SC 13D/AThe Stakes
RIO TINTO PLC files SC 13D/A
Filed Apr 1, 2026 · 3mo ago · Accession 0001193125-26-138080
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
- Company
- RIO TINTO PLC
- Ticker
- RIO
- CIK
- 863064
- Form type
- SC 13D/A
- Filing date
- Apr 1, 2026
- Report date
- —
- Document
- —
- Size
- —