Take a look at some of Tuesday's morning movers:
Facebook - Nomura boosted its price target on the social-networking giant to $32 from $27 a share.
Halliburton - JPMorgan raises its price target on the oilfield services company to $45 from $43 a share.
Corning - The glass manufacturer said it sees stronger-than-expected fourth-quarter LCD glass volume and full-year sales of its gorilla glass approaching $1 billion, thanks to robust demand for LCD televisions and other consumer electronic devices in North America and China.
Starbucks - The coffeehouse chain plans to add 800 new stores in China over the next three years, according to The Wall Street Journal.
ADT - The home security services company posted better-than-expected earnings and said its board approved a $2 billion share repurchasing program over three years.
Pfizer - The pharmaceutical company was downgraded to "neutral" from "buy" at MKM Partners.
Acadia Pharmaceuticals - The biopharmaceutical company announced successful results from the phase three trial of its drug in patients with Parkinson's disease psychosis.