The S&P 500 Index ($SPX) (SPY) Monday closed up +1.16%, the Dow Jones Industrials Index ($DOWI) (DIA) closed up +1.20%, and the Nasdaq 100 Index ($IUXX) (QQQ) closed up +1.30%. Stocks on Monday posted moderate gains on some dip buying following last Friday’s sharp sell-off. Also, the strength in chip stocks on Monday boosted the broader market. In addition, some positive corporate news on Monday gave stocks a lift. Palantir Technologies closed up more than +13%, and Dell Technologies closed up more than +3%, following the news that both companies will join the S&P 500 as part of the latest qua…