Take Five: World markets themes for the week ahead

LONDON (Reuters) – Following are five big themes likely to dominate thinking of investors and traders in the coming week and the Reuters stories related to them.

Shorting volatility: Rising risks mean itchier trigger fingers

NEW YORK (Reuters) – A long stretch of low volatility for U.S. stocks has made betting on continued calm a popular and lucrative trade, but traders and strategists warn that risks to the trade have mounted, while the potential for profits has shrunk.

‘Unfit’ Uber stripped of London license, CEO tweets ‘pls work w/us’

LONDON (Reuters) – London deemed Uber unfit to run a taxi service on Friday and stripped it of its license to operate from the end of next week in a major blow to the U.S. firm and 3.5 million users in one of the world’s wealthiest cities.

Brazil Supreme Court denies request to release JBS brothers

SAO PAULO (Reuters) – Brazil Supreme Court Justice Gilmar Mendes on Friday denied a request to release from jail Joesley and Wesley Batista, the brothers who control the world’s largest meatpacker JBS SA.

‘Unfit’ Uber stripped of London license

LONDON (Reuters) – London deemed Uber unfit to run a taxi service on Friday and stripped it of its license to operate from the end of next week in a major blow to the U.S. firm and 3.5 million users in one of the world’s wealthiest cities.

Investor group seeks probe into SEC hack, urges data rules delay

WASHINGTON (Reuters) – A global investor group on Friday called for an independent investigation into a cyber breach at the U.S. Securities and Exchange Commission (SEC) and urged the regulator to delay new data-gathering rules until it could assure investors that its computer systems were secure.

Zuckerberg nixes new Facebook share class after shareholder lawsuit

WILMINGTON, Del. (Reuters) – Facebook Inc Chairman Mark Zuckerberg abandoned plans on Friday to create a new class of company stock with no voting power, which was meant to be a way for Zuckerberg to retain control over the company he founded while fulfilling a pledge to give away his wealth.

Wall Street edges up, shaking off healthcare, North Korea worries

NEW YORK (Reuters) – The S&P 500 closed slightly higher on Friday even though Apple was a drag, as worries about Washington’s latest healthcare legislation proposal eased and investors shrugged off concerns about North Korea.