10 things you need to know before the opening bell

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Saudi Aramco might delay its IPO. What is presumed to be the world's largest initial public offering might be pushed back a few months into 2019 as several important decisions still need to be made, people familiar with the matter told Bloomberg's Javiar Blas.

The Bank of England meets. The central bank is expected to keep both its key interest rate and QE unchanged as rhetoric takes a hawkish tilt to warn on rate hikes.

Jamie Dimon isn't the only one at JPMorgan that's skeptical of cryptocurrencies. A day after JPMorgan CEO Jamie Dimon called bitcoin a "fraud" that's "worse than tulip bulbs," Marko Kolanovic, the firm's quat guru, wrote that cryptocurrencies have 'some parallels to fraudulent pyramid schemes.'

Trump blocks a Chinese private equity firm from buying US chipmaker Lattice. President Donald Trump's executive order said Lattice and Canyon Bridge "shall take all steps necessary to fully and permanently abandon the proposed transaction," within 30 days, Reuters reports.

A top senator wrote a scathing letter calling for an investigation into the Equifax hack. Sen. Mark Warner (D-VA) wrote a scathing letter to the Federal Trade Commission that asks for an investigation Equifax's cybersecurity practices and its response to the hack that potentially impacted more than 143 million customers.

Apple is thinking about joining Bain's bid for Toshiba's chip business. The tech giant is considering putting $3 billion towards Bain's attempt to buy Toshiba's chip business, according to a Bloomberg report.

Tesla will unveil its big-rig in October. The unveiling will take place October 26 in Hawthorne, California. "Worth seeing this beast in person. It's unreal," Musk tweeted.

Oracle reports after the closing bell. Wall Street is expecting first-quarter earnings of $0.60 a share on revenue of $9.01 billion, according to data provided by Bloomberg.

Stock markets around the world are mostly lower. Hong Kong's Hang Seng (-0.42%) trailed in Asia and Germany's DAX (-0.23%) lags in Europe. The S&P 500 is set to open little changed near 2,496.

US economic data is light. Initial claims and CPI will both be released at 8:30 a.m. ET. The US 10-year yield is unchanged at 2.19%.