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Southern Co

SONYSEElectric ServicesFiscal year ends December 31Also trades as SOJC, SOJD, SOJE, SOJF, SOMN
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Jul 30, 2026Score 6/3012% above fair value
$94.61+0.90 (+0.96%)

Close on Nov 2, 2026