The companies whose shares are moving in pre-market trade on Wednesday are: HCP, Macy's, Sealed Air Corp, Thompson Creek Metals, EMC Corp, Nokia Corp, Sequans Communications, Armour Residential REIT, Inergy, H J Heinz Co, Tiffany & Co. and Massey Energy Co.

HCP Inc. (NYSE:HCP) shares surged 5.01 percent to $39.84 in pre-market trading session. The company appointed Timothy Schoen as Chief Financial Officer. Schoen previously was the company's executive vice president of life science estates.

Macy's Inc. (NYSE:M) shares advanced 2.98 percent to $29.74 in pre-market trading session. Its total sales for the four weeks ended May 28, 2011 increased 8.5 percent to $1.937 billion compared with total sales of $1.786 billion in the four weeks ended May 29, 2010. Macy’s sales were up 7.4 percent in May on a same-store basis.

Sealed Air Corp. (NYSE:SEE) shares advanced 4.89 percent to $26.80 in pre-market trading session. Sealed Air and Diversey Holdings announced that they have entered into a definitive agreement under which Sealed Air will acquire Diversey in a transaction valued at $4.3 billion.

Thompson Creek Metals Co Inc. (NYSE:TC) shares advanced 2.12 percent to $11.09 in Pre-market trading session. The stock has a 52 week low of $8.01 and 52 week high of $16.06 and has $1.82 billion market capitalization.

EMC Corp. (NYSE:EMC) shares advanced 1.12 percent to $28.79 in pre-market trading session.

Nokia Corp. (NYSE:NOK) shares plunged 10.11 percent to $6.30 in pre-market trading session. The company stock was downgraded to a “neutral” rating from “buy” rating at Goldman Sachs. It also downgraded to “underperform” rating from “market perform” rating at Bernstein.

Sequans Communications S.A. (NYSE:SQNS) shares plunged 9.86 percent to $17.28 in pre-market trading session. The stock has a 52 week low of $7.81 and 52 week high of $19.50 and has $661.78 million market capitalization.

Armour Residential REIT, Inc. (NYSE:ARR) shares declined 4.06 percent to $7.33 in pre-market trading session. The company announced that it is commencing an underwritten public offering of 16,000,000 shares of common stock. ARMOUR expects to grant the underwriters a 30 day option to purchase up to 2,400,000 additional shares of common stock.

Inergy, L.P. (NYSE:NRGY) shares declined 3.86 percent to $35.66 in pre-market trading session. The company announced the commencement of an underwritten public offering of 9,000,000 common units. It also intends to grant the underwriters the option to purchase up to 1,350,000 additional common units to cover over-allotments, if any.

H J Heinz Co. (NYSE:HNZ) shares declined 1.95 percent to $53.85 in pre-market trading session. The company stock was downgraded to “sell” rating at Goldman Sachs.

Tiffany & Co. (NYSE:TIF) shares declined 1.94 percent to $74.19 in pre-market trading session after the company stock was downgraded to “hold” rating from “buy” rating at Deutsche Bank.

Massey Energy Co. (NYSE:MEE) shares declined 1.52 percent to $65.00 in pre-market trading session.