U.S. stock futures were fluctuating on Monday after Friday’s advance. Futures of major benchmark indices were mixed.President Donald Trump's administration plans to unveil a long-awaited $12 billion financial rescue package on Monday aimed at U.S. farmers struggling under the combined weight of low market prices and the impact of tariff policies.Investors await a crucial decision from the Federal Reserve later this week, along with the earnings report of Oracle Corp. (NYSE:ORCL) , Broadcom Inc. (NASDAQ:AVGO ...