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Home > Insider Trading > Martek Biosciences Corp > Profile

Martek Biosciences Corp (MATK)

Market is closed

Sector: Biological Products, (No Disgnostic Substances)

Hedge Fund Holdings

Filing Period:

No.	Hedge Fund	Shares	Value	Activity	% Port
1.	Advanced Investment Partners Douglas W. Case	0	$0		0%
2.	D E Shaw D. E. Shaw	0	$0		0%
3.	Highbridge Capital Management Glenn Russell Dubin	0	$0		0%
4.	AQR Capital Management Cliff Asness	0	$0		0%
5.	Millennium Management Israel Englander	0	$0		0%

Insider Trading: Purchases See All

Insider	Price	Amount	Relationship	Remaining Holdings	Date	Form 4
Royal	$31.50	15,712,946	Large Shareholder	45,755,200	2011-02-22	Filing
Royal	$31.50	245,302	Large Shareholder	30,042,254	2011-02-24	Filing
Royal	$31.50	17,000	Large Shareholder	29,796,952	2011-02-23	Filing
Royal	$31.50	32	Large Shareholder	29,779,952	2011-02-22	Filing
Dubin	$20.96	2,000	Officer, Director	32,462	2010-07-07	Filing

Insider Trading: Sales See All

Insider	Price	Amount	Relationship	Remaining Holdings	Date	Form 4
Macmaster	$23.80	4,907	Director	17,223	2009-09-23	Filing

Institutional Investors' Holdings

Filing Period:

No.	Name	Shares	Value	% Port
1.	Sargent Bickham Lagudis Llc	0	$0	0%