Last 12 months
Inside the activity.
0 purchase rows · 13 sale rows
Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.Monthly counts
| Month | Purchases | Sales |
|---|---|---|
| Nov 2025 | 0 | 0 |
| Dec 2025 | 0 | 0 |
| Jan 2026 | 0 | 0 |
| Feb 2026 | 0 | 1 |
| Mar 2026 | 0 | 3 |
| Apr 2026 | 0 | 0 |
| May 2026 | 0 | 1 |
| Jun 2026 | 0 | 1 |
| Jul 2026 | 0 | 1 |
| Aug 2026 | 0 | 2 |
| Sep 2026 | 0 | 3 |
| Oct 2026 | 0 | 1 |
Latest available
Insider transactions
Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”
The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.
| Transaction date | Owner / reported role | Activity / security | Shares / units | Reported price | Reported value | Details |
|---|---|---|---|---|---|---|
| February 11, 2026 Filed Feb 13, 2026 20:51 UTC |
Spainhour Sterling A Jr.EVP & CLO
|
GrantSouthern Company Common Stock | 30,641 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051201 · ownership.xml · nonDerivative · entry 1 Spainhour Sterling A Jr. · CIK 0001849295 · EVP & CLO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 50,800 F1 · shares: Shares acquired upon vesting of performance share units under Company's Performance Share Program for the 2023-2025 award. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes accrued dividend equivalent units. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC |
Drake Sloane NEVP & CHRO
|
Exercise / conversionPerformance Restricted Stock Units · Derivative | 1,296 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051199 · ownership.xml · derivative · entry 6 Drake Sloane N · CIK 0001971188 · EVP & CHRO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,591 Underlying: Southern Company Common Stock · 1,296 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.exercise_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.expiration_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC |
Drake Sloane NEVP & CHRO
|
Tax withholdingSouthern Company Common Stock | 598 | $90.86 | $54,334.28 |
DisclosureSEC source: 0001193125-26-051199 · ownership.xml · nonDerivative · entry 4 Drake Sloane N · CIK 0001971188 · EVP & CHRO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 38,145 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC |
Drake Sloane NEVP & CHRO
|
Exercise / conversionSouthern Company Common Stock | 1,340 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051199 · ownership.xml · nonDerivative · entry 3 Drake Sloane N · CIK 0001971188 · EVP & CHRO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 38,743 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Shares acquired upon vesting of first 1/3 of performance restricted stock units granted on February 5, 2025. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes 44 accrued dividend equivalent units. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC |
Drake Sloane NEVP & CHRO
|
Tax withholdingSouthern Company Common Stock | 8,107 | $90.86 | $736,602.02 |
DisclosureSEC source: 0001193125-26-051199 · ownership.xml · nonDerivative · entry 2 Drake Sloane N · CIK 0001971188 · EVP & CHRO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 37,403 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC |
Drake Sloane NEVP & CHRO
|
GrantSouthern Company Common Stock | 18,198 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051199 · ownership.xml · nonDerivative · entry 1 Drake Sloane N · CIK 0001971188 · EVP & CHRO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 45,510 F1 · shares: Shares acquired upon vesting of performance share units under Company's Performance Share Program for the 2023-2025 award. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes accrued dividend equivalent units. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:51 UTC |
Greene Kimberly S,Chairman, President & CEO, GPC
|
Exercise / conversionPerformance Restricted Stock Units · Derivative | 3,240 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051200 · ownership.xml · derivative · entry 5 Greene Kimberly S, · CIK 0001573512 · Chairman, President & CEO, GPC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 6,479 Underlying: Southern Company Common Stock · 3,240 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.exercise_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.expiration_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:51 UTC |
Greene Kimberly S,Chairman, President & CEO, GPC
|
Tax withholdingSouthern Company Common Stock | 1,651 | $90.86 | $150,009.86 |
DisclosureSEC source: 0001193125-26-051200 · ownership.xml · nonDerivative · entry 4 Greene Kimberly S, · CIK 0001573512 · Chairman, President & CEO, GPC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 128,602 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:51 UTC |
Greene Kimberly S,Chairman, President & CEO, GPC
|
Exercise / conversionSouthern Company Common Stock | 3,350 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051200 · ownership.xml · nonDerivative · entry 3 Greene Kimberly S, · CIK 0001573512 · Chairman, President & CEO, GPC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 130,253 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Shares acquired upon vesting of first 1/3 of performance restricted stock units granted on February 5, 2025. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes 110 accrued dividend equivalent units. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:51 UTC |
Greene Kimberly S,Chairman, President & CEO, GPC
|
Tax withholdingSouthern Company Common Stock | 23,097 | $90.86 | $2,098,593.42 |
DisclosureSEC source: 0001193125-26-051200 · ownership.xml · nonDerivative · entry 2 Greene Kimberly S, · CIK 0001573512 · Chairman, President & CEO, GPC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 126,903 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:51 UTC |
