The PHLX Semiconductor Sector is a Philadelphia Stock Exchange capitalization-weighted index composed of the 30 largest companies primarily involved in the design, distribution, manufacture, and sale of semiconductors. It was created in 1993 by the Philadelphia Stock Exchange. The Index contains the following 30 companies as of Nov 20, 2020: ASML Holding N.V., ASML Advanced Micro Devices, Inc, AMD Analog Devices, Inc, ADI Applied Materials, Inc., AMAT Broadcom Inc., AVGO Brooks Automation, Inc., BRKS CMC Materials, Inc., CCMP Cree, Inc., CREE Entegris, Inc., ENTG Inphi Corporation, IPHI Intel Corporation, INTC KLA Corporation, KLAC Lam Research Corporation, LRCX Lattice Semiconductor Corporation, LSCC MKS Instruments, Inc., MKSI Marvell Technology Group Ltd., MRVL Microchip Technology Incorporated, MCHP Micron Technology, MU Monolithic Power Systems, Inc., MPWR NVIDIA Corporation, NVDA NXP Semiconductors N.V., NXPI ON Semiconductor Corporation, ON QUALCOMM Incorporated, QCOM Qorvo, Inc., QRVO Silicon Laboratories Inc., SLAB Skyworks Solutions, Inc., SWKS Taiwan Semiconductor Manufacturing Company Limited, TSM Teradyne, Inc, TER Texas Instruments Incorporated, TXN Xilinx, Inc., XLNX Wikipedia