TradingMarkets 7 Stocks You Need To Know For Today

Here are 7 stocks for traders
for Tuesday:

Marvell

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MRVL |
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lowered revenue guidance for Q3, 2007,
saying revenues will be down about 10%. The company cited lower demand from
disk drive customers. The stock is trading lower pre-open.

The energy sector was downgraded to Underweight at
Merrill. Energy SPDR
(
XLE |
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The oil and gas sector was downgraded to negative
at Lehman. US Oil Fund
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USO |
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Dow Chemical

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DOW |
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was downgraded at Bank of America, to
Neutral  from Buy.

Costco

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COST |
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also was downgraded at Bank of
America, to Neutral  from Buy.

RF Micro Device
(
RFMD |
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was upgraded to Outperform from Neutral at Credit Suisse.

Sepracor

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SEPR |
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was downgraded at Goldman, to Neutral
from Buy.

Brice Wightman

PowerRatings are courtesy of

PowerRatings.Net