Greene Kimberly S,Chairman, President & CEO, GPC
|
GrantSouthern Company Common Stock | 51,855 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051200 · ownership.xml · nonDerivative · entry 1 Greene Kimberly S, · CIK 0001573512 · Chairman, President & CEO, GPC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 150,000 F1 · shares: Shares acquired upon vesting of performance share units under Company's Performance Share Program for the 2023-2025 award. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes accrued dividend equivalent units. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC |
Peoples James JeffreyChairman, President & CEO, APC
|
Exercise / conversionPerformance Restricted Stock Units · Derivative | 2,833 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051198 · ownership.xml · derivative · entry 6 Peoples James Jeffrey · CIK 0001815666 · Chairman, President & CEO, APC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 5,666 Underlying: Southern Company Common Stock · 2,833 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.exercise_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.expiration_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC |
Peoples James JeffreyChairman, President & CEO, APC
|
Tax withholdingSouthern Company Common Stock | 1,438 | $90.86 | $130,656.68 |
DisclosureSEC source: 0001193125-26-051198 · ownership.xml · nonDerivative · entry 4 Peoples James Jeffrey · CIK 0001815666 · Chairman, President & CEO, APC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 42,140 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC |
Peoples James JeffreyChairman, President & CEO, APC
|
Exercise / conversionSouthern Company Common Stock | 2,929 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051198 · ownership.xml · nonDerivative · entry 3 Peoples James Jeffrey · CIK 0001815666 · Chairman, President & CEO, APC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 43,578 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Shares acquired upon vesting of first 1/3 of performance restricted stock units granted on February 5, 2025. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes 96 accrued dividend equivalent units. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC |
Peoples James JeffreyChairman, President & CEO, APC
|
Tax withholdingSouthern Company Common Stock | 18,526 | $90.86 | $1,683,272.36 |
DisclosureSEC source: 0001193125-26-051198 · ownership.xml · nonDerivative · entry 2 Peoples James Jeffrey · CIK 0001815666 · Chairman, President & CEO, APC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 40,649 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC |
Peoples James JeffreyChairman, President & CEO, APC
|
GrantSouthern Company Common Stock | 41,770 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051198 · ownership.xml · nonDerivative · entry 1 Peoples James Jeffrey · CIK 0001815666 · Chairman, President & CEO, APC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 59,175 F1 · shares: Shares acquired upon vesting of performance share units under Company's Performance Share Program for the 2023-2025 award. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes accrued dividend equivalent units. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC | Exercise / conversionPerformance Restricted Stock Units · Derivative | 1,660 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051197 · ownership.xml · derivative · entry 5 Anderson Bryan D · CIK 0001831824 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 3,319 Underlying: Southern Company Common Stock · 1,660 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.exercise_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.expiration_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
|
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC | Tax withholdingSouthern Company Common Stock | 941 | $90.86 | $85,499.26 |
DisclosureSEC source: 0001193125-26-051197 · ownership.xml · nonDerivative · entry 4 Anderson Bryan D · CIK 0001831824 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 67,389 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
|
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC | Exercise / conversionSouthern Company Common Stock | 1,716 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051197 · ownership.xml · nonDerivative · entry 3 Anderson Bryan D · CIK 0001831824 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 68,330 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Shares acquired upon vesting of first 1/3 of performance restricted stock units granted on February 5, 2025. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes 56 accrued dividend equivalent units. Read SEC document |
|
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC | Tax withholdingSouthern Company Common Stock | 13,190 | $90.86 | $1,198,443.40 |
DisclosureSEC source: 0001193125-26-051197 · ownership.xml · nonDerivative · entry 2 Anderson Bryan D · CIK 0001831824 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 66,614 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
|
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC | GrantSouthern Company Common Stock | 26,326 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051197 · ownership.xml · nonDerivative · entry 1 Anderson Bryan D · CIK 0001831824 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 79,804 F1 · shares: Shares acquired upon vesting of performance share units under Company's Performance Share Program for the 2023-2025 award. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes accrued dividend equivalent units. Read SEC document |
|
