Why FX conversion costs matter when investing overseas and how to save on them with IG MarketsBy Beansprout • August 7, 2026FX conversion costs can quietly eat into your investment returns. Learn how they work, why they matter, and how IG Markets' 0% FX Markup promotion can help reduce one component of these costs. This post was created in partnership with IG Markets. As a result, investing in overseas stocks and ETFs has become more accessible than ever for Singapore investors. But there's another cost that often goes unnoticed, which is foreign exchange (FX) conversion.