# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000764065-25-000124
Filing Date
2025-07-23
Accepted
2025-07-23 16:08:28
Documents
112
Period of Report
2025-06-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | clf-20250630.htm iXBRL | 10-Q | 1743685
2 | EX-22 | clf-2025063010xqex22.htm | EX-22 | 34610
3 | EX-31.1 | clf-2025063010xqex311.htm | EX-31.1 | 11008
4 | EX-31.2 | clf-2025063010xqex312.htm | EX-31.2 | 10840
5 | EX-32.1 | clf-2025063010xqex321.htm | EX-32.1 | 6510
6 | EX-32.2 | clf-2025063010xqex322.htm | EX-32.2 | 6478
7 | EX-95 | clf-2025063010xqex95.htm | EX-95 | 100502
13 |  | clf-20250630_g1.jpg | GRAPHIC | 19593
14 |  | clf-20250630_g2.jpg | GRAPHIC | 19834
15 |  | clf-20250630_g3.jpg | GRAPHIC | 16906
16 |  | clf-20250630_g4.jpg | GRAPHIC | 16607
17 |  | clf-20250630_g5.jpg | GRAPHIC | 17740
18 |  | clf-20250630_g6.jpg | GRAPHIC | 13485
19 |  | clf-20250630_g7.jpg | GRAPHIC | 10774
20 |  | clf-20250630_g8.jpg | GRAPHIC | 10031
21 |  | clf-20250630_g9.jpg | GRAPHIC | 14077
| Complete submission text file | 0000764065-25-000124.txt |  | 10438475

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
8 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | clf-20250630.xsd | EX-101.SCH | 63758
9 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | clf-20250630_cal.xml | EX-101.CAL | 71958
10 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | clf-20250630_def.xml | EX-101.DEF | 309682
11 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | clf-20250630_lab.xml | EX-101.LAB | 799391
12 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | clf-20250630_pre.xml | EX-101.PRE | 570075
114 | EXTRACTED XBRL INSTANCE DOCUMENT | clf-20250630_htm.xml | XML | 1754463

Mailing Address 200 PUBLIC SQUARE STE. 3300 CLEVELAND OH 44114-2315
Business Address 200 PUBLIC SQUARE STE. 3300 CLEVELAND OH 44114-2315 216-694-5700
CLEVELAND-CLIFFS INC. (Filer) CIK: 0000764065 (see all company filings)

EIN.: 341464672 | State of Incorp.: OH | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-08944 | Film No.: 251143206
SIC: 1000 Metal Mining
(CF Office: 01 Energy & Transportation)