Building materials company Travis Perkins, which issued a profits warning in October, Polymetal International, which has suffered due to a gold price drop since the US election, and shopping centre owner Intu, whose shares have fallen more than 15 per cent since the Brexit vote, will learn their fate later on this week.
The switches are not set in stone and will be dependent on closing positions on Tuesday.
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Indicative data from Friday also suggests that DFS Furniture, cyber security expert NCC Group, tech company Laird and estate agent Countrywide could be in line for demotions from the FTSE 250.
Potential entrants to the FTSE 250 are Nostrum Oil & Gas, real estate investment trust NewRiver and iron ore company Ferrexpo.