Exhibit 99.1

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WINTER HAVEN, FL – July 6, 2026 – SouthState Bank Corporation (NYSE: SSB) (“SouthState” or the “Company”) announced today that it will release second quarter 2026 earnings results on Thursday, July 23, 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.

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SouthState will host a conference call on Friday, July 24, 2026 at 9:00 a.m. (ET) to discuss its second quarter 2026 results. Investors may call in (toll free) by dialing (833) 461-5787 within the US (host: Will Matthews, CFO). The conference ID number is 404525610. The numbers for international participants are listed at https://help.events.q4inc.com/eahc/international-dial-in-numbers. Participants may also pre-register for the conference by navigating to https://events.q4inc.com/attendee/404525610. Access detail will be provided via email upon completion of registration.

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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 July 24, 2026 through the Investor Relations section of www.SouthStateBank.com.