SouthState Bank Corporation

Item 7.01 Regulation FD Disclosure. SouthState Bank Corporation to announce quarterly earnings results on Wednesday, October 21, 2026 Winter Haven, FL. - October 2, 2026 - SouthState Bank Corporation (NYSE: SSB) (“SouthState” or the “Company”) announced today that it will release third quarter 2026 earnings results on Wednesday, October 21, 2026, after the market closes. Upon release, investors may access a copy of SouthState’s earnings results at the Company’s website at www. SouthStateBank.com under Investor Relations, News, News & Market Data section. SouthState will host a conference call on Thursday, October 22, 2026 at 9:00 a.m. (ET) to discuss its third quarter 2026 results. Investors may call in (toll free) by dialing (833) 461-5787 within the US (host: Will Matthews, CFO). The numbers for international participants are listed at https://help.events.q4inc.com/eahc/international-dial-in-numbers. The conference ID number is 728284222. Participants may also pre-register for the conference by navigating to https://events.q4inc.com/attendee/728284222. Access detail will be provided via email upon completion of registration. Alternatively, individuals may listen to the live webcast of the presentation by visiting the link at SouthState’s website at www. SouthStateBank.com. A replay of the live webcast is expected to be available by the evening of Thursday, October 22, 2026 through the Investor Relations section of www. SouthStateBank.com. In accordance with General Instruction B.2 of Form 8-K, the information in this Current Report on Form 8-K shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.