U.S. pre-market trading saw broad gains among chip stocks, with Marvell Technology (MRVL.O) up 2.9%, Arm (ARM.O) up 2.7%, Micron (MU.O) and Lam Research (LRCX.O) each up 2.5%, AMD (AMD.O), Applied Materials (AMAT.O) and TSMC (TSM.N) each up 2.2%, KLA (KLAC.O) up 2%, and ASML (ASML.O) up 1.7%. According to ChainCatcher, the figures were based on RootData market data.