Lam Research Stock (LRCX) After Hours Today (Dec. 17, 2025): Why Shares Dropped, the Late Bounce, and What to Watch Before Tomorrow’s Open
Lam Research closed Wednesday at $154.98, down 5.07% amid a broad semiconductor selloff, but rose 0.98% to $156.50 after hours. CEO Tim Archer filed to sell 163,300 shares under a prearranged plan. The decline followed renewed concerns over AI data-center funding and sector-wide weakness, not company-specific news.