In this video from Thursday's Investor Beat, host Chris Hill, and Motley Fool analysts Taylor Muckerman and Evan Niu, sift through the noise to shine some investing light on the biggest news stories from the market today.

Shares of Facebook (META 0.43%) were up on the news that the company will be added to the S&P 500 index on Dec. 20th. Lululemon Athletica (LULU 1.31%) showed strong third-quarter profits, and was able to grow same-store sales, but the company cut guidance for the fiscal year, which sent the stock tumbling. Athenahealth (ATHN) announced a "muted" earnings outlook for the next fiscal year, which had shares down. And Southwest Airlines (LUV -0.84%) got a boost after Merryll Lynch upgraded the stock to a buy. In this segment, the guys discuss four stocks making moves on Thursday's market.