Apple shares turned lower as the iPhone maker kicked off its Worldwide Developers Conference Monday. Read more on the event and what's at stake for Apple:

CNBC's 'Mad Money' host and veteran market commentator Jim Cramer is not impressed with Apple Inc. (Nasdaq: AAPL) repurchasing its stocks of late. With a market cap of $3 trillion, Apple is the third-largest company in the world that is well-known for its flagship tech products such as iPhones, iPads, MacBooks, etc.

In addition to inflation and US-China trade, a key bond auction is on investors' radar. A $22 billion sale of 30-year bonds is scheduled for Thursday.

Apple shares didn't get the boost that investors hoped for from the company's highly anticipated Worldwide Developers Conference this week. Monitor these important support and resistance chart levels.

The stock is currently 21% below its peak. So, it has some work to do to get back to its former glory. Legendary investor Warren Buffett and his conglomerate, Berkshire Hathaway, have sold a sizable chunk of their shares in the past several quarters.

Apple stock is down 20% year-to-date, badly underperforming the rest of the Magnificent Seven. Some top voices on Wall Street see a buying opportunity.

Today, we’ve found a deal that brings the exceptional Apple AirPods Pro 2 down from the usual price of $249 to $169. An $80 is nothing to sniff at at all, especially when that’s 32% of the normal price.

Apple is still around a $3 trillion market cap despite its poor start this year. But with a lower valuation, it's trading at 31 times its trailing earnings, which is now only slightly above its five-year average.

The tech giant showcased "Liquid Glass" for iPads, Mac, and more products at its WWDC developer conference.