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): December 28, 2021

Huntsman Corporation

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code:

(281) 719-6000

Not applicable

(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 obligations of the registrant under any of the following provisions (see General Instruction A.2. below):

Securities Registered pursuant to Section 12(b) of the Act:

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 8.01. Other Events.

On December 28, 2021, the Company issued a press release announcing a review of strategic alternatives for the Company’s Textile Effects Division and a multi-year compensation plan for the Company’s officers and vice presidents. A copy of the press release is attached as Exhibit 99.1 to this Form 8-K and is incorporated herein by reference.

Solicitation of Proxies

The Company intends to file a proxy statement and accompanying WHITE proxy card with the Securities and Exchange Commission (the “SEC”) with respect to the Company’s 2022 Annual Meeting of Stockholders (the “2022 Annual Meeting”). The Company’s shareholders are strongly encouraged to read such proxy statement, the accompanying WHITE proxy card and other documents filed with the SEC carefully in their entirety when they become available because they will contain important information. The Company’s shareholders will be able to obtain any proxy statement, any amendments or supplements to the proxy statement and other documents filed by the Company with the SEC free of charge at the SEC’s website at www.sec.gov. Copies will also be available free of charge at the Company’s website at www.huntsman.com.

Certain Information Regarding Participants

The Company, its directors and certain of its executive officers may be deemed to be participants in the solicitation of proxies from the Company’s shareholders in connection with the matters to be considered at the 2022 Annual Meeting. Information about the Company’s directors and executive officers is available in the Company’s (a) annual report on Form 10-K for the year ended December 31, 2020 filed with the SEC on February 12, 2021 and (b) proxy statement filed with the SEC on March 18, 2021 with respect to the Company’s 2021 Annual Meeting of Stockholders. To the extent holdings of the Company’s securities by such directors or executive officers have changed since the amounts printed in the proxy statement, such changes have been or will be reflected on Statements of Changes in Beneficial Ownership on Form 4 filed with the SEC. Additional information regarding the identity of potential participants, and their direct or indirect interests, by security holdings or otherwise, will be set forth in the proxy statement and other materials to be filed with the SEC in connection with the 2022 Annual Meeting.

Item 9.01. Financial Statements and Exhibits.

(d)     Exhibits.

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.

Dated: December 28, 2021