Guggenheim initiates coverage on Twilio from CNBC.

Lessons learned 10 years after the financial crisis from CNBC.

 Time to buy the rails? What about telecom? #AskHalftime from CNBC.

 Does UnitedHealth look good here? Why isn’t Workday bouncing on earnings? Your questions answered from CNBC.

 Is now the time to buy Rio Tinto? How does Abbvie look here? The desk answers your questions from CNBC.

Here’s the new annual letter to Berkshire Hathaway shareholders that came out over the weekend. Below, we collected all the clips of Warren Buffett’s CNBC appearance this morning. He discusses the letter, the state of the markets and lots of other stuff with Becky Quick et al. Watch below: How Warren Buffett approaches writing Berkshire…

 The traders take your questions on Shake Shack, Sherwin-Williams & more from CNBC.

 How to trade Roku ahead of earnings and the view on Albemarle in #AskHalftime from CNBC.

 Advice on how to invest in ETFs #AskHalftime from CNBC.

 Buy the Coca-Cola dip? Which is better: Qualcomm or Broadcom? Plus: where is CAT headed from CNBC.