Calamos Global Total Return Fund

Alvar Financial Services Boosts Contango Holdings (CGO) Stake to 5.42% via Equity Swap

Contango Holdings plc (CGO), the AIM-listed mining and natural resources firm, has revealed a significant shareholding update indicating that London-based Alvar Financial Services Ltd surpassed a key voting rights threshold on 17 August 2026. The TR-1 notification filed on 18 Aug…