SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000764065-24-000038
Filing Date
2024-02-08
Accepted
2024-02-08 16:09:27
Documents
176
Period of Report
2023-12-31

Document Format Files

Seq Description Document Type Size
1 10-K clf-20231231.htm   iXBRL 10-K 3542519
2 EX-10.42 clf-2023123110xkex1042.htm EX-10.42 10588
3 EX-21 clf-2023123110xkex21.htm EX-21 34337
4 EX-22 clf-2023123110xkex22.htm EX-22 35645
5 EX-23.1 clf-2023123110xkex231.htm EX-23.1 5141
6 EX-23.2 clf-2023123110xkex232.htm EX-23.2 8439
7 EX-23.3 clf-2023123110xkex233.htm EX-23.3 8427
8 EX-23.4 clf-2023123110xkex234.htm EX-23.4 8435
9 EX-23.5 clf-2023123110xkex235.htm EX-23.5 8459
10 EX-23.6 clf-2023123110xkex236.htm EX-23.6 8431
11 EX-24 clf-2023123110xkex24.htm EX-24 9782
12 EX-31.1 clf-2023123110xkex311.htm EX-31.1 10599
13 EX-31.2 clf-2023123110xkex312.htm EX-31.2 10506
14 EX-32.1 clf-2023123110xkex321.htm EX-32.1 6472
15 EX-32.2 clf-2023123110xkex322.htm EX-32.2 6538
16 EX-95 clf-2023123110xkex95.htm EX-95 100150
17 EX-97 clf-2023123110xkex97.htm EX-97 25831
23 clf-20231231_g1.jpg GRAPHIC 42668
24 clf-20231231_g10.jpg GRAPHIC 117130
25 clf-20231231_g11.jpg GRAPHIC 16255
26 clf-20231231_g12.jpg GRAPHIC 13237
27 clf-20231231_g13.jpg GRAPHIC 14997
28 clf-20231231_g14.jpg GRAPHIC 12624
29 clf-20231231_g15.jpg GRAPHIC 9108
30 clf-20231231_g16.jpg GRAPHIC 7566
31 clf-20231231_g17.jpg GRAPHIC 8862
32 clf-20231231_g18.jpg GRAPHIC 9689
33 clf-20231231_g2.jpg GRAPHIC 40200
34 clf-20231231_g3.jpg GRAPHIC 439523
35 clf-20231231_g4.jpg GRAPHIC 285932
36 clf-20231231_g5.jpg GRAPHIC 157855
37 clf-20231231_g6.jpg GRAPHIC 291477
38 clf-20231231_g7.jpg GRAPHIC 303186
39 clf-20231231_g8.jpg GRAPHIC 147906
40 clf-20231231_g9.jpg GRAPHIC 195059
41 slr.jpg GRAPHIC 8815
42 slr1.jpg GRAPHIC 8815
43 slr2.jpg GRAPHIC 8815
44 slr3.jpg GRAPHIC 8815
45 slr4.jpg GRAPHIC 8815
  Complete submission text file 0000764065-24-000038.txt   24441202

Data Files

Seq Description Document Type Size
18 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT clf-20231231.xsd EX-101.SCH 96123
19 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT clf-20231231_cal.xml EX-101.CAL 153509
20 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT clf-20231231_def.xml EX-101.DEF 585123
21 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT clf-20231231_lab.xml EX-101.LAB 1353794
22 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT clf-20231231_pre.xml EX-101.PRE 953623
178 EXTRACTED XBRL INSTANCE DOCUMENT clf-20231231_htm.xml XML 3553343
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)

IRS No.: 341464672 | State of Incorp.: OH | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-08944 | Film No.: 24609141
SIC: 1000 Metal Mining
(CF Office: 01 Energy & Transportation)