$MATK Insider Trading
FREE EMAIL WATCHDOG
Get free email notifications about insider trading in MARTEK BIOSCIENCES CORP.
- Your email is safe with us.
- The service is free and you can unsubscribe at any time.
General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview
Overview of all insider trading transactions in MARTEK BIOSCIENCES CORP. Get notifications about new insider transactions in MARTEK BIOSCIENCES CORP for free.
Date | Ticker | Company | Owner | Relationship | Transaction | Code | Cost ($) | Shares | Transaction Value ($) | Total Shares | % Holdings |
---|---|---|---|---|---|---|---|---|---|---|---|
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | KELLER JEROME C | Director | Option Exercise | M | 0.00 | 3,515 | 0 | 0 | |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | KELLER JEROME C | Director | Option Exercise | A | 0.00 | 2,533 | 0 | 2,533 | |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | KELLER JEROME C | Director | Buy | M | 0.00 | 3,515 | 0 | 11,456 | 7.9 K to 11.5 K (+44.26 %) |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | KAWALEK POLLY B | Director | Option Exercise | C | 0.00 | 3,515 | 0 | 0 | |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | KAWALEK POLLY B | Director | Option Exercise | A | 0.00 | 2,533 | 0 | 2,533 | |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | KAWALEK POLLY B | Director | Buy | M | 0.00 | 3,515 | 0 | 9,456 | 5.9 K to 9.5 K (+59.17 %) |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | FLANAGAN ROBERT J | Director | Option Exercise | A | 0.00 | 3,515 | 0 | 0 | |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | FLANAGAN ROBERT J | Director | Option Exercise | M | 0.00 | 2,533 | 0 | 2,533 | |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | FLANAGAN ROBERT J | Director | Buy | M | 0.00 | 3,515 | 0 | 8,675 | 5.2 K to 8.7 K (+68.12 %) |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | Devine Michael G | Director | Option Exercise | M | 0.00 | 3,515 | 0 | 0 | |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | Devine Michael G | Director | Option Exercise | A | 0.00 | 2,533 | 0 | 2,533 | |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | Devine Michael G | Director | Buy | M | 0.00 | 3,515 | 0 | 5,270 | 1.8 K to 5.3 K (+200.28 %) |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Option Exercise | M | 0.00 | 3,515 | 0 | 0 | |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Option Exercise | A | 0.00 | 2,533 | 0 | 2,533 | |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Buy | M | 0.00 | 3,515 | 0 | 9,574 | 6.1 K to 9.6 K (+58.01 %) |
Mar 22 2010 | MATK | MARTEK BIOSCIENCES ... | BEERY JAMES | Director | Option Exercise | A | 0.00 | 2,533 | 0 | 2,533 | |
Mar 11 2010 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Option Exercise | M | 12.00 | 15,000 | 180,000 | 0 | |
Mar 11 2010 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Payment of Exercise | F | 22.50 | 10,465 | 235,426 | 21,758 | 32.2 K to 21.8 K (-32.48 %) |
Mar 11 2010 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Buy | M | 12.00 | 15,000 | 180,000 | 32,223 | 17.2 K to 32.2 K (+87.09 %) |
Mar 11 2010 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Option Exercise | M | 12.00 | 16,000 | 192,000 | 0 | |
Mar 11 2010 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Payment of Exercise | F | 22.51 | 11,005 | 247,741 | 17,967 | 29 K to 18 K (-37.98 %) |
Mar 11 2010 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Buy | M | 12.00 | 16,000 | 192,000 | 28,972 | 13 K to 29 K (+123.34 %) |
