KOCH ARTHUR A JR 4
4 · IMPAX LABORATORIES INC · Filed May 22, 2012
Insider Transaction Report
Form 4
KOCH ARTHUR A JR
SVP, Finance, and CFO
Transactions
- Tax Payment
Common Stock
2012-05-20$20.97/sh−10,147$212,783→ 130,897 total
Footnotes (1)
- [F1]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.