ROCCA & PARTNERS STICHTING ADMINISTRATIEKANTOOR AANDELEN SAN FAUSTIN

Activist investor & 5%+ owner · SC 13D/13G filings

Total Filings

Stocks Covered

Latest Filing

Feb 10, 2026

Filings

TENARIS S.A.

SC 13D/A · Feb 10, 2026

68.6%

692.1M shares

Tenaris S.A.

SC 13D/A · Dec 17, 2025

69.7%

711.0M shares

Tenaris S.A.

SC 13D/A · Sep 19, 2025

68.5%

713.6M shares

Tenaris SA

SC 13D/A · Jul 8, 2025

67.5%

713.6M shares

Tenaris SA

SC 13D/A · Feb 25, 2025

66.5%

713.6M shares