UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

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FORM 8-K

__________________________

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): November 7, 2017

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NanoString Technologies, Inc.

(Exact name of registrant as specified in its charter)

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Delaware	001-35980	20-0094687
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

530 Fairview Avenue North

Seattle, Washington 98109

(Address of principal executive offices, including zip code)

(206) 378-6266

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging Growth Company ý

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act).   ¨

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(b) On November 7, 2017, James A. Johnson announced his resignation as Chief Financial Officer of NanoString Technologies, Inc. (the “Company”), effective December 31, 2017. Mr. Johnson indicated he was resigning to pursue other professional opportunities. The Company has retained Spencer Stuart, a leading executive search firm, to initiate a search for Mr. Johnson’s replacement.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

		NanoString Technologies, Inc.
Date: November 8, 2017	By:	/s/ R. Bradley Gray
		R. Bradley Gray
		President and Chief Executive Officer