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): April 23, 2021

Huntsman Corporation

(Exact name of registrant as specified in its charter)

Huntsman International LLC

(Exact name of registrant as specified in its charter)

Registrants’ 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):

¨    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

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.       ¨

On April 29, 2021, Huntsman Corporation (the “Company”) announced that Randy W. Wright had notified the Company on April 23, 2021 of his decision to retire. Mr. Wright, age 62, has been with the Company since 2004 and has served as Vice President and Controller since February 2012. Mr. Wright’s decision to retire is not due to any outstanding issues with the Company or disagreements with respect to the Company’s operations, policies or practices, or the Company’s independent auditors, and his retirement will be effective in September 2021.

Also on April 29, 2021, the Company announced that Steven C. Jorgensen, age 52, has been appointed Vice President and Controller to be effective on or about August 1, 2021. Mr. Jorgensen joined the Company in 2004 and has served in various roles, most recently as Vice President Finance and Controller of the Performance Products segment. Mr. Jorgensen previously served as Vice President Accounting Shared Services and Internal Controls from February 2012 to December 2016 and Vice President, Internal Controls and Internal Audit from May 2007 to February 2012. Prior to joining the Company, Mr. Jorgensen held a variety of positions at General Electric Consumer Finance and Deloitte & Touche LLP. Mr. Jorgensen is a Certified Public Accountant.

There was no arrangement or understanding between Mr. Jorgensen and any other person pursuant to which Mr. Jorgensen was appointed Vice President and Controller of the Company. There are no transactions in which Mr. Jorgensen has an interest requiring disclosure under Item 404(a) of Regulation S-K.

As Vice President and Controller, Mr. Jorgensen will be eligible to participate in the Company’s benefit plans and receive payments and benefits upon certain severance events through the Company’s Executive Severance Plan. A description of the Executive Severance Plan is contained in the Company’s Definitive Proxy Statement filed with the Securities and Exchange Commission on March 18, 2021.

(a)    The Company’s 2021 Annual Meeting of Stockholders was held on April 28, 2021 (the “Annual Meeting”).

(b)    The Company’s stockholders voted on the following four proposals (each described in detail in the Company’s definitive proxy statement filed with the Securities and Exchange Commission on March 18, 2021) at the Annual Meeting and cast their votes as follows:

On April 28, 2021, the Company announced a 15% increase in its second quarter 2021 dividend. The increased dividend of $0.1875 per share of the Company’s common stock will be payable on June 30, 2021 to stockholders of record as of June 15, 2021. The full text of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

The following exhibit is furnished as part of this Current Report on Form 8-K.

(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.