Nov 22 (Reuters) - The following are the top stories in the Financial Times. Reuters has not verified these stories and does not vouch for their accuracy.
Banks ban traders from group chat rooms
Goldman defends currency trading performance
Dan Loeb builds $1 bln plus stake in Japan's SoftBank
WTO on verge of global trade pact
Spotify tunes in to $4 bln valuation
Phone chatter likely to hit new highs
Several big banks including Barclays, Citigroup and Royal Bank of Scotland have banned traders from some online chat rooms in response to investigations into alleged collusion between dealers over key financial market benchmark rates.
Goldman Sachs said on Thursday it did not suffer a loss in its currencies business in the third quarter, in an attempt to reassure investors after reports that it had suffered more than $1 billion in trading losses.
Activist investor Dan Loeb, who is pushing for change at Sony, has revealed another $1 billion plus position in Japan's SoftBank.
The World Trade Organisation is poised to seal the first global trade deal for more than a decade, in a rare victory for the body, whose struggle to secure an international pact has increasingly undermined its relevance.
Spotify has raised about $250 million in a new funding round valuing the Swedish digital music service at more than $4 billion.
The U.S. Federal Communications Commission said it was considering plans to do away with the 'outdated' ban on using cell phones during flights.