* Nike gains after Jefferies upgrades to ‘buy’
* Berkshire Hathaway hits record high after record Q4 profit
* Nvidia, Microsoft close lower
* Indexes: Dow up 0.08%, S&P 500 down 0.50%, Nasdaq down
1.21%
…
Virtual Machine News Platform
* Nike gains after Jefferies upgrades to ‘buy’
* Berkshire Hathaway hits record high after record Q4 profit
* Nvidia, Microsoft close lower
* Indexes: Dow up 0.08%, S&P 500 down 0.50%, Nasdaq down
1.21%
…