KOCH ARTHUR A JR 4
4 · IMPAX LABORATORIES INC · Filed May 24, 2010
Insider Transaction Report
Form 4
KOCH ARTHUR A JR
SVP, Finance, and CFO
Transactions
- Tax Payment
Common Stock
2010-05-20$19.65/sh−9,034$177,518→ 89,966 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.