The Standard & Poor's MidCap 400 rose Thursday as Wall Street perused mixed jobless claims data and after billionaire investor Carl Icahn moved to oust Yahoo Inc.'s board of directors.
The S&P MidCap 400 is an index used to track mid-sized companies which have a market capitalization of $1.5 billion to $5.5 billion. According to S&P, midcap stocks make up roughly 7 percent of the U.S. equities market.
The index rose 4.15 points to 874.97.
Shares of Temple-Inland Inc. rose $1.06, or 7.8 percent, to $14.63. Longbow Research analyst Joshua Zaret upgraded Temple-Inland Inc. to "Buy" from "Neutral" and set a $17 price target on a positive outlook for the corrugated packing industry.
Shares of RF Micro Devices Inc. gained 22 cents, or 6 percent, to $3.86.
Shares of Sotheby's added $1.94, or 7.3 percent, to $28.64 after the auction house's Wednesday night auction brought in about $321 million.
On the falling side, shares of Career Education Corp. fell 64 cents, or 3.3 percent, to $18.50.
Shares of Media General Inc. shed 39 cents, or 2.5 percent, to $15.25.
Shares of Furniture Brands International Inc. slid 30 cents, or 2 percent, to $15.05.