AGREEMENT

EXHIBIT 1

AGREEMENT

In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that this Statement on Schedule 13D relating to the Common Stock, $0.0001 par value, of Genomic Health, Inc. is being filed with the Securities and Exchange Commission on behalf of each of them.

June 9, 2011

	By:	/s/ Xxxxxx X. Xxxxx
		Xxxxxx X. Xxxxx
	By:	/s/ Xxxxx X. Xxxxx
		Xxxxx X. Xxxxx

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