.jpg | GRAPHIC | 4862
69 | GRAPHIC | g894337g71u09.jpg | GRAPHIC | 58053
70 | GRAPHIC | g894337g73a22.jpg | GRAPHIC | 54340
71 | GRAPHIC | g894337g73b22.jpg | GRAPHIC | 56636
72 | GRAPHIC | g894337g73c22.jpg | GRAPHIC | 49714
73 | GRAPHIC | g894337g73d22.jpg | GRAPHIC | 49645
74 | GRAPHIC | g894337g73e22.jpg | GRAPHIC | 55609
75 | GRAPHIC | g894337g73f22.jpg | GRAPHIC | 50483
76 | GRAPHIC | g894337g73g22.jpg | GRAPHIC | 62316
77 | GRAPHIC | g894337g73h22.jpg | GRAPHIC | 57790
78 | GRAPHIC | g894337g73i22.jpg | GRAPHIC | 49837
79 | GRAPHIC | g894337g73j22.jpg | GRAPHIC | 50477
80 | GRAPHIC | g894337g73k22.jpg | GRAPHIC | 56412
81 | GRAPHIC | g894337g73l22.jpg | GRAPHIC | 54731
82 | GRAPHIC | g894337g73l97.jpg | GRAPHIC | 14849
83 | GRAPHIC | g894337g75t62.jpg | GRAPHIC | 56565
84 | GRAPHIC | g894337g77k76.jpg | GRAPHIC | 36088
85 | GRAPHIC | g894337g81c45.jpg | GRAPHIC | 153258
86 | GRAPHIC | g894337g82a02.jpg | GRAPHIC | 23004
87 | GRAPHIC | g894337g84t16.jpg | GRAPHIC | 94838
88 | GRAPHIC | g894337g89z12.jpg | GRAPHIC | 176534
89 | GRAPHIC | g894337g97b95.jpg | GRAPHIC | 2020
90 | GRAPHIC | g894337g98p51.jpg | GRAPHIC | 16755
| Complete submission text file | 0001193125-25-053089.txt |  | 12458409

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
2 | XBRL TAXONOMY EXTENSION SCHEMA | mtus-20241231.xsd | EX-101.SCH | 3506
3 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | mtus-20241231_def.xml | EX-101.DEF | 2588
4 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | mtus-20241231_lab.xml | EX-101.LAB | 2690
5 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | mtus-20241231_pre.xml | EX-101.PRE | 1689
102 | EXTRACTED XBRL INSTANCE DOCUMENT | d894337ddef14a_htm.xml | XML | 160625

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: DEF 14A | Act: 34 | File No.: 001-36313 | Film No.: 25733114
SIC: 3312 Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens)
(CF Office: 04 Manufacturing)