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC | Exercise / conversionPerformance Restricted Stock Units · Derivative | 1,441 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051195 · ownership.xml · derivative · entry 6 Cummiskey Christopher · CIK 0001642170 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 2,880 Underlying: Southern Company Common Stock · 1,441 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.exercise_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.expiration_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
|
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC | Tax withholdingSouthern Company Common Stock | 738 | $90.86 | $67,054.68 |
DisclosureSEC source: 0001193125-26-051195 · ownership.xml · nonDerivative · entry 4 Cummiskey Christopher · CIK 0001642170 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 37,469.4417 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
|
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC | Exercise / conversionSouthern Company Common Stock | 1,490 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051195 · ownership.xml · nonDerivative · entry 3 Cummiskey Christopher · CIK 0001642170 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 38,207.4417 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Shares acquired upon vesting of first 1/3 of performance restricted stock units granted on February 5, 2025. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes 49 accrued dividend equivalent units. Read SEC document |
|
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC | Tax withholdingSouthern Company Common Stock | 9,880 | $90.86 | $897,696.80 |
DisclosureSEC source: 0001193125-26-051195 · ownership.xml · nonDerivative · entry 2 Cummiskey Christopher · CIK 0001642170 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 36,717.4417 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
|
| February 11, 2026 Filed Feb 13, 2026 20:50 UTC | GrantSouthern Company Common Stock | 22,178 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051195 · ownership.xml · nonDerivative · entry 1 Cummiskey Christopher · CIK 0001642170 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 46,597.4417 F1 · shares: Shares acquired upon vesting of performance share units under Company's Performance Share Program for the 2023-2025 award. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes accrued dividend equivalent units. Read SEC document |
|
| February 11, 2026 Filed Feb 13, 2026 20:49 UTC |
Connally Stan WEVP & COO
|
Exercise / conversionPerformance Restricted Stock Units · Derivative | 2,291 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051194 · ownership.xml · derivative · entry 6 Connally Stan W · CIK 0001498337 · EVP & COO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 4,581 Underlying: Southern Company Common Stock · 2,291 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.exercise_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.expiration_date: Represents first 1/3 of performance restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:49 UTC |
Connally Stan WEVP & COO
|
Tax withholdingSouthern Company Common Stock | 1,163 | $90.86 | $105,670.18 |
DisclosureSEC source: 0001193125-26-051194 · ownership.xml · nonDerivative · entry 4 Connally Stan W · CIK 0001498337 · EVP & COO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 173,981 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:49 UTC |
Connally Stan WEVP & COO
|
Exercise / conversionSouthern Company Common Stock | 2,369 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051194 · ownership.xml · nonDerivative · entry 3 Connally Stan W · CIK 0001498337 · EVP & COO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 175,144 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Shares acquired upon vesting of first 1/3 of performance restricted stock units granted on February 5, 2025. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes 78 accrued dividend equivalent units. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:49 UTC |
Connally Stan WEVP & COO
|
Tax withholdingSouthern Company Common Stock | 18,199 | $90.86 | $1,653,561.14 |
DisclosureSEC source: 0001193125-26-051194 · ownership.xml · nonDerivative · entry 2 Connally Stan W · CIK 0001498337 · EVP & COO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 172,775 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 11, 2026 Filed Feb 13, 2026 20:49 UTC |
Connally Stan WEVP & COO
|
GrantSouthern Company Common Stock | 41,031 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-051194 · ownership.xml · nonDerivative · entry 1 Connally Stan W · CIK 0001498337 · EVP & COO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 190,974 F1 · shares: Shares acquired upon vesting of performance share units under Company's Performance Share Program for the 2023-2025 award. The Compensation and Talent Development Committee certified performance on February 11, 2026. Includes accrued dividend equivalent units. Read SEC document |
| February 06, 2026 Filed Feb 10, 2026 14:53 UTC |
Drake Sloane NEVP & CHRO
|
Exercise / conversionSouthern Co Restricted Stock Units · Derivative | 3,314 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-043858 · ownership.xml · derivative · entry 4 Drake Sloane N · CIK 0001971188 · EVP & CHRO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Southern Company Common Stock · 3,314 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Represents the final 1/2 of restricted stock units granted on February 6, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. F3 · derivative.exercise_date: Represents the final 1/2 of restricted stock units granted on February 6, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. F3 · derivative.expiration_date: Represents the final 1/2 of restricted stock units granted on February 6, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Read SEC document |