Mar 01 2010 | MATK | MARTEK BIOSCIENCES ... | Siewert Cyrill | CEO Amerifit Brands ... | Option Exercise | A | 0.00 | 8,991 | 0 | 8,991 | |
Jan 19 2010 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Sell | S | 23.80 | 4,907 | 116,787 | 17,223 | 22.1 K to 17.2 K (-22.17 %) |
Jan 19 2010 | MATK | MARTEK BIOSCIENCES ... | Nitze Peter A | Chief Operating Off ... | Option Exercise | A | 0.00 | 18,602 | 0 | 18,602 | |
Jan 19 2010 | MATK | MARTEK BIOSCIENCES ... | Feitel David | Exec VP, Gen Counse ... | Option Exercise | A | 0.00 | 16,821 | 0 | 16,821 | |
Jan 19 2010 | MATK | MARTEK BIOSCIENCES ... | EASTERLING BARNEY B JR | Sr VP Manufacturing | Option Exercise | A | 0.00 | 10,451 | 0 | 10,451 | |
Jan 19 2010 | MATK | MARTEK BIOSCIENCES ... | DUBIN STEVE | Chief Executive Off ... | Option Exercise | A | 0.00 | 24,017 | 0 | 24,017 | |
Jan 19 2010 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Option Exercise | A | 0.00 | 18,602 | 0 | 18,602 | |
Jan 19 2010 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Gift | G | 0.00 | 1,000 | 0 | 12,972 | 14 K to 13 K (-7.16 %) |
Jan 19 2010 | MATK | MARTEK BIOSCIENCES ... | ABRAMSON DAVID M | President | Option Exercise | A | 0.00 | 18,602 | 0 | 18,602 | |
Sep 17 2009 | MATK | MARTEK BIOSCIENCES ... | Pernock David M | Director | Option Exercise | A | 0.00 | 2,449 | 0 | 2,449 | |
Sep 09 2009 | MATK | MARTEK BIOSCIENCES ... | Fealey Terence | SrVP&ChiefInnovatio ... | Option Exercise | M | 0.00 | 1,634 | 0 | 4,902 | |
Sep 09 2009 | MATK | MARTEK BIOSCIENCES ... | Fealey Terence | SrVP&ChiefInnovatio ... | Payment of Exercise | F | 24.43 | 531 | 12,972 | 2,931 | 3.5 K to 2.9 K (-15.34 %) |
Sep 09 2009 | MATK | MARTEK BIOSCIENCES ... | Fealey Terence | SrVP&ChiefInnovatio ... | Buy | M | 0.00 | 1,634 | 0 | 3,462 | 1.8 K to 3.5 K (+89.39 %) |
Jun 08 2009 | MATK | MARTEK BIOSCIENCES ... | Devine Michael G | Director | Option Exercise | M | 0.00 | 1,755 | 0 | 0 | |
Jun 08 2009 | MATK | MARTEK BIOSCIENCES ... | Devine Michael G | Director | Buy | M | 0.00 | 1,755 | 0 | 1,755 | 0 to 1.8 K |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | ROTBERG EUGENE H | Director | Option Exercise | A | 0.00 | 3,515 | 0 | 3,515 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Nitze Peter A | Chief Operating Off ... | Option Exercise | M | 0.00 | 2,007 | 0 | 8,032 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Nitze Peter A | Chief Operating Off ... | Option Exercise | M | 0.00 | 2,788 | 0 | 8,364 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Nitze Peter A | Chief Operating Off ... | Payment of Exercise | F | 17.07 | 1,557 | 26,578 | 6,121 | 7.7 K to 6.1 K (-20.28 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Nitze Peter A | Chief Operating Off ... | Buy | M | 0.00 | 4,795 | 0 | 7,678 | 2.9 K to 7.7 K (+166.32 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Option Exercise | A | 0.00 | 3,515 | 0 | 3,515 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | A | 0.00 | 3,515 | 0 | 3,515 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | KELLER JEROME C | Director | Option Exercise | A | 0.00 | 3,515 | 0 | 3,515 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | KAWALEK POLLY B | Director | Option Exercise | A | 0.00 | 3,515 | 0 | 3,515 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | FLANAGAN ROBERT J | Director | Option Exercise | A | 0.00 | 3,515 | 0 | 3,515 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Feitel