The AEX increased 40 points or 6.39% since the beginning of 2021, according to trading on a contract for difference (CFD) that tracks this benchmark index from Netherlands. Historically, the Netherlands Stock Market (AEX) reached an all time high of 703.18 in September of 2000. The AEX Index is a major stock market index which tracks the performance of the leading stocks traded on the Amsterdam Exchange. It is a free-float adjusted market capitalization weighted index. The AEX Index has a base value of 538.36 as of January 4, 1999 after conversion to Euro.