SCHEDULE 13D/A

METALLA ROYALTY & STREAMING

Common Shares, without par value · CUSIP: 59124U605

Event date: 2026-02-02

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Tether Global Investments Fund, S.I.C.A.F., S.A.Reported CIK 0002025889

  Shares: 8,266,571.00 · Class: 8.9%

• Tether Investments, S.A. de C.V.Reported CIK 0002049832

  Shares: 8,266,571.00 · Class: 8.9%

• Giancarlo DevasiniReported CIK 0002050373

  Shares: 8,266,571.00 · Class: 8.9%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.