David | Sr VP, Gen Counsel ... | Option Exercise | M | 0.00 | 1,102 | 0 | 4,412 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Feitel David | Sr VP, Gen Counsel ... | Option Exercise | M | 0.00 | 1,418 | 0 | 4,254 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Feitel David | Sr VP, Gen Counsel ... | Payment of Exercise | F | 17.07 | 898 | 15,329 | 2,529 | 3.4 K to 2.5 K (-26.20 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Feitel David | Sr VP, Gen Counsel ... | Buy | M | 0.00 | 2,520 | 0 | 3,427 | 907 to 3.4 K (+277.84 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | EASTERLING BARNEY B JR | Sr VP Manufacturing | Option Exercise | M | 0.00 | 1,128 | 0 | 4,512 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | EASTERLING BARNEY B JR | Sr VP Manufacturing | Option Exercise | M | 0.00 | 1,566 | 0 | 4,700 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | EASTERLING BARNEY B JR | Sr VP Manufacturing | Payment of Exercise | F | 17.07 | 941 | 16,063 | 16,313 | 17.3 K to 16.3 K (-5.45 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | EASTERLING BARNEY B JR | Sr VP Manufacturing | Buy | M | 0.00 | 2,694 | 0 | 17,254 | 14.6 K to 17.3 K (+18.50 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Fealey Terence | SrVP&ChiefInnovatio ... | Option Exercise | M | 0.00 | 1,074 | 0 | 4,300 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Fealey Terence | SrVP&ChiefInnovatio ... | Payment of Exercise | F | 17.07 | 349 | 5,957 | 1,828 | 2.2 K to 1.8 K (-16.03 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Fealey Terence | SrVP&ChiefInnovatio ... | Buy | M | 0.00 | 1,074 | 0 | 2,177 | 1.1 K to 2.2 K (+97.37 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | DUBIN STEVE | Chief Executive Off ... | Option Exercise | M | 0.00 | 2,592 | 0 | 10,369 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | DUBIN STEVE | Chief Executive Off ... | Option Exercise | M | 0.00 | 3,599 | 0 | 10,799 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | DUBIN STEVE | Chief Executive Off ... | Payment of Exercise | F | 17.07 | 2,131 | 36,376 | 24,120 | 26.3 K to 24.1 K (-8.12 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | DUBIN STEVE | Chief Executive Off ... | Buy | M | 0.00 | 6,191 | 0 | 26,251 | 20.1 K to 26.3 K (+30.86 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | Devine Michael G | Director | Option Exercise | A | 0.00 | 3,515 | 0 | 3,515 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Option Exercise | A | 0.00 | 3,515 | 0 | 3,515 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | BEERY JAMES | Director | Option Exercise | A | 0.00 | 3,515 | 0 | 3,515 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Option Exercise | M | 0.00 | 2,007 | 0 | 8,032 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Option Exercise | M | 0.00 | 2,788 | 0 | 8,364 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Payment of Exercise | F | 17.07 | 1,651 | 28,183 | 13,972 | 15.6 K to 14 K (-10.57 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Buy | M | 0.00 | 4,795 | 0 | 15,623 | 10.8 K to 15.6 K (+44.28 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | ABRAMSON DAVID M | President | Option Exercise | M | 0.00 | 2,007 | 0 | 8,032 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | ABRAMSON DAVID M | President | Option Exercise | M | 0.00 | 2,788 | 0 | 8,364 | |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | ABRAMSON DAVID M | President | Payment of Exercise | F | 17.07 | 1,651 | 28,183 | 6,222 | 7.9 K to 6.2 K (-20.97 %) |
