Kim Matthew M. reported multiple insider transaction types in a Form 4 filing for SO. The filing lists transactions totaling 6,464 shares at a weighted average price of $90.86 per share. Following the reported transactions, holdings were 14,025 shares.
Cherry Pedro P. reported multiple insider transaction types in a Form 4 filing for SO. The filing lists transactions totaling 14,933 shares at a weighted average price of $90.86 per share. Following the reported transactions, holdings were 788 shares.
Southern Company EVP & CFO David P. Poroch reported multiple equity-compensation transactions in Southern Company common stock. On February 11, 2026, he acquired 9,454 shares at $0 upon vesting of performance share units for the 2023–2025 award, after the Compensation and Talent Development Committee certified performance. He also acquired 568 shares at $0 from vesting of the first third of performance restricted stock units granted August 1, 2025.
To cover tax withholding, 2,914 shares and 281 shares were withheld at a price of $90.86 per share. Following these transactions, Poroch directly held 48,156 shares of Southern Company common stock and 1,114 performance restricted stock units, each unit representing the right to receive one share of common stock at settlement, with remaining tranches scheduled to vest in 2027 and 2028.
Southern Company officer Peter P. Sena III reported several equity compensation transactions tied to performance awards. On February 11, 2026, he acquired 22,698 shares of Southern Company common stock at $0 upon vesting of performance share units for the 2023–2025 award, and 2,311 shares upon vesting of performance restricted stock units granted on February 5, 2025. To cover state and federal tax withholding, the company withheld 10,067 shares and 1,026 shares at a value of $90.86 per share. After these transactions, he directly held 30,805 shares of common stock and 4,469 performance restricted stock units, with remaining units scheduled to vest in 2027 and 2028.
Kerr, II James Y reported multiple insider transaction types in a Form 4 filing for SO. The filing lists transactions totaling 71,314 shares at a weighted average price of $90.86 per share. Following the reported transactions, holdings were 5,472 shares.
Spainhour Sterling A Jr. reported multiple insider transaction types in a Form 4 filing for SO. The filing lists transactions totaling 50,384 shares at a weighted average price of $90.86 per share. Following the reported transactions, holdings were 4,884 shares.
Southern Company Chairman, President & CEO Kimberly S. Greene reported multiple equity transactions on February 11, 2026. She acquired 51,855 shares of Southern Company common stock at $0 upon vesting of performance share units for the 2023–2025 award period, bringing her direct holdings to 150,000 shares.
On the same date, performance-based restricted stock units vested, including the exercise of 3,240 performance restricted stock units and acquisition of 3,350 shares of common stock at $0. To cover state and federal tax withholding obligations from these awards, 23,097 shares and 1,651 shares were disposed of at $90.86 per share.
Drake Sloane N reported multiple insider transaction types in a Form 4 filing for SO. The filing lists transactions totaling 29,539 shares at a weighted average price of $90.86 per share. Following the reported transactions, holdings were 2,591 shares.
Southern Company executive Christopher Cummiskey, an EVP, reported multiple equity compensation transactions dated February 11, 2026. He acquired 22,178 Southern Company common shares at $0 through vesting of performance share units for the 2023–2025 award, and another 1,490 shares from performance restricted stock units.
To cover tax obligations, he disposed of 9,880 shares and 738 shares at $90.86 per share via tax-withholding transactions. After these movements, he directly owns about 37,469.4417 common shares, holds 2,880 performance restricted stock units, and indirectly holds 5,857.0111 shares in a 401(k) account.
Southern Company executive vice president and COO Stan W. Connally, Jr. reported multiple equity compensation events tied to performance awards. He acquired 41,031 shares of Southern Company common stock at $0 upon vesting of performance share units for the 2023–2025 award cycle, and 2,369 additional shares at $0 from the first third of a performance restricted stock unit grant originally awarded on February 5, 2025.
To cover state and federal tax withholding on these vestings, 18,199 shares and 1,163 shares were withheld at a price of $90.86 per share. After these transactions, Connally directly holds 173,981 shares of common stock and 4,581 performance restricted stock units, with a further 15,539.454 shares held indirectly through a 401(k) plan. The remaining restricted stock units are scheduled to vest in two equal parts in 2027 and 2028, with additional units credited via deemed dividends.