FTSE 100 quarterly review: Weir Group could be making way for Berkeley Group to enter blue-chip index Housebuilder Berkeley Group could make a grand entrance to the FTSE 100 later this month, while engineering business Weir Group is set for a demotion into the FTSE 250 as part of the index's quarterly review. The move is based on the companies' position within their current respective indices. The FTSE EMEA Committee will [...]