Read the find print, but probably not. Index funds are aware of the issue you raise and they all have plans to handle it. Plans range from "not a problem, ign

Read the find print, but probably not. Index funds are aware of the issue you raise and they all have plans to handle it. Plans range from "not a problem, ignore", to "we don't even try to have the same stocks as the index, just similar stocks that we think will match the index performance". Most are someplace in between those extremes.