8-K

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): May 21, 2026

TARGA RESOURCES CORP.

(Exact name of registrant as specified in its charter)

811 Louisiana St, Suite 2100

Houston, TX 77002

(Address of principal executive office and Zip Code)

(713) 584-1000

(Registrant’s telephone number, including area code)

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):

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 (17 CFR §230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §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. ☐

Targa Resources Corp. (the “Company”) held its 2026 Annual Meeting of Stockholders (the “Annual Meeting”) on May 21, 2026. At the Annual Meeting, the Company’s stockholders were requested to: (1) elect four Class I Directors to serve on the Company’s Board of Directors (the “Board”) for a term of office expiring at the Company’s 2029 Annual Meeting of Stockholders; (2) ratify the selection of PricewaterhouseCoopers LLP as the Company’s independent auditors for 2026; and (3) approve, on an advisory basis, the compensation of the Company’s named executive officers for the fiscal year ended December 31, 2025. The following are the final voting results on proposals considered and voted upon at the Annual Meeting, each of which is more fully described in the Company’s definitive proxy statement on Schedule 14A filed with the Securities and Exchange Commission on March 26, 2026:

1. Each of the four Class I directors that was up for re-election was elected for a term of three years expiring at the Company’s 2029 Annual Meeting of Stockholders. Votes regarding the election of these directors were as follows:

2. PricewaterhouseCoopers LLP was ratified as the Company’s independent auditors for 2026. The voting results were as follows:

3. The Board proposal seeking approval, on an advisory basis, of the compensation of the Company’s named executive officers was approved. The voting results were as follows:

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 thereunto duly authorized.