Mailing Address 600 GRANT STREET PITTSBURGH X1 15219-2800
Business Address 600 GRANT ST ROOM 1500 PITTSBURGH PA 15219-2800 415 433 2967
UNITED STATES STEEL CORP CIK#: 0001163302 (see all company filings)

SIC: 3312 - STEEL WORKS, BLAST FURNACES ROLLING MILLS (COKE OVENS)
State location: PA | State of Inc.: DE | Fiscal Year End: 1231
formerly: UNITED STATES STEEL LLC (filings through 2002-01-04)
(CF Office: 04 Manufacturing)
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File Number: 001-16811

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Items 1 - 40  001-16811 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001104659-25-028296 (34 Act)  Size: 83 KB
2025-03-26 001-16811
25774441
DFAN14A  Documents Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material
Acc-no: 0000921895-25-000886 (34 Act)  Size: 26 KB
2025-03-26 001-16811
25773200
DFAN14A  Documents Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material
Acc-no: 0000921895-25-000875 (34 Act)  Size: 36 KB
2025-03-25 001-16811
25769255
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001104659-25-027338 (34 Act)  Size: 318 KB
2025-03-25 001-16811
25765273
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001104659-25-027335 (34 Act)  Size: 81 KB
2025-03-25 001-16811
25765268
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001104659-25-027334 (34 Act)  Size: 853 KB
2025-03-25 001-16811
25765265
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001104659-25-027333 (34 Act)  Size: 92 KB
2025-03-25 001-16811
25765251
DEFA14A  Documents Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Acc-no: 0001104659-25-027332 (34 Act)  Size: 4 MB
2025-03-25 001-16811
25765250
DEFC14A  Documents   Interactive Data Definitive proxy statement, contested solicitations
Acc-no: 0001104659-25-026696 (34 Act)  Size: 16 MB
2025-03-21 001-16811
25761109
ARS  Documents Annual Report to Security Holders
Acc-no: 0001104659-25-026421 (34 Act)  Size: 7 MB
2025-03-21 001-16811
25758668
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0001163302-25-000022 (34 Act)  Size: 1 MB
2025-03-20 001-16811
25756794
DFAN14A  Documents Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material
Acc-no: 0000921895-25-000802 (34 Act)  Size: 5 MB
2025-03-18 001-16811
25748924
DFAN14A  Documents Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material
Acc-no: 0000921895-25-000785 (34 Act)  Size: 5 MB
2025-03-17 001-16811
25744883
8-K  Documents   Interactive Data Current report, items 7.01 and 9.01
Acc-no: 0001104659-25-024089 (34 Act)  Size: 258 KB
2025-03-17 001-16811
25742111
PREC14A  Documents Preliminary proxy statements, contested solicitations
Acc-no: 0000921895-25-000773 (34 Act)  Size: 442 KB
2025-03-14 001-16811
25740909
DFAN14A  Documents Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material
Acc-no: 0000921895-25-000771 (34 Act)  Size: 23 KB
2025-03-14 001-16811
25739722
DFAN14A  Documents Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material
Acc-no: 0000921895-25-000726 (34 Act)  Size: 4 MB
2025-03-10 001-16811
25724738
PREC14A  Documents   Interactive Data Preliminary proxy statements, contested solicitations
Acc-no: 0001104659-25-021812 (34 Act)  Size: 16 MB
2025-03-07 001-16811
25721338
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-031157 (34 Act)  Size: 7 KB
2025-03-03 001-16811
25700601
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-031151 (34 Act)  Size: 7 KB
2025-03-03 001-16811
25700589
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-031141 (34 Act)  Size: 7 KB
2025-03-03 001-16811
25700565
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-031137 (34 Act)  Size: 7 KB
2025-03-03 001-16811
25700548
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-031132 (34 Act)  Size: 7 KB
2025-03-03 001-16811
25700530
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-031128 (34 Act)  Size: 7 KB
2025-03-03 001-16811
25700516
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-031125 (34 Act)  Size: 7 KB
2025-03-03 001-16811
25700508
DFAN14A  Documents Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material
Acc-no: 0000921895-25-000647 (34 Act)  Size: 11 MB
2025-02-28 001-16811
25689104
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-029325 (34 Act)  Size: 17 KB
2025-02-27 001-16811
25681618
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-029322 (34 Act)  Size: 17 KB
2025-02-27 001-16811
25681583
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-029318 (34 Act)  Size: 17 KB
2025-02-27 001-16811
25681547
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-029298 (34 Act)  Size: 17 KB
2025-02-27 001-16811
25681514
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-029291 (34 Act)  Size: 17 KB
2025-02-27 001-16811
25681495
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-029285 (34 Act)  Size: 17 KB
2025-02-27 001-16811
25681473
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-029281 (34 Act)  Size: 17 KB
2025-02-27 001-16811
25681461
DFAN14A  Documents Additional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) material
Acc-no: 0000921895-25-000635 (34 Act)  Size: 29 KB
2025-02-27 001-16811
25680509
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-027176 (34 Act)  Size: 5 KB
2025-02-25 001-16811
25665699
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-027170 (34 Act)  Size: 5 KB
2025-02-25 001-16811
25665690
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-027164 (34 Act)  Size: 6 KB
2025-02-25 001-16811
25665683
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-027160 (34 Act)  Size: 5 KB
2025-02-25 001-16811
25665679
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-027153 (34 Act)  Size: 5 KB
2025-02-25 001-16811
25665674
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000950170-25-027144 (34 Act)  Size: 5 KB
2025-02-25 001-16811
25665667