CUSIP No. 632307 10 4 13G

EXHIBIT A

JOINT FILING STATEMENT

We, the undersigned, hereby express our agreement that the attached statement on Schedule 13G relating to the Common Stock of Natera, Inc. is filed on behalf of each of us.

Dated: February 8, 2018

CLAREMONT CREEK VENTURES, L.P.

By: Claremont Creek Partners, LLC

Its: General Partner

By:	/s/ Randall Hawks
	Randall Hawks, Managing Director
CLAREMONT CREEK PARTNERS FUND, L.P.
By: Claremont Creek Partners, LLC
Its: General Partner
By:	/s/ Randall Hawks
	Randall Hawks, Managing Director
CLAREMONT CREEK PARTNERS, LLC
By:	/s/ Randall Hawks
	Randall Hawks, Managing Director
CLAREMONT CREEK VENTURES II, L.P.
By: Claremont Creek Partners II, LLC
Its: General Partner
By:	/s/ Randall Hawks
	Randall Hawks, Managing Director
CLAREMONT CREEK PARTNERS II, LLC
By:	/s/ Randall Hawks
	Randall Hawks, Managing Director
/s/ Randall Hawks
Randall Hawks
/s/ Nathaniel Goldhaber
Nathaniel Goldhaber