European and American trading hours have generally been the best hours to trade bitcoin in the last two years. Nevertheless, the cumulative returns during American trading hours peaked already on Jan 13th.From Jan 13th, returns during American hours remained flat until the middle of April. Since July, Bitcoin has shown more strength during American hours, indicating that American buyers have returned to the market.In 2021, European trading hours have been the by far best period to trade bitcoin. Interestingly, if you held long exposure during European trading hours only from Jan 1st, 2020, until June 15th, 2021, you would’ve netted a 395% gain.
Source: NYDIG Data