(By Balachander) A number of stocks were upgraded, downgraded and price target changed by equities research analysts on Monday.
Facebook Inc. (NASDAQ: FB): Needham raised price target on the stock to $33 from $25. Shares rose 1.90 percent to trade at $26.76.
NYSE Euronext (NYSE: NYX): Stifel Nicolaus downgraded rating on the stock to "hold" from "buy". Shares fell 1.27 percent to trade at $31.84.
O2Micro International Ltd. (NASDAQ: OIIM): Needham downgraded rating on the stock to "hold" from "buy". U.S.-listed shares retreated 4.01 percent to trade at $3.11.
Pinnacle Entertainment Inc. (NYSE: PNK): Susquehanna downgraded rating on the stock to "neutral" from "positive". Shares traded 2.22 percent lower at $15.84.
TransMontaigne Partners L.P. (NYSE: TLP): Stifel Nicolaus upgraded rating on the stock to "buy" from "hold". Shares added 0.78 percent to trade at $37.44.
Yahoo! Inc. (NASDAQ: YHOO): Needham raised price target on the stock to $26 from $19. Shares gained 1.19 percent to trade at $19.58.