Brendan McDermid | Reuters People pass by a video sign display with the logo for Roku Inc, a Fox-backed video streaming firm, that held it’s IPO at the Nasdaq Marketsite in New York, U.S., September 28, 2017. Laura Martin, an analyst covering Roku, predicted on Monday that the stock would …

Michael Nagle | Bloomberg | Getty Images Representatives speak with customers at a UnitedHealthcare store in the Queens borough of New York, U.S., on Monday, Jan. 14, 2013. UnitedHealth Group shares dipped in after-hours trading Monday on news that the managed health-care giant issued a disappointing earnings forecast. Shares dropped …

Jamie McCarthy | Getty Images Peter Buffett, Warren Buffett, and Susie Buffett attend ‘Becoming Warren Buffett’ World Premiere at The Museum of Modern Art on January 19, 2017 in New York City. ( Warren Buffett, who has three children, shared with Forbes in 2013 how important it is to encourage …

Jabin Botsford | The Washington Post | Getty Images National Security Adviser Mike Flynn listens to President Trump during a listening session with cyber security experts in the Roosevelt Room the White House in Washington, DC on Tuesday, Jan. 31, 2017. More evidence emerged Monday that former national security adviser …

Daniel Acker | Bloomberg | Getty Images Robert Kaplan, president of the U.S. Federal Reserve Bank of Dallas. Dallas Federal Reserve Bank President Robert Kaplan on Monday made his clearest case yet for an interest-rate hike next month and more to come in 2018, saying that waiting too long to …

Michael Nagle | Bloomberg | Getty Images Robert Kaplan, president of the U.S. Federal Reserve Bank of Dallas Kaplan is a voting member on the FOMC, though he will not be in 2018. He will, however, still provide policy input, and indicated he is in favor of the Fed hiking …

The operator of the largest U.S.-based bitcoin exchange has more users than brokerage Charles Schwab. “With all the talk about bitcoin, a good deal of people are also starting to open accounts where they can buy and sell crypto-currencies,” Bespoke Investment Group said in a Friday blog post. Schwab reported …

Robert Ferris | CNBC The Lucid Air Alpha test car, displayed at the New York Auto Show, reached a software-limited 217 miles per hour on a text track in Ohio. Electric car startup Lucid Motors is doubling the size of its offices and is moving into Tesla’s neighborhood. The company, …

Frederic J. Brown | AFP | Getty Images Travellers wait in line to check-in at a Southwest Airlines counter at Los Angeles International Airport. Investors should position themselves for a market rally as worries over President Donald Trump’s tax reform chances are overstated, according to a top Wall Street firm. …

David Paul Morris | Bloomberg | Getty Images Kenneth Griffin, founder and chief executive officer of Citadel LLC Citadel’s Ken Griffin said Monday that Republican efforts to cut back taxes may be going a bit too far. “You would usually reserve tax reform of this nature for right in the …