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Here are five things you must know for Thursday, April 20:

1. -- U.S. stock futures were rising Thursday after oil prices rebounded and tensions with North Korea eased.

European stocks traded mixed while Asian shares finished the session mostly higher.

A recent statement from Donald Trump that the U.S. wants peace followed by U.S. Ambassador to the United Nations Nikki Haley's message to North Korea on Wednesday that, "We're not trying to pick a fight" appeared to help take the edge off of recent worries over brewing tensions between Pyongyang and Washington, the Associated Press reported.

The economic calendar in the U.S. on Thursday includes weekly Jobless Claims at 8:30 a.m. EDT, the Philadelphia Fed Business Outlook Survey for April at 8:30 a.m., and Leading Indicators for March at 10 a.m.

Federal Reserve Gov. Jerome Powell and European Commission Vice President Valdis Dombrovskis are scheduled to participate in a Q&A discussing "Capital Markets, Growth & the Economy of Tomorrow" at the Global Finance Forum in Washington at 8 a.m.

2. -- Global oil prices were rising Thursday, following the biggest single-day decline in more than month, after Saudi Arabia's energy minister said OPEC members could potentially agree to extend their production cuts beyond the agreed to June deadline. 

Speaking to reporters in Abu Dhabi, Khalid al-Falih said there is a "building consensus" among OPEC members to extend the production cuts which, along with non-members including Russia, have taken 1.8 million barrels of crude from the market each day. The Saudi energy minister said no agreement had been reached, but repeated his view that "the consensus is building."

"We have a noticeable increase in compliance from non-OPEC, which shows the importance of extending the agreement," said Kuwait's oil minister, Essam al-Marzouq, in comments reported by Reuters. "Compliance from Russia is very good. Everyone will continue on the same level."

West Texas Intermediate crude oil was rising 0.7% early Thursday to $51.21 a barrel, while Brent crude, the global benchmark, was up 0.8% to $53.37 a barrel.

Crude oil prices tumbled Wednesday after a weekly reading on inventories showed a decline, though not as steep as analysts anticipated.

3. -- Qualcomm (QCOM) - Get QUALCOMM Incorporated Report  shares jumped 2.8% in premarket trading on Thursday after the chipmaker posted fiscal second-quarter earnings of $1.34 a share, topping analysts' expectations of $1.19.

Revenue in the quarter was $5.99 billion; analysts expected $5.89 billion.

Qualcomm said it expects third-quarter profit of 90 cents to $1.15 a share, while Wall Street is looking for earnings of $1.09.

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The company is in the midst of two different lawsuits over high patent fees, including a $1 billion claim against it by Apple (AAPL) - Get Apple Inc. (AAPL) Report , of which Qualcomm is a supplier.Qualcomm has responded to Apple by filing a counter suit against the iPhone maker for breaching its agreements.

Watch: Qualcomm Beats Q2 Expectations

In a statement on Wednesday, Qualcomm said, "It is not clear whether Apple's contract manufacturers will underpay royalties owed under their contracts with us in the third quarter of fiscal 2017, which could have a negative impact on our financial results."

Apple is a holding in Jim Cramer's Action Alerts PLUS Charitable Trust Portfolio. Want to be alerted before Cramer buys or sells AAPL? Learn more now.

4. -- Warren Buffett, Wells Fargo's (WFC) - Get Wells Fargo & Company Report largest investor, likely already has voted his shares to support the bank's recommendations at its annual shareholder meeting next week, including reinstating most of the bank's board, a representative told Reuters.

Buffett's Berkshire Hathaway (BRK.A) - Get BRK.A Report owns nearly 10% of Wells Fargo and Buffett personally owns shares as well.

Wells Fargo last year was rocked by a scandal in which employees created fraudulent accounts for customers in order to meet aggressive sales goals. The scandal resulted in the resignation in October of then CEO John Stumpf.

The board, whose members include new CEO Tim Sloan, is facing opposition in the shareholder vote next week after proxy advisers recommended rejecting many of them.

Buffett's assistant, Debbie Bosanek, told Reuters that Buffett supports management and the board, and that he has likely voted shares held by him and Berkshire to reflect that view.

Sloan told Bloomberg Wednesday that it would be "crazy" for investors to dismiss any board members when the vote comes up at the company's shareholder meeting on April 25 in Jacksonville, Fla.

Wells Fargo is a holding in Jim Cramer's Action Alerts PLUS Charitable Trust Portfolio. Want to be alerted before Cramer buys or sells WFC? Learn more now.

5. -- eBay (EBAY) - Get eBay Inc. Report reported first-quarter earnings of 49 cents a share, a penny above estimates.

Revenue of $2.22 billion topped forecasts of $2.21 billion. eBay said total global active buyers surged by 2 million over the first quarter to 169 million. 

Watch: eBay Beats Earnings Estimates by a Penny

Earnings are expected Thursday from Bank of New York Mellon (BK) - Get Bank of New York Mellon Corporation ReportBB&T (BBT) - Get BB&T Corporation Report , Verizon (VZ) - Get Verizon Communications Inc. Report and Visa (V) - Get Visa Inc. Class A Report .

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