This issue of the Advanced Packaging Update features a detailed financial analysis of the top 20 OSATs. The market forecast for ball grid arrays (BGAs) and chip scale packages (CSPs) is provided in units. Package examples and demand drivers are provided. An update on the market for large body, high-density build-up substrates is provided, including capacity. The CSP market is divided into laminate (FBGA and FLGA) and leadframe (QFN) substrates. Stacked die package trends are included. Unit growth projections for Cu clip and molded interconnect substrates (MIS) are provided. Estimates of the market for each package type are based on input from both captive and merchant assembly operations.