| February 06, 2026 Filed Feb 10, 2026 14:53 UTC |
Drake Sloane NEVP & CHRO
|
Tax withholdingSouthern Company Common Stock | 1,649 | $90.80 | $149,729.20 |
DisclosureSEC source: 0001193125-26-043858 · ownership.xml · nonDerivative · entry 2 Drake Sloane N · CIK 0001971188 · EVP & CHRO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 27,312 F2 · shares: Shares withheld to satisfy required state and federal tax withholdings. Read SEC document |
| February 06, 2026 Filed Feb 10, 2026 14:53 UTC |
Drake Sloane NEVP & CHRO
|
Exercise / conversionSouthern Company Common Stock | 3,698 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-043858 · ownership.xml · nonDerivative · entry 1 Drake Sloane N · CIK 0001971188 · EVP & CHRO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 28,961 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · shares: Shares acquired upon the vesting of the final 1/2 of restricted stock units granted February 6, 2023. Includes 384 accrued dividend equivalents. Read SEC document |
| February 05, 2026 Filed Feb 9, 2026 13:39 UTC |
Poroch David P.EVP & CFO
|
Exercise / conversionSouthern Co Restricted Stock Units · Derivative | 566 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-041988 · ownership.xml · derivative · entry 4 Poroch David P. · CIK 0001616250 · EVP & CFO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,130 Underlying: Southern Company Common Stock · 566 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Represents first 1/3 of restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F3 · derivative.exercise_date: Represents first 1/3 of restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F3 · derivative.expiration_date: Represents first 1/3 of restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
| February 05, 2026 Filed Feb 9, 2026 13:39 UTC |
Poroch David P.EVP & CFO
|
Tax withholdingSouthern Company Common Stock | 160 | $91.08 | $14,572.80 |
DisclosureSEC source: 0001193125-26-041988 · ownership.xml · nonDerivative · entry 2 Poroch David P. · CIK 0001616250 · EVP & CFO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 41,329 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 05, 2026 Filed Feb 9, 2026 13:39 UTC |
Poroch David P.EVP & CFO
|
Exercise / conversionSouthern Company Common Stock | 585 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-041988 · ownership.xml · nonDerivative · entry 1 Poroch David P. · CIK 0001616250 · EVP & CFO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 41,489 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · shares: Shares acquired upon vesting of first 1/3 of restricted stock units granted on February 5, 2025. Includes 19 accrued dividend equivalent units. Read SEC document |
| February 05, 2026 Filed Feb 9, 2026 13:39 UTC |
Cherry Pedro P.Chairman, President & CEO, MPC
|
Exercise / conversionSouthern Co Restricted Stock Units · Derivative | 531 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-041987 · ownership.xml · derivative · entry 4 Cherry Pedro P. · CIK 0001697382 · Chairman, President & CEO, MPC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,061 Underlying: Southern Company Common Stock · 531 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Represents first 1/3 of restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F3 · derivative.exercise_date: Represents first 1/3 of restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F3 · derivative.expiration_date: Represents first 1/3 of restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
| February 05, 2026 Filed Feb 9, 2026 13:39 UTC |
Cherry Pedro P.Chairman, President & CEO, MPC
|
Tax withholdingSouthern Company Common Stock | 226 | $91.08 | $20,584.08 |
DisclosureSEC source: 0001193125-26-041987 · ownership.xml · nonDerivative · entry 2 Cherry Pedro P. · CIK 0001697382 · Chairman, President & CEO, MPC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,148 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 05, 2026 Filed Feb 9, 2026 13:39 UTC |
Cherry Pedro P.Chairman, President & CEO, MPC
|
Exercise / conversionSouthern Company Common Stock | 550 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-041987 · ownership.xml · nonDerivative · entry 1 Cherry Pedro P. · CIK 0001697382 · Chairman, President & CEO, MPC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 1,374 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · shares: Shares acquired upon vesting of first 1/3 of restricted stock units granted on February 5, 2025. Includes 19 accrued dividend equivalent units. Read SEC document |
| February 05, 2026 Filed Feb 9, 2026 13:38 UTC |
Kim Matthew M.Comptroller
|
Exercise / conversionSouthern Co Restricted Stock Units · Derivative | 282 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-041986 · ownership.xml · derivative · entry 4 Kim Matthew M. · CIK 0002082705 · Comptroller 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 562 Underlying: Southern Company Common Stock · 282 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Represents first 1/3 of restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F3 · derivative.exercise_date: Represents first 1/3 of restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F3 · derivative.expiration_date: Represents first 1/3 of restricted stock units granted on February 5, 2025. The remaining award will vest 1/3 in 2027 and 1/3 in 2028. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
| February 05, 2026 Filed Feb 9, 2026 13:38 UTC |
Kim Matthew M.Comptroller
|
Tax withholdingSouthern Company Common Stock | 146 | $91.08 | $13,297.68 |
