Palantir (PLTR) shares are inching further down in morning trading on Wednesday, Nov. 5 as valuation concerns continue to weigh on sentiment despite a blockbuster third-quarter release. Trading at a forward price-earnings (P/E) multiple of nearly 465x, PLTR is currently one of the most expensive software names in the benchmark S&P 500 Index ($SPX). More News from Barchart Despite the post-earnings dip, Palantir stock remains up roughly 145% versus the start of this year. www.barchart.com Where Options ...