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Washington, D.C. 20549

Form 8-K

Pursuant to Section 13 or 15(d) of

the Securities Exchange Act of 1934

May 21, 2026

Date of Report

(Date of Earliest Event Reported)

Pinnacle Financial Partners, Inc.

(Exact Name of Registrant as Specified in its Charter)

3400 Overton Park Drive, Atlanta, Georgia 30339

(Address of principal executive offices) (Zip Code)

(706) 641-6500

(Registrant’s telephone number, including area code)

__________________________

(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:

    ☐    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. ☐

The Company’s 2026 Annual Meeting of Shareholders was held on May 21, 2026. The following is a summary of the proposals that were submitted to the shareholders for approval and a tabulation of the votes with respect to each proposal.

The following 15 nominees named in the proxy statement for the Company’s 2026 Annual Meeting of Shareholders were elected by majority vote.

There were 17,015,646 broker non-votes for each director on this proposal.

The Pinnacle Financial Partners, Inc. 2026 Omnibus Plan was approved.

An advisory vote on the compensation of the Company’s named executive officers as determined by the Compensation and Human Capital Committee was approved.

An advisory vote on the frequency of approval of the compensation of the Company's named executive officers as determined by the Compensation Committee.

The appointment of KPMG LLP as the Company’s independent auditor for the fiscal year ended December 31, 2026 was ratified.

Signature

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, Pinnacle Financial Partners, Inc. has caused this report to be signed on its behalf by the undersigned hereunto duly authorized.