That's why investing in stocks is more like playing a game of poker. As the saying goes, you don't play your hand (company performance), you play the other play

That's why investing in stocks is more like playing a game of poker. As the saying goes, you don't play your hand (company performance), you play the other players' hands (investor sentiment). So the raw performance of a company is not as important a metric for deciding to buy or sell as the opinion of other investors.