Stock Trading History of Ramsay David A

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Ramsay David A since year 2005. The trader's CIK number is 1283292. At the time of this reporting, Ramsay David A is the Secretary, CFO of Halozyme Therapeutics Inc . (stock ticker symbol HTI). See this page for all insider trading activities at Halozyme Therapeutics Inc .

Stock purchases, sales, and option exercises reported by insider *Ramsay David A* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-03-18	HALO	Halozyme Therapeutics Inc	Purchase	10,000	4.55	45,500
2007-07-26	HALO	Halozyme Therapeutics Inc	Option Exercise	30,000	.39	11,700
2007-07-16	HALO	Halozyme Therapeutics Inc	Sale	10,000	9.89	98,887
2007-06-14	HALO	Halozyme Therapeutics Inc	Sale	10,000	10.12	101,248
2007-05-14	HTI	Halozyme Therapeutics Inc	Sale	10,000	10.19	101,900
2005-08-24	HTI	Halozyme Therapeutics Inc	Purchase	10,000	1.70	17,000
2005-08-23	HTI	Halozyme Therapeutics Inc	Purchase	5,000	1.68	8,425
2005-05-27	HTI	Halozyme Therapeutics Inc	Purchase	10,000	1.99	19,900

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Ramsay David A (Secretary, CFO of Halozyme Therapeutics Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.