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): March 9, 2018

CDTI ADVANCED MATERIALS, INC.

(Exact Name of Registrant as Specified in Charter)

(805) 639-9458

(Registrant’s telephone number, including area code)

Clean Diesel Technologies, Inc.

(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 o

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. o

Item 5.03                                           Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.

On March 8, 2018, Clean Diesel Technologies, Inc., a Delaware corporation (the “Company”), filed with the Secretary of State of the State of Delaware a certificate of amendment to its Restated Certificate of Incorporation (the “Certificate of Amendment”) to change the legal name of the Company from Clean Diesel Technologies, Inc. to CDTI Advanced Materials, Inc. (the “Name Change”), effective as of March 9, 2018. Other than the Name Change, there were no changes to the Company’s certificate of incorporation. A copy of the Certificate of Amendment, as filed with the Secretary of State of the State of Delaware, is attached hereto as Exhibit 3.1 and incorporated herein by reference.

The Company’s common stock will continue to trade under the ticker symbol CDTI. The Name Change resulted in a change to the CUSIP number for the Company’s outstanding shares of common stock offered on the Nasdaq Stock Market. The new CUSIP number for such common stock is 12514V105.

Item 9.01                                           Financial Statements and Exhibits.

(d)                                 Exhibits

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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.

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