Statement of Changes in Beneficial Ownership (4)

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Share Name	Share Symbol	Market	Type
(MM)	NASDAQ:DRTX	NASDAQ	Common Stock

	Price Change	% Change	Share Price	Bid Price	Offer Price	High Price	Low Price	Open Price	Shares Traded	Last Trade
	0.00	0.00%	24.17						0	01:00:00

Statement of Changes in Beneficial Ownership (4)

19/11/2014 10:34pm

Edgar (US Regulatory)

Exhibit 99 Form 4 Joint Filer Information Names of Joint Filers: Canaan VIII L.P. Canaan Partners VIII LLC Canaan Management, Inc. Address of Joint Filers: c/o Canaan Partners 285 Riverside Avenue, Suite 250 Westport, CT 06880 Designated Filer: Canaan VIII L.P. Issuer and Ticker Symbol: Durata Therapeutics, Inc. [DRTX] Date of Event: November 17, 2014 Signatures of Joint Filers: Canaan VIII L.P. By: Canaan Partners VIII LLC Its Sole General Partner By: /s/ Jaime E. Slocum, Attorney-in-Fact -------------------------------------- Manager Canaan Partners VIII LLC By: /s/ Jaime E. Slocum, Attorney-in-Fact -------------------------------------- Manager Canaan Management, Inc. By: /s/ Brenton K. Ahrens, Vice President --------------------------------------- Chief Financial Officer and Treasurer