SOUTHERN POWER CO
SEC Filing List

CIK: 0001160661
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FormDescriptionOwner/FilerFiling AgentDateActions
8-KCurrent report filingALABAMA POWER CO , GEORGIA POWER CO , MISSISSIPPI POWER CO , SOUTHERN CO , SOUTHERN CO GAS , SOUTHERN POWER CO 04/30/2026
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8-KCurrent report filingGEORGIA POWER CO , SOUTHERN CO , SOUTHERN POWER CO 02/19/2026
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10-KAnnual report pursuant to Section 13 and...ALABAMA POWER CO , GEORGIA POWER CO , MISSISSIPPI POWER CO , SOUTHERN CO , SOUTHERN CO GAS , SOUTHERN POWER CO 02/19/2026
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10-QQuarterly report pursuant to Section 13 ...ALABAMA POWER CO , GEORGIA POWER CO , MISSISSIPPI POWER CO , SOUTHERN CO , SOUTHERN CO GAS , SOUTHERN POWER CO Southern Co /fa10/30/2025
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8-KCurrent report filingGEORGIA POWER CO , SOUTHERN CO , SOUTHERN CO GAS , SOUTHERN POWER CO Southern Co /fa10/30/2025
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8-KCurrent report filingSouthern Power Co Southern Power Co /fa09/19/2025
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424B2Prospectus filed pursuant to Rule 424(b)(2)Southern Power Co Southern Power Co /fa09/17/2025
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424B2Prospectus filed pursuant to Rule 424(b)(2)Southern Power Co Southern Power Co /fa09/17/2025
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424B5Prospectus filed pursuant to Rule 424(b)(5)Southern Power Co Southern Power Co /fa09/16/2025
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424B5Prospectus filed pursuant to Rule 424(b)(5)Southern Power Co Southern Power Co /fa09/16/2025
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