The table below lists the Sector weightings of the FTSE 100 index. Currently (6/30/2020), the largest sector is the Consumer Staples sector that makes up 17.93% of the index. Financial companies come second with a weighting of 17.71%. The largest individual index constituent is AstraZeneca plc whose weight is 7.04%, followed by GlaxoSmithKline (5.14%). Five of the largest consituents represent more than 25% of the whole index.
[FTSE 100 Index] – Sector Weightings
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