|4Mar 11, 4:47 PM ET

MACMASTER JR DOUGLAS J 4

4 · MARTEK BIOSCIENCES CORP · Filed Mar 11, 2010

Insider Transaction Report

Form 4
Period: 2010-03-09
Transactions
  • Exercise/Conversion

    Employee Stock Option

    2010-03-0915,0000 total
    Exercise: $12.00Exp: 2010-03-16Common Stock (15,000 underlying)
  • Tax Payment

    Common Stock

    2010-03-09$22.50/sh10,465$235,42621,758 total
  • Exercise/Conversion

    Common Stock

    2010-03-09$12.00/sh+15,000$180,00032,223 total
Footnotes (1)
  • [F1]Options became exercisable beginning six months from the date of grant.

Documents

1 file
  • 4
    doc4.xmlPrimary

    FORM 4 SUBMISSION