Stock index futures sank further on Thursday after an unexpected jump in weekly jobless claims.

So which individual stocks are worth watching today? Here are six that are on the move:

Pactiv

The packaging company was trading at level not seen since July 2007.

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Altria
The tobacco company was downgraded to hold from buy at Stifel Nicolaus.

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Nvidia
The semiconductor company was upgraded to outperform from market perform at BMO Capital.

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International Game Tech
The gambling manufacturer was trading at lows not seen since July 2009.

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Allegheny Energy

The energy company was upgraded to outperformfrom neutral at Credit Suisse. The price target also increased from to $28 from $23.

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Tiffany
The jewelry retailer was downgraded to sell from neutral at Goldman Sachs. The firm expects earnings outperformance to slow.
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