UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

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 22, 2018

Editas Medicine, Inc.

(Exact Name of Registrant as Specified in its Charter)

Delaware		001-37687		46-4097528
(State or Other Jurisdiction of Incorporation)		(Commission File Number)		(IRS Employer Identification No.)

11 Hurley Street Cambridge, Massachusetts		02141
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s telephone number, including area code: (617) 401-9000

(Former Name or Former Address, if Changed Since Last Report)

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 x

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. x

Item 8.01. Other Events

On January 22, 2018, Editas Medicine, Inc. (the “Company”) registered for resale 56,099 shares of the Company’s common stock, par value $0.0001 per share, pursuant to a prospectus supplement under its automatic shelf registration statement on Form S-3 (File No. 333-222266), filed with the Securities and Exchange Commission on December 22, 2017 (the “Registration Statement”). The opinion and consent of Wilmer Cutler Pickering Hale and Dorr LLP, as to the validity of these shares of common stock, filed as Exhibits 5.1 and 23.1 to this Current Report on Form 8-K, respectively, are incorporated by reference into the Registration Statement.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.		Description
5.1		Opinion of Wilmer Cutler Pickering Hale and Dorr LLP
23.1		Consent of Wilmer Cutler Pickering Hale and Dorr LLP (included in Exhibit 5.1)

SIGNATURES

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

	EDITAS MEDICINE, INC.

Date: January 22, 2018	By:	/s/ Andrew A. F. Hack
		Andrew A. F. Hack
		Chief Financial Officer