Oooooooohmarko. Refer to my previous post about ‘investing for dummies, order a book as soon as you can, read and digest it, see you next year when you’ve finished it.
I think you need some lessons in investing , good book out there called Investing for dummies.I If a company pays out £1b in dividends that value is deducted from the MC, whether the SP rises or falls on the day is immaterial
The market cap hasn’t lost £6b because of the invasion of Ukraine, your figures are incorrect as you haven’t taken into account the reduction in market cap due to the demerger.