Lam Research (LRCX) Stock Sinks As Market Gains: What You Should Know Posted byZacks Equity Research October 6, 2021 Leave a comment on Lam Research (LRCX) Stock Sinks As Market Gains: What You Should Know Lam Research (LRCX) closed the most recent trading day at $551.73, moving -0.75% from the previous trading session.