Having said that, these prices will not reflect real market worth, so investors need to be cautious when speculating on OTC markets. You might also listen to the conditions "opening bell" and "closing bell" to explain the start and conclusion on the trading day. You can also find bell-ringing ceremonies, https://devinxjjto.celticwiki.com/967320/the_basic_principles_of_24_hours_stock_market_clock