DisclosureSEC source: 0001193125-26-041986 · ownership.xml · nonDerivative · entry 2 Kim Matthew M. · CIK 0002082705 · Comptroller 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 9,575 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 05, 2026 Filed Feb 9, 2026 13:38 UTC |
Kim Matthew M.Comptroller
|
Exercise / conversionSouthern Company Common Stock | 292 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-041986 · ownership.xml · nonDerivative · entry 1 Kim Matthew M. · CIK 0002082705 · Comptroller 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 9,721 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F1 · shares: Shares acquired upon vesting of first 1/3 of restricted stock units granted on February 5, 2025. Includes 10 accrued dividend equivalent units. Read SEC document |
| February 01, 2026 Filed Feb 3, 2026 23:33 UTC |
Connally Stan WEVP & COO
|
Exercise / conversionPerformance Restricted Stock Units · Derivative | 2,364 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-036101 · ownership.xml · derivative · entry 6 Connally Stan W · CIK 0001498337 · EVP & COO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Southern Company Common Stock · 2,364 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: Represents final 1/3 of performance restricted stock units granted on February 1, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.exercise_date: Represents final 1/3 of performance restricted stock units granted on February 1, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.expiration_date: Represents final 1/3 of performance restricted stock units granted on February 1, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
| February 01, 2026 Filed Feb 3, 2026 23:33 UTC |
Connally Stan WEVP & COO
|
Tax withholdingSouthern Company Common Stock | 1,229 | $89.31 | $109,761.99 |
DisclosureSEC source: 0001193125-26-036101 · ownership.xml · nonDerivative · entry 4 Connally Stan W · CIK 0001498337 · EVP & COO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 149,943 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
| February 01, 2026 Filed Feb 3, 2026 23:33 UTC |
Connally Stan WEVP & COO
|
Exercise / conversionSouthern Company Common Stock | 2,639 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-036101 · ownership.xml · nonDerivative · entry 3 Connally Stan W · CIK 0001498337 · EVP & COO 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 151,172 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Shares acquired upon vesting of final 1/3 of performance restricted stock units granted on February 1, 2023. Includes 275 accrued dividend equivalent units. Read SEC document |
| February 01, 2026 Filed Feb 3, 2026 23:31 UTC | Exercise / conversionPerformance Restricted Stock Units · Derivative | 1,537 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-036097 · ownership.xml · derivative · entry 6 Cummiskey Christopher · CIK 0001642170 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Southern Company Common Stock · 1,537 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F4 · shares: Represents final 1/3 of performance restricted stock units granted on February 1, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.exercise_date: Represents final 1/3 of performance restricted stock units granted on February 1, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F4 · derivative.expiration_date: Represents final 1/3 of performance restricted stock units granted on February 1, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
|
| February 01, 2026 Filed Feb 3, 2026 23:31 UTC | Tax withholdingSouthern Company Common Stock | 834 | $89.31 | $74,484.54 |
DisclosureSEC source: 0001193125-26-036097 · ownership.xml · nonDerivative · entry 4 Cummiskey Christopher · CIK 0001642170 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 24,419.4417 F2 · shares: Shares withheld to satisfy required state and federal tax withholding requirements. Read SEC document |
|
| February 01, 2026 Filed Feb 3, 2026 23:31 UTC | Exercise / conversionSouthern Company Common Stock | 1,715 | $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-036097 · ownership.xml · nonDerivative · entry 3 Cummiskey Christopher · CIK 0001642170 · EVP 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 25,253.4417 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F3 · shares: Shares acquired upon vesting of final 1/3 of performance restricted stock units granted on February 1, 2023. Includes 178 accrued dividend equivalent units. Read SEC document |
|
| February 01, 2026 Filed Feb 3, 2026 23:19 UTC |
Cherry Pedro P.Chairman, President & CEO, MPC
|
Exercise / conversionSouthern Co Restricted Stock Units · Derivative | 672 | $0.00 Strike: $0.00 | $0.00 |
DisclosureSEC source: 0001193125-26-036074 · ownership.xml · derivative · entry 7 Cherry Pedro P. · CIK 0001697382 · Chairman, President & CEO, MPC 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Southern Company Common Stock · 672 shares Expires not disclosed Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. F5 · shares: Represents final 1/3 of performance restricted stock units granted on February 1, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F5 · derivative.exercise_date: Represents final 1/3 of performance restricted stock units granted on February 1, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. F5 · derivative.expiration_date: Represents final 1/3 of performance restricted stock units granted on February 1, 2023. Each restricted stock unit represents the right to receive, at settlement, one share of common stock. Additional units will be acquired with deemed dividends. Shares will be withheld upon vesting to satisfy tax requirements. Read SEC document |
Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.