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 17, 2017

T2 BIOSYSTEMS, INC.

(Exact name of registrant as specified in its charter)

101 Hartwell Avenue, Lexington, Massachusetts 02421

(Address of principal executive offices, including Zip Code)

(781) 761-4646

(Registrant’s telephone number, including area code)

N/A

(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:

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))

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

(b) Departure of Director

On January 17, 2017, T2 Biosystems, Inc. (the “Company”) received a written letter of resignation from Joshua Bilenker stating that he resigned, effective immediately, from his position as a Class II director of the Company and all committees of the Board of Directors of the Company (the “Board”) on which he was serving. Mr. Bilenker resigned from the Board in connection with other personal commitments and not as a result of any dispute or disagreement with the Company or any member of its management.

Mr. Bilenker served on the Nominating and Corporate Governance Committee of the Board prior to his resignation.  Following Mr. Bilenker’s resignation from the Board, the Nominating and Corporate Governance Committee of the Board is now comprised of the following members: Jack Cumming.

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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.

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