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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1003642	Impax Laboratories Inc	IPXL	Pharmaceutical Preparations (2834)	650403311

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
938048	Allen Chao	C/O Impax Laboratories, Inc. 30831 Huntwood Ave. Hayward CA 94544		Yes	No	No	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Acquisiton	2010-08-13	6,200	$16.03	166,200	No	4	P	Indirect	By Allen Chao and Lee-Hwa Chao Family Trust
Common Stock	Acquisiton	2010-08-13	20,000	$16.03	116,000	No	4	P	Indirect	By Allen Chao Interest, Ltd.
Common Stock	Acquisiton	2010-08-13	20,000	$16.03	20,000	No	4	P	Indirect	By MAL Investment

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	P	Indirect	By Allen Chao and Lee-Hwa Chao Family Trust
No	4	P	Indirect	By Allen Chao Interest, Ltd.
No	4	P	Indirect	By MAL Investment

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	39,095	Direct

Footnotes

The price reported in Column 4 is a weighted average price. These shares were purchased at prices ranging from $15.90 to $16.07 in multiple transactions. The reporting person undertakes to provide to Impax Laboratories, Inc., any security holder of Impax Laboratories, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.