Palantir (NASDAQ: PLTR) stock posted significant gains in Monday's trading. The tech specialist's share price ended the day's trading up 3.3%. The S&P 500 index's level climbed 1% in the same daily session and the Nasdaq Composite index's level closed out the day's trading up 1.2%. The artificial intelligence (AI) software company's share price had been up as much as 4.9% earlier in the day. Stocks saw strong bullish momentum in today's session in response to renewed hopes that the Iran war could continue ...