Peter A. Nitze serves as Executive at MARTEK BIOSCIENCES CORP, where they oversee executive responsibilities. Since joining the company, Peter A. Nitze has executed 11 insider transactions totaling $21.1K, demonstrating a bullish approach to their equity position. Their most recent transaction on Feb 25, 2011 involved selling 40,468 shares valued at $1.3M.
Peter A. Nitze currently holds 40,468 shares of MARTEK BIOSCIENCES CORP (MATK), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Peter A. Nitze has been a net buyer of MATK stock. They have purchased $21.1K and sold $0 worth of shares.
Peter A. Nitze's most recent insider trade was on Feb 25, 2011, when they sold 40,468 shares at $31.50 per share.
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| $N/A |
| Discretionary |
| Feb 22, 2011 | MATK | $31.5K | Tender | 1,000 | $31.50 | Discretionary |
| Feb 18, 2011 | MATK | $316.7K | Tender | 10,054 | $31.50 | Discretionary |
| Mar 19, 2010 | MATK | $56.6K | Payment | 2,372 | $23.88 | Discretionary |
| Mar 19, 2010 | MATK | $0 | Option Exercise | 7,305 | $N/A | Discretionary |
| Mar 19, 2009 | MATK | $26.6K | Payment | 1,557 | $17.07 | Discretionary |
| Mar 19, 2009 | MATK | $0 | Option Exercise | 4,795 | $N/A | Discretionary |
| Mar 19, 2008 | MATK | $27.5K | Payment | 905 | $30.39 | Discretionary |
| Mar 19, 2008 | MATK | $0 | Option Exercise | 2,788 | $N/A | Discretionary |
| Apr 4, 2007 | MATK | $21.1K | Purchase | 1,000 | $21.15 | Discretionary |