DOUGLAS J MACMASTER JR Insider Trading

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General | Insider Transactions | Monthly Overview

Get the latest insider transactions of DOUGLAS J MACMASTER JR. DOUGLAS J MACMASTER JR is a Director in MARTEK BIOSCIENCES CORP ($MATK).

Address: 6480 DOBBIN RD COLUMBIA 21045 MD

Companies in which DOUGLAS J MACMASTER JR is an Insider

MARTEK BIOSCIENCES CORP

Trading Symbol: MATK
Industry: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
Position of DOUGLAS J MACMASTER JR: 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 DOUGLAS J MACMASTER JR

DateTickerCompanyOwnerRelationship Transaction Code Cost ($) Shares Transaction Value ($) Total Shares % Holdings
Mar 01 2011MATKMARTEK BIOSCIENCES ...MACMASTER JR DOUGLAS JDirectorOption ExerciseD27.8715,000418,0500
Mar 01 2011MATKMARTEK BIOSCIENCES ...MACMASTER JR DOUGLAS JDirectorOption ExerciseD28.5015,000427,5000
Mar 01 2011MATKMARTEK BIOSCIENCES ...MACMASTER JR DOUGLAS JDirectorOption ExerciseD14.5615,000218,4000
Mar 01 2011MATKMARTEK BIOSCIENCES ...MACMASTER JR DOUGLAS JDirectorOption ExerciseM0.002,53300
Mar 01 2011MATKMARTEK BIOSCIENCES ...MACMASTER JR DOUGLAS JDirectorSellD31.502,53379,79002.5 K to 0 (-100.00 %)
Mar 01 2011MATKMARTEK BIOSCIENCES ...MACMASTER JR DOUGLAS JDirectorGrantA0.002,53302,5330 to 2.5 K
Feb 25 2011MATKMARTEK BIOSCIENCES ...MACMASTER JR DOUGLAS JDirectorSellU31.5025,273796,100025.3 K to 0 (-100.00 %)

View all DOUGLAS J MACMASTER JR insider transactions.