Feitel David 4

4 · MARTEK BIOSCIENCES CORP · Filed Mar 23, 2009

Form 4

Period: 2009-03-19

Sr VP, Gen Counsel & Secretary

Transactions

Tax Payment
Common Stock
2009-03-19$17.07/sh−898$15,329→ 2,529 total
Exercise/Conversion
Restricted Stock Units
2009-03-19−1,418→ 4,254 total
→ Common Stock (1,418 underlying)
Exercise/Conversion
Common Stock
2009-03-19+2,520→ 3,427 total
Exercise/Conversion
Restricted Stock Units
2009-03-19−1,102→ 4,412 total
→ Common Stock (1,102 underlying)

Holdings

Footnotes (5)

[F1]Shares of common stock acquired on the vesting of restricted stock units.
[F2]Shares of common stock withheld by the issuer for the payment of withholding taxes in connection with the delivery of common stock on the vesting of restricted stock units.
[F3]Each restricted stock unit represents a contingent right to receive one share of Martek common stock.
[F4]The restricted stock units vest in five equal installments, with the first vesting date on March 19, 2008 and annually thereafter. Once vested, restricted stock units may be: (i) settled in an equal number of shares of Martek common stock, or (ii) deferred under Martek's Amended and Restated 2004 Stock Incentive Plan.
[F5]The restricted stock units vest in five equal installments, with the first vesting date on March 19, 2009 and annually thereafter. Once vested, restricted stock units may be: (i) settled in an equal number of shares of Martek common stock, or (ii) deferred under Martek's Amended and Restated 2004 Stock Incentive Plan.

Documents

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