Apple shares gained ground Wednesday after losing more than a fifth of their value over the previous four sessions amid concerns about the impact of a trade war between the U.S. and China. Monitor these major chart levels.

Can Apple continue to grow? We assess Apple’s abnormal earnings growth potential, in light of past performance and future business opportunities and risks. Read more about AAPL stock here.

Tariffs that caused a stretch of tumultuous trading for Apple’s stock also led to a sales boost as consumers scrambled to buy new iPhones and laptops. The tech giant’s in-store and online sales were up 33% on Saturday,