Mar 23 2009 | MATK | MARTEK BIOSCIENCES ... | ABRAMSON DAVID M | President | Buy | M | 0.00 | 4,795 | 0 | 7,873 | 3.1 K to 7.9 K (+155.78 %) |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | ROTBERG EUGENE H | Director | Option Exercise | M | 0.00 | 2,034 | 0 | 0 | |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | ROTBERG EUGENE H | Director | Buy | M | 0.00 | 2,034 | 0 | 51,691 | 49.7 K to 51.7 K (+4.10 %) |
Mar 17 2009 | MATK | MARTEK BIOSCIENCES ... | KELLER JEROME C | Director | Option Exercise | M | 0.00 | 2,034 | 0 | 0 | |
Mar 17 2009 | MATK | MARTEK BIOSCIENCES ... | KELLER JEROME C | Director | Buy | M | 0.00 | 2,034 | 0 | 7,941 | 5.9 K to 7.9 K (+34.43 %) |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | M | 0.00 | 2,034 | 0 | 0 | |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Buy | M | 0.00 | 2,034 | 0 | 3,847 | 1.8 K to 3.8 K (+112.19 %) |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Option Exercise | M | 0.00 | 2,034 | 0 | 0 | |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Buy | M | 0.00 | 2,034 | 0 | 22,130 | 20.1 K to 22.1 K (+10.12 %) |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | FLANAGAN ROBERT J | Director | Option Exercise | M | 0.00 | 2,034 | 0 | 0 | |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | FLANAGAN ROBERT J | Director | Buy | M | 0.00 | 2,034 | 0 | 5,160 | 3.1 K to 5.2 K (+65.07 %) |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | KAWALEK POLLY B | Director | Option Exercise | M | 0.00 | 2,034 | 0 | 0 | |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | KAWALEK POLLY B | Director | Buy | M | 0.00 | 2,034 | 0 | 5,941 | 3.9 K to 5.9 K (+52.06 %) |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Option Exercise | M | 0.00 | 2,034 | 0 | 0 | |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Buy | M | 0.00 | 2,034 | 0 | 6,059 | 4 K to 6.1 K (+50.53 %) |
Mar 09 2009 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | M | 0.00 | 1,813 | 0 | 0 | |
Mar 09 2009 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Buy | M | 0.00 | 1,813 | 0 | 1,813 | 0 to 1.8 K |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | BEERY JAMES | Director | Option Exercise | M | 0.00 | 2,034 | 0 | 0 | |
Mar 16 2009 | MATK | MARTEK BIOSCIENCES ... | BEERY JAMES | Director | Buy | M | 0.00 | 2,034 | 0 | 4,941 | 2.9 K to 4.9 K (+69.97 %) |
Jan 20 2009 | MATK | MARTEK BIOSCIENCES ... | Nitze Peter A | Chief Operating Off ... | Option Exercise | A | 0.00 | 12,546 | 0 | 12,546 | |
Jan 20 2009 | MATK | MARTEK BIOSCIENCES ... | Fealey Terence | SrVP&ChiefInnovatio ... | Option Exercise | A | 0.00 | 6,716 | 0 | 6,716 | |
Jan 20 2009 | MATK | MARTEK BIOSCIENCES ... | Feitel David | Sr VP, Gen Counsel ... | Option Exercise | A | 0.00 | 10,886 | 0 | 10,886 | |
Jan 20 2009 | MATK | MARTEK BIOSCIENCES ... | EASTERLING BARNEY B JR | Sr VP Manufacturing | Option Exercise | A | 0.00 | 7,048 | 0 | 7,048 | |
Jan 20 2009 | MATK | MARTEK BIOSCIENCES ... | DUBIN STEVE | Chief Executive Off ... | Option Exercise | A | 0.00 | 16,198 | 0 | 16,198 | |
Jan 20 2009 | MATK | MARTEK BIOSCIENCES ... | ABRAMSON DAVID M | President | Option Exercise | A | 0.00 | 12,546 | 0 | 12,546 | |
Jan 20 2009 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Option Exercise | A | 0.00 | 12,546 | 0 | 12,546 | |
Jan 20 2009 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Gift | G | 0.00 | 1,000 | 0 | 10,828 | 11.8 K to 10.8 K (-8.45 %) |
