A Luxembourg-based securitisation vehicle has introduced a new high-yield, investment-grade note that is attracting attention among private banks and mid-sized institutional investors searching for elevated euro returns. Arto Private Securities (APS) has launched the APS MKB CLN, a 9.5 per cent annual coupon note linked to an A+ rated infrastructure bond used to finance the mining and processing of high-purity quartz, silicon, germanium and rare earth metals in Germany. The ...