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Sunday, November 29, 2009, 8:45AM ET - U.S. Markets Closed. Dow  1.48% Nasdaq  1.73%

Martek Biosciences Corp. (MATK)

On Nov 27: 17.70   0.39 (2.16%)

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Insider Transactions Get Insider Transactions for:
NET SHARE PURCHASE ACTIVITY Insider Purchases - Last 6 Months   Shares Trans Purchases N/A 0 Sales N/A 0 Net Shares Purchased (Sold) N/A 0 Total Insider Shares Held 531.49K N/A % Net Shares Purchased (Sold) 0.0% N/A Net Institutional Purchases - Prior Qtr to Latest Qtr   Shares Net Shares Purchased (Sold) (8,409,920) % Change in Institutional Shares Held (37.2%) Data provided by Thomson Financial
INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS Date Insider Shares Type Transaction Value* 4-Sep-09 FEALEY TERENCE Officer 1,634 Direct Option Exercise N/A 4-Sep-09 FEALEY TERENCE Officer 531 Direct Disposition (Non Open Market) at $24.43 per share. $12,972 6-Jun-09 DEVINE MICHAEL G Director 1,755 Direct Option Exercise N/A 19-Mar-09 FEALEY TERENCE Officer 1,074 Direct Option Exercise N/A 19-Mar-09 FEALEY TERENCE Officer 349 Direct Disposition (Non Open Market) at $17.07 per share. $5,957 19-Mar-09 FEITEL DAVID Officer 2,520 Direct Option Exercise N/A 19-Mar-09 FEITEL DAVID Officer 898 Direct Disposition (Non Open Market) at $17.07 per share. $15,328 19-Mar-09 NITZE PETER A Officer 4,795 Direct Option Exercise N/A 19-Mar-09 NITZE PETER A Officer 1,557 Direct Disposition (Non Open Market) at $17.07 per share. $26,577 19-Mar-09 EASTERLING BARNEY B JR Officer 2,694 Direct Option Exercise N/A 19-Mar-09 EASTERLING BARNEY B JR Officer 941 Direct Disposition (Non Open Market) at $17.07 per share. $16,062 19-Mar-09 ABRAMSON DAVID M Officer 4,795 Direct Option Exercise N/A 19-Mar-09 ABRAMSON DAVID M Officer 1,651 Direct Disposition (Non Open Market) at $17.07 per share. $28,182 19-Mar-09 DUBIN STEVE Officer 6,191 Direct Option Exercise N/A 19-Mar-09 DUBIN STEVE Officer 2,131 Direct Disposition (Non Open Market) at $17.07 per share. $36,376 19-Mar-09 BUZY PETER L Officer 4,795 Direct Option Exercise N/A 19-Mar-09 BUZY PETER L Officer 1,651 Direct Disposition (Non Open Market) at $17.07 per share. $28,182 13-Mar-09 D'ANDREA HARRY J Director 2,034 Direct Option Exercise N/A 13-Mar-09 MAYER ROBERT H Director 2,034 Direct Option Exercise N/A 13-Mar-09 BEERY JAMES Director 2,034 Direct Option Exercise N/A 13-Mar-09 ROTBERG EUGENE H Director 2,034 Direct Option Exercise N/A 13-Mar-09 FLANAGAN ROBERT J Director 2,034 Direct Option Exercise N/A 13-Mar-09 MACMASTER JR DOUGLAS J Director 2,034 Direct Option Exercise N/A 13-Mar-09 KAWALEK POLLY B Director 2,034 Direct Option Exercise N/A 13-Mar-09 KELLER JEROME C Director 2,034 Direct Option Exercise N/A 6-Mar-09 MAYER ROBERT H Director 1,813 Direct Option Exercise N/A 22-Dec-08 BUZY PETER L Officer 1,000 Direct Disposition (Non Open Market) at $0 per share. N/A 8-Sep-08 FEALEY TERENCE Officer 1,634 Direct Option Exercise N/A 18-Jun-08 MACMASTER JR DOUGLAS J Director 10,000 Direct Option Exercise at $6.25 per share. $62,500 18-Jun-08 MACMASTER JR DOUGLAS J Director 8,000 Direct Sale at $33.61 per share. $268,880 18-Jun-08 D'ANDREA HARRY J Director 1,500 Direct Sale at $34.03 per share. $51,045 15-May-08 DEVINE MICHAEL G Director N/A Direct Statement of Ownership N/A 19-Mar-08 FEITEL DAVID Officer 1,418 Direct Option Exercise N/A 19-Mar-08 FEITEL DAVID Officer 511 Direct Disposition (Non Open Market) at $30.39 per share. $15,529 19-Mar-08 NITZE PETER A Officer 2,788 Direct Option Exercise N/A 19-Mar-08 NITZE PETER A Officer 905 Direct Disposition (Non Open Market) at $30.39 per share. $27,502 19-Mar-08 EASTERLING BARNEY B JR Officer 1,566 Direct Option Exercise N/A 19-Mar-08 EASTERLING BARNEY B JR Officer 542 Direct Disposition (Non Open Market) at $30.39 per share. $16,471 19-Mar-08 ABRAMSON DAVID M Officer 2,788 Direct Option Exercise N/A 19-Mar-08 ABRAMSON DAVID M Officer 960 Direct Disposition (Non Open Market) at $30.39 per share. $29,174 19-Mar-08 DUBIN STEVE Officer 3,599 Direct Option Exercise N/A 19-Mar-08 DUBIN STEVE Officer 1,239 Direct Disposition (Non Open Market) at $30.39 per share. $37,653 19-Mar-08 BUZY PETER L Officer 2,788 Direct Option Exercise N/A 19-Mar-08 BUZY PETER L Officer 960 Direct Disposition (Non Open Market) at $30.39 per share. $29,174 13-Mar-08 D'ANDREA HARRY J Director 2,907 Direct Option Exercise N/A 13-Mar-08 BEERY JAMES Director 2,907 Direct Option Exercise N/A 13-Mar-08 ROTBERG EUGENE H Director 2,907 Direct Option Exercise N/A 13-Mar-08 KELLER JEROME C Director 2,907 Direct Option Exercise N/A 13-Mar-08 FLANAGAN ROBERT J Director 2,907 Direct Option Exercise N/A 13-Mar-08 MACMASTER JR DOUGLAS J Director 2,907 Direct Option Exercise N/A 13-Mar-08 KAWALEK POLLY B Director 2,907 Direct Option Exercise N/A 7-Mar-08 D'ANDREA HARRY J Director 2,618 Direct Option Exercise N/A 17-Jan-08 MAYER ROBERT H Director N/A Direct Statement of Ownership N/A 2-Jan-08 ROTBERG EUGENE H Director 5,000 Direct Option Exercise at $14.44 per share. $72,200 21-Dec-07 BEERY JAMES Director 500 Direct Sale at $28.73 - $28.74 per share. $14,0002 18-Dec-07 DUBIN STEVE Officer 1,000 Direct Purchase at $28.15 per share. $28,150 18-Dec-07 BUZY PETER L Officer 50,000 Direct Option Exercise at $15.50 per share. $775,000 18-Dec-07 BUZY PETER L Officer 40,000 Direct Sale at $28.12 per share. $1,124,800 Data provided by EDGAR Online * = Where indicated, some values are estimates. 1 = Potential proceeds estimated by the filer. 2 = Estimated based on the average of multiple prices reported. 3 = Multiple dates reported. Most recent date shown.
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