SAO PAULO (Reuters) -Brazilian miner Vale SA on Thursday said it maintained "positive" expectations for the price of iron ore and nickel in the long term, two of its key products, after reporting quarterly earnings that beat analyst expectations.

SAO PAULO (Reuters) -Brazilian miner Vale SA on Thursday reported its fourth-quarter net profit nearly doubled to $5.4 billion, beating analysts forecasts of $4.70 billion, helped by accounting gains.

Morgan Stanley said on Thursday U.S. regulators and prosecutors were probing various aspects of the investment bank's block trading business.

Russia's central bank is ready to support banks hit by Western sanctions, it said on Friday, promising to provide them with rouble and foreign exchange liquidity while saying claims to withdraw forex deposits would be fulfilled in full.

(Reuters) -Dell Technologies Inc said on Thursday it expects PC backlog to balloon in the first quarter due to supply chain constraints and reported a quarterly profit miss, sending its shares down 7% in extended trading.

Brazilian miner Vale reported on Thursday a fourth-quarter net profit of $5.4 billion, above analyst forecasts of $4.70 billion.