Technology stocks were trading heavily, particularly Facebook, Yahoo, and Twitter.
Newly created real estate sector thrives in S&P 500.
Nasdaq closes at record high; global markets respond too.
Fed policy meetings still to come later this week.
Banks making some of the biggest gains, Apple drags.
Deutsche Bank plunges 9% after saying it won’t settle claims.
3Q earnings expected to show large improvement.
Market buoyed by Apple's best 4-day run since 2014.
Apple surges; technology companies gain ground.
Chemical maker will pay $57 billion for American seed maker.