The stock market rally hit new highs during Christmas week, with the S&P 500 setting an intraday all-time peak and the Dow Jones Industrial Average marking an all-time close. Nvidia (NVDA) and Google-parent Alphabet (GOOGL) made bullish moves as a number of stocks flashed buy signals, with Nvidia making a big, not-quite-takeover AI chip deal. ServiceNow (NOW) confirmed a cybersecurity…















