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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1356857	Trius Therapeutics Inc	TSRX	Pharmaceutical Preparations (2834)	201320630

Insiders

Cik	Name	Reported Address	Director	Officer	Large Shareholder	Other
1276600	Khaled Nasr	2710 Sand Hill Road, Second Floor Menlo Park CA 94025	No	No	No	Yes
1293973	B Christopher Ehrlich	2710 Sand Hill Road, Second Floor Menlo Park CA 94025	No	No	No	Yes
1381839	A Douglas Pepper	2710 Sand Hill Road, Second Floor Menlo Park CA 94025	No	No	No	Yes
1398928	Interwest Partners Ix, Lp	2710 Sand Hill Road, Second Floor Menlo Park CA 94025	No	No	Yes	No
1413306	S Linda Grais	2710 Sand Hill Road, Second Floor Menlo Park CA 94025	No	No	No	Yes

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Common Stock	Acquisiton	2010-08-06	1,576,814	$0.00	1,576,814	No	4	C	Direct
Common Stock	Acquisiton	2010-08-06	744,496	$4.38	2,321,310	No	4	C	Direct
Common Stock	Acquisiton	2010-08-06	1,227,333	$5.00	3,548,643	No	4	P	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	C	Direct
No	4	C	Direct
No	4	P	Direct

Reported Derivative Transactions

Sec. Name	Sec. Type	Acquisiton - Disposition	Date	Amount	Price	Amount - 2	Price - 2
Common Stock	Series A-2 Convertible Preferred Stock	Disposition	2010-08-06	9,090,910	$0.00	9,090,910	$0.00
Common Stock	Series B Convertible Preferred Stock	Disposition	2010-08-06	4,469,697	$0.00	4,469,697	$0.00

Remaning Holdings	Exercise Date	Expiration Date	Equity Swap Involved	Transaction Form Type	Transaction Code	Nature of Ownership
0			No	4	C	Direct
0			No	4	C	Direct

Footnotes

Upon the closing of the Issuer's initial public offering, each 8.6 shares of the Series A-2 Convertible Preferred Stock and Series B Convertible Preferred Stock automatically converted into one share of Common Stock, and had no expiration date.
The shares are owned by InterWest Partners IX, LP ("IW9"). InterWest Management Partners IX, LLC ("IMP9") is the general partner of IW9 and has sole voting and investment control over the shares owned by IW9. Harvey B. Cash, Philip T. Gianos, W. Stephen Holmes, Gilbert H. Kliman, Arnold L. Oronsky, Thomas L. Rosch, and Michael B. Sweeney are Managing Directors of IMP9 and Bruce A. Cleveland, Christopher B. Ehrlich, Linda S. Grais, Nina Kjellson, Khaled A. Nasr, and Douglas A. Pepper are Venture Members of IMP9. Each Managing Director and Venture Member of IMP9 disclaims beneficial ownership of such shares, except to the extent of their pecuniary interest therein.
The Common Stock was acquired upon conversion of a Secured Convertible Promissory Note exempt from the definition of a derivative security and whose conversion ratio did not become fixed until automatic conversion at the time of the closing of the Issuer's initial public offering.
The shares were purchased in the Issuer's initial public offering.