Yandex is the most visited website in Russia, it is well-known to all domestic traders and is much less known abroad. Nevertheless, its shares are very popular among traders from around the world. There are several explanations for this: Yandex is the fastest growing search engine in the market and is in the TOP-10 in terms of this indicator among all stocks; it is characterized by high volatility, periodicity and turn in the cycles of growth and decline. Therefore, it is so interesting for traders. Moreover, its dynamics can be compared with the dynamics of EUR / USD to see the difference in their growth and the absence of any dependence.