It became known that new leaders were named in the list of the most popular betting companies in Russia. According to the resource “Similarweb”, the statistics of attendance of betting sites in May 2021 became the clear leader of the company “Fonbet”. The top three new leaders in the ranking included the following companies: First place – the bookmaker “Fonbet” – with 8.15 million visitors per month – this is almost eight percent more than in April. The second line of the rating is occupied by the company “Winline” with the number of customers of its site in 5.48 million people – there is a clear increase of almost 24 percent. The betting operator Liga Stavok closes the top three – they were visited by 5.37 million people in May, which is 17.49 percent more than in April 2021. The anti-leader was the Pin-up(dot)ru company, they lost almost 31 percent of their visitors, so to speak. Recall that the Liga Stavok company took the honorable first place in the list of good deeds of bookmakers in the Russian Federation. It is also known that a new name has appeared in the list of shareholders of the Liga Stavok bookmaker – one of the co-owners of the company has changed.