Sep 10 2008 | MATK | MARTEK BIOSCIENCES ... | Fealey Terence | SrVP&ChiefInnovatio ... | Option Exercise | M | 0.00 | 1,634 | 0 | 6,536 | |
Sep 10 2008 | MATK | MARTEK BIOSCIENCES ... | Fealey Terence | SrVP&ChiefInnovatio ... | Buy | M | 0.00 | 1,634 | 0 | 1,634 | 0 to 1.6 K |
Jun 18 2008 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Sell | S | 34.03 | 1,500 | 51,042 | 4,025 | 5.5 K to 4 K (-27.15 %) |
Jun 18 2008 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Option Exercise | M | 6.25 | 10,000 | 62,500 | 0 | |
Jun 18 2008 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Sell | S | 33.61 | 8,000 | 268,853 | 20,096 | 28.1 K to 20.1 K (-28.47 %) |
Jun 18 2008 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Buy | M | 6.25 | 10,000 | 62,500 | 28,096 | 18.1 K to 28.1 K (+55.26 %) |
May 19 2008 | MATK | MARTEK BIOSCIENCES ... | Devine Michael G | Director | Option Exercise | A | 0.00 | 1,755 | 0 | 1,755 | |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Option Exercise | M | 0.00 | 2,788 | 0 | 11,152 | |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Payment of Exercise | F | 30.39 | 960 | 29,174 | 11,828 | 12.8 K to 11.8 K (-7.51 %) |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | BUZY PETER L | CFO, Treasurer and ... | Buy | M | 0.00 | 2,788 | 0 | 12,788 | 10 K to 12.8 K (+27.88 %) |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | ABRAMSON DAVID M | President | Option Exercise | M | 0.00 | 2,788 | 0 | 11,152 | |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | ABRAMSON DAVID M | President | Payment of Exercise | F | 30.39 | 960 | 29,174 | 3,078 | 4 K to 3.1 K (-23.77 %) |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | ABRAMSON DAVID M | President | Buy | M | 0.00 | 2,788 | 0 | 4,038 | 1.3 K to 4 K (+223.04 %) |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | Nitze Peter A | Chief Operating Off ... | Option Exercise | M | 0.00 | 2,788 | 0 | 11,152 | |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | Nitze Peter A | Chief Operating Off ... | Payment of Exercise | F | 30.39 | 905 | 27,503 | 2,883 | 3.8 K to 2.9 K (-23.89 %) |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | Nitze Peter A | Chief Operating Off ... | Buy | M | 0.00 | 2,788 | 0 | 3,788 | 1,000 to 3.8 K (+278.80 %) |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | EASTERLING BARNEY B JR | Sr VP Manufacturing | Option Exercise | M | 0.00 | 1,566 | 0 | 6,266 | |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | EASTERLING BARNEY B JR | Sr VP Manufacturing | Payment of Exercise | F | 30.39 | 542 | 16,471 | 14,560 | 15.1 K to 14.6 K (-3.59 %) |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | EASTERLING BARNEY B JR | Sr VP Manufacturing | Buy | M | 0.00 | 1,566 | 0 | 15,102 | 13.5 K to 15.1 K (+11.57 %) |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | Feitel David | Sr VP, Gen Counsel ... | Option Exercise | M | 0.00 | 1,418 | 0 | 5,672 | |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | Feitel David | Sr VP, Gen Counsel ... | Payment of Exercise | F | 30.39 | 511 | 15,529 | 907 | 1.4 K to 907 (-36.04 %) |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | Feitel David | Sr VP, Gen Counsel ... | Buy | M | 0.00 | 1,418 | 0 | 1,418 | 0 to 1.4 K |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | DUBIN STEVE | Chief Executive Off ... | Option Exercise | M | 0.00 | 3,599 | 0 | 14,398 | |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | DUBIN STEVE | Chief Executive Off ... | Payment of Exercise | F | 30.39 | 1,239 | 37,653 | 20,060 | 21.3 K to 20.1 K (-5.82 %) |
