$SO (SOUTHERN) — 8-K: Southern Company Board Amends Bylaws on Special Meetings and Proxy Rules

On October 20, 2026, The Southern Company's Board amended and restated its By-Laws, effective immediately. The amendments require stockholders requesting a special meeting to own the Requisite Percentage of shares on a net long basis and hold them for at least one year prior to the request date. Special meeting requests are invalid if received during the period commencing 90 calendar days before and ending 90 calendar days after the first anniversary of the preceding year's annual meeting. The bylaws also reflect universal proxy rules under Rule 14a-19 and set advance notice windows of not less than 90 days or more than 120 days prior to the first anniversary of the preceding year's annual meeting.

On October 20, 2026, The Southern Company's Board amended and restated its By-Laws, effective immediately. The amendments require stockholders requesting a special meeting to own the Requisite Percent