Nasdaq Closes at All-Time High

It was a huge day of records for the markets Thursday with the Nasdaq Composite closing at a new record close, its fourth in 2015. The Russell 2000 also ended the day with a record close, its 14th in 2015. Both indices hit intraday lifetime highs Thursday as well.

Sprinting to the finish line on its first day of trading was Fitbit! The wearable health tracker had a stellar debut on the NYSE and opened with a valuation of $7 billion. The stock closed up 48.4% at a closing price of $29.68.

And breaking news towards the end of the 3 p.m. hour Thursday; shares of Martha Stewart Living were halted and then reopened, jumping on reports the company is nearing an agreement to sell itself to Sequential Brands Group.