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Martek Biosciences Corp Stock: price and insider trades · United States
No insider purchase over the last 90 days. The latest, by Royal DSM N.V., was filed 01 Mar 2011.
Martek Biosciences Corp: what insiders have been doing
Martek Biosciences Corp is a listed company. Its directors and officers file their transactions with SEC (Form 4). The past year has been quiet: not a single insider filing for Martek Biosciences Corp. The previous disclosure was published on 1 March 2011.
Looking back to 2006, when coverage begins, insiders filed 15 purchases and 8 sales.
Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.
Insider Decl.
147
Thresholds
n/a
Buy Volume
€368M
15 ops. · all time
Sell Volume
€1M
8 ops. · all time
Last declaration on 1 March 2011
Declarations147 total
6,048 shares0Common StockSEC:0001209191-11-014031:0
2,533 shares0Common StockSEC:0001209191-11-014026:0
22,736 shares0Common StockSEC:0001209191-11-014037:0
22,736 shares@ US$31.50Common StockSEC:0001209191-11-014037:1
40,468 shares0Common StockSEC:0001209191-11-014034:0
15,712,946 shares@ US$31.50Common StockSEC:0001104659-11-011541:0
Canonical exit: 23 May 2011 (T+90)
2,533 shares0Common StockSEC:0001209191-11-014025:0
2,533 shares0Common StockSEC:0001209191-11-014028:0
2,533 shares@ US$31.50Common StockSEC:0001209191-11-014028:1
52,247 shares0Common StockSEC:0001209191-11-014036:0
52,247 shares@ US$31.50Common StockSEC:0001209191-11-014036:1
31,881 shares0Common StockSEC:0001209191-11-014039:0
31,881 shares@ US$31.50Common StockSEC:0001209191-11-014039:1
2,533 shares0Common StockSEC:0001209191-11-014032:0
2,533 shares0Common StockSEC:0001209191-11-014030:0
2,533 shares0Common StockSEC:0001209191-11-014029:0
40,468 shares0Common StockSEC:0001209191-11-014040:0
2,533 shares0Common StockSEC:0001209191-11-014024:0
2,533 shares0Common StockSEC:0001209191-11-014033:0
6,048 shares0Common StockSEC:0001209191-11-014023:0
6,048 shares@ US$31.50Common StockSEC:0001209191-11-014023:1
40,468 shares0Common StockSEC:0001209191-11-014035:0
40,468 shares@ US$31.50Common StockSEC:0001209191-11-014035:1
19,042 shares@ US$31.50Common StockSEC:0001209191-11-012684:0
3,847 shares@ US$31.50Common StockSEC:0001209191-11-012679:0
25 of 147 declarations
