Sayyed Mohammad Al-Musawi, Sayyed Mohammad al-Musawi is originally from Iraq and heads up the World Ahlul Bayt Islamic League in London. Other than being involved in various humanitarian projects, he frequently responds to... Answered 6 months ago

Khums is obligatory on everything you own on the day of your Khums. Rise in shares value means increase in your wealth, which must be calculated as part of your owning.