David M Pernock Insider Trading

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General | Insider Transactions | Monthly Overview

Get the latest insider transactions of David M Pernock. David M Pernock is a Director in MARTEK BIOSCIENCES CORP ($MATK).

Address: 6480 DOBBIN ROAD COLUMBIA 21045 MD

Companies in which David M Pernock is an Insider

MARTEK BIOSCIENCES CORP

Trading Symbol: MATK
Industry: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
Position of David M Pernock: Director
Holdings: 0 shares
Latest Transaction: Mar 01 2011

Last 4 weeks trend: HOLD
Last 3 months trend: HOLD View transactions

Latest Insider Trading Transactions of David M Pernock

DateTickerCompanyOwnerRelationship Transaction Code Cost ($) Shares Transaction Value ($) Total Shares % Holdings
Mar 01 2011MATKMARTEK BIOSCIENCES ...Pernock David MDirectorOption ExerciseM0.002,53300
Mar 01 2011MATKMARTEK BIOSCIENCES ...Pernock David MDirectorSellD31.502,53379,79002.5 K to 0 (-100.00 %)
Mar 01 2011MATKMARTEK BIOSCIENCES ...Pernock David MDirectorGrantA0.002,53302,5330 to 2.5 K
Feb 25 2011MATKMARTEK BIOSCIENCES ...Pernock David MDirectorSellU31.502,44977,14402.4 K to 0 (-100.00 %)
Sep 21 2010MATKMARTEK BIOSCIENCES ...Pernock David MDirectorOption ExerciseM0.002,44900
Sep 21 2010MATKMARTEK BIOSCIENCES ...Pernock David MDirectorBuyM0.002,44902,4490 to 2.4 K
Mar 22 2010MATKMARTEK BIOSCIENCES ...Pernock David MDirectorOption ExerciseA0.002,53302,533

View all David M Pernock insider transactions.

What Do the Transaction Codes Mean?

Each transaction listed on the Form 4 filing must be marked with a transaction code. Here is a list and description of transaction codes as used and categorized by the SEC. More ...

What Happens When a Company Gets Delisted?

When listed on a major exchange, such as the NYSE or Nasdaq, the companies and their stock have to meet several listing requirements on stock price, trading volume, capitalization, disclosure of material information or financial reporting. More ...

What Is a Rule 10b5-1 Plan?

Rule 10b5 is one of the most important acts put forth by the SEC. It prohibits fraud, misrepresentation, and deceit in the sale and purchase of securities on national exchanges. More ...

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