FilingIndex
SC 13D/AThe Stakes

ArcelorMittal files SC 13D/A

Filed Mar 19, 2026 · 3mo ago · Accession 0001999371-26-006457

Plain English

Activist stake — an investor has acquired more than 5% with intent to influence.

Read the source below for the full document.

Filing details
Ticker
MT
CIK
1243429
Form type
SC 13D/A
Filing date
Mar 19, 2026
Report date
Document
Size