Mar 21 2008 | MATK | MARTEK BIOSCIENCES ... | DUBIN STEVE | Chief Executive Off ... | Buy | M | 0.00 | 3,599 | 0 | 21,299 | 17.7 K to 21.3 K (+20.33 %) |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | KELLER JEROME C | Director | Option Exercise | A | 0.00 | 2,034 | 0 | 2,034 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | KELLER JEROME C | Director | Option Exercise | M | 0.00 | 2,907 | 0 | 0 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | KELLER JEROME C | Director | Buy | M | 0.00 | 2,907 | 0 | 5,907 | 3 K to 5.9 K (+96.90 %) |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Option Exercise | A | 0.00 | 2,034 | 0 | 2,034 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Option Exercise | M | 0.00 | 2,907 | 0 | 0 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | MACMASTER JR DOUGLAS J | Director | Buy | M | 0.00 | 2,907 | 0 | 18,096 | 15.2 K to 18.1 K (+19.14 %) |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | A | 0.00 | 2,034 | 0 | 2,034 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | ROTBERG EUGENE H | Director | Option Exercise | A | 0.00 | 2,034 | 0 | 2,034 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | ROTBERG EUGENE H | Director | Option Exercise | M | 0.00 | 2,907 | 0 | 0 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | ROTBERG EUGENE H | Director | Buy | M | 0.00 | 2,907 | 0 | 49,657 | 46.8 K to 49.7 K (+6.22 %) |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | KAWALEK POLLY B | Director | Option Exercise | A | 0.00 | 2,034 | 0 | 2,034 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | KAWALEK POLLY B | Director | Option Exercise | M | 0.00 | 2,907 | 0 | 0 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | KAWALEK POLLY B | Director | Buy | M | 0.00 | 2,907 | 0 | 3,907 | 1,000 to 3.9 K (+290.70 %) |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | FLANAGAN ROBERT J | Director | Option Exercise | A | 0.00 | 2,034 | 0 | 2,034 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | FLANAGAN ROBERT J | Director | Option Exercise | M | 0.00 | 2,907 | 0 | 0 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | FLANAGAN ROBERT J | Director | Buy | M | 0.00 | 2,907 | 0 | 3,126 | 219 to 3.1 K (+1,327.40 %) |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Option Exercise | A | 0.00 | 2,034 | 0 | 2,034 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Option Exercise | M | 0.00 | 2,907 | 0 | 0 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Buy | M | 0.00 | 2,907 | 0 | 5,525 | 2.6 K to 5.5 K (+111.04 %) |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | BEERY JAMES | Director | Option Exercise | A | 0.00 | 2,034 | 0 | 2,034 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | BEERY JAMES | Director | Option Exercise | M | 0.00 | 2,907 | 0 | 0 | |
Mar 17 2008 | MATK | MARTEK BIOSCIENCES ... | BEERY JAMES | Director | Buy | M | 0.00 | 2,907 | 0 | 2,907 | 0 to 2.9 K |
Mar 07 2008 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Option Exercise | M | 0.00 | 2,618 | 0 | 0 | |
Mar 07 2008 | MATK | MARTEK BIOSCIENCES ... | D'Andrea Harry J | Director | Buy | M | 0.00 | 2,618 | 0 | 2,618 | 0 to 2.6 K |
Jan 22 2008 | MATK | MARTEK BIOSCIENCES ... | MAYER ROBERT H | Director | Option Exercise | A | 0.00 | 1,813 | 0 | 1,813 | |
Jan 18 2008 | MATK | MARTEK BIOSCIENCES ... | Nitze Peter A | Chief Operating Off ... | Option Exercise | A | 0.00 | 10,039 | 0 | 10,039 |