ROTBERG EUGENE H

CIK 00012515151 companyCOLUMBIA, MD

SEC Profile

Transactions

Companies

Filings

CIK

0001251515

Recent Transactions

21 trades

Disposition to Issuer
MARTEK BIOSCIENCES CORP
Stock Option (right to buy)
2011-02-25$16.94/sh−15,000→ 0 total
Award
MARTEK BIOSCIENCES CORP
Common Stock
2011-02-25+2,533→ 2,533 total
Exercise/Conversion
MARTEK BIOSCIENCES CORP
Restricted Stock Units
2011-02-25−2,533→ 0 total
Disposition to Issuer
MARTEK BIOSCIENCES CORP
Stock Option (right to buy)
2011-02-25$3.00/sh−15,000→ 0 total
Disposition to Issuer
MARTEK BIOSCIENCES CORP
Stock Option (right to buy)
2011-02-25$3.63/sh−15,000→ 0 total
Disposition to Issuer
MARTEK BIOSCIENCES CORP
Common Stock
2011-02-25$31.50/sh−2,533→ 0 total
Disposition from Tender
MARTEK BIOSCIENCES CORP
Common Stock
2011-02-18$31.50/sh−7,300→ 0 total
Disposition from Tender
MARTEK BIOSCIENCES CORP
Common Stock
2011-02-18$31.50/sh−55,206→ 0 total
Disposition from Tender
MARTEK BIOSCIENCES CORP
Common Stock
2011-02-18$31.50/sh−7,300→ 0 total
Award
MARTEK BIOSCIENCES CORP
Restricted Stock Units
2010-03-18+2,533→ 2,533 total
Exercise/Conversion
MARTEK BIOSCIENCES CORP
Common Stock
2010-03-18+3,515→ 55,206 total
Exercise/Conversion
MARTEK BIOSCIENCES CORP
Restricted Stock Units
2010-03-18−3,515→ 0 total
Award
MARTEK BIOSCIENCES CORP
Restricted Stock Units
2009-03-19+3,515→ 3,515 total
Exercise/Conversion
MARTEK BIOSCIENCES CORP
Restricted Stock Units
2009-03-13−2,034→ 0 total
Exercise/Conversion
MARTEK BIOSCIENCES CORP
Common Stock
2009-03-13+2,034→ 51,691 total
Exercise/Conversion
MARTEK BIOSCIENCES CORP
Common Stock
2008-01-02$14.44/sh+5,000→ 46,750 total
Exercise/Conversion
MARTEK BIOSCIENCES CORP
Stock Option (right to buy)
2008-01-02−5,000→ 0 total
Award
MARTEK BIOSCIENCES CORP
Stock Option (right to buy)
2006-03-16+5,000→ 5,000 total
Sale
MARTEK BIOSCIENCES CORP
Common Stock
2005-04-06$60.82/sh−15,000→ 41,750 total
Exercise/Conversion
MARTEK BIOSCIENCES CORP
Stock Option
2005-04-06−15,000→ 0 total
Exercise/Conversion
MARTEK BIOSCIENCES CORP
Common Stock
2005-04-06$12.00/sh+15,000→ 56,750 total

Companies

MARTEK BIOSCIENCES CORP
Director

Recent Filings

Address

6480 DOBBIN RD

COLUMBIA, MD, 21045

View on SEC.gov