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): January 6, 2019

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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):

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

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

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

¨ 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 ¨

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 2.02 Results of Operations and Financial Condition.

Item 7.01 Regulation FD Disclosure.

In connection with its participation in the J.P. Morgan Healthcare Conference, NanoString Technologies, Inc. announced on January 6, 2019 certain preliminary results at and for the year ended December 31, 2018. A copy of the press release is furnished herewith as Exhibit 99.1 and is incorporated herein by reference. The information in Items 2.02 and 7.01 of this Current Report on Form 8-K and the attached Exhibit 99.1 are furnished to, but not filed with, the SEC.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

Pursuant to the rules and regulations of the SEC, Exhibit 99.1 is deemed to have been furnished to, but not filed with, the SEC.

Exhibit No.	Description
99.1	Press release dated January 6, 2019.

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:	January 7, 2019	By:	/s/ R. Bradley Gray
			R. Bradley Gray
			President and Chief Executive Officer