UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 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): May 18, 2017 (May 17, 2017)

TENNECO INC.

(Exact Name of Registrant as Specified in Charter)

Registrant’s telephone number, including area code: (847) 482-5000

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:

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.  ☐

On May 17, 2017, Tenneco Inc. (the “Company”) held its 2017 Annual Meeting of Stockholders. The stockholders voted on the matters set forth below. A copy of the press release announcing the voting results is attached as Exhibit 99.1.

1. The nominees for election to the Board of Directors were elected, each for a one-year term, based upon the following votes:

2. The proposal to ratify the appointment of PricewaterhouseCoopers LLP as the Company’s independent public accountants for the year 2017 was approved based upon the following votes:

There were no broker non-votes for this item.

3. The proposal to approve the compensation of our named executive officers was approved based upon the following advisory, non-binding vote:

4. The stockholders recommended that we conduct future advisory votes on named executive compensation every one year based upon the following advisory, non-binding vote:

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.