IMPAX LABORATORIES INC·4

May 24, 8:32 PM ET

KOCH ARTHUR A JR 4

4 · IMPAX LABORATORIES INC · Filed May 24, 2011

Insider Transaction Report

Form 4
Period: 2011-05-20
KOCH ARTHUR A JR
SVP, Finance, and CFO
Transactions
  • Tax Payment

    Common Stock

    2011-05-20$26.93/sh21,169$570,081156,047 total
  • Exercise/Conversion

    Common Stock

    2011-05-20$6.55/sh+61,250$401,188177,216 total
  • Exercise/Conversion

    Employee Stock Option (Right to Buy)

    2011-05-2061,25061,250 total
    Exercise: $6.55Exp: 2019-05-20Common Stock (61,250 underlying)
  • Tax Payment

    Common Stock

    2011-05-20$26.93/sh9,034$243,286147,013 total
Footnotes (3)
  • [F1]These shares of common stock were withheld by the issuer upon the exercise of an employee stock option to fund the payment of the exercise price of such option and to satsify Mr. Koch's payroll tax withholding obligations. Such withholding is treated as a disposition of securities under Section 16 of the Securities Exchange Act of 1934, as amended.
  • [F2]These shares of common stock were withheld by the issuer upon the vesting of a restricted stock award to satisfy Mr. Koch's payroll tax withholding obligations. Such withholding is treated as a disposition of securities under Section 16 of the Securities Exchange Act of 1934, as amended.
  • [F3]The option, representing a right to purchase a total of 122,500 shares, becomes exercisable in four equal annual installments beginning on May 20, 2010, which was the first anniversary of the date on which the option was granted.

Documents

1 file
  • 4
    doc4.xmlPrimary

    FORM 4 SUBMISSION