NASDAQ:MATK
$20.77   - 0.22 		Jul 29, 2010
3:59 PM ET

Martek Biosciences Corporation

Celebrating 15 years with NASDAQ

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Historic Stock Lookup

Week of July 26, 2010
Date Open High Low Close Volume
Jul 26, 2010 21.29 21.88 21.01 21.67 226,367
Jul 27, 2010 21.84 21.84 21.35 21.44 243,832
Jul 28, 2010 21.50 21.66 20.91 20.99 201,204
Jul 29, 2010 21.13 21.31 20.50 20.77 316,678
Year End Stock Prices

Year end MATK stock price

The historical stock information provided is for informational purposes only and is not intended for trading purposes. The historical stock information is provided by Mergent, a third party service, and Martek Biosciences Corporation does not maintain or provide information directly to this service. Prices display split-adjusted cost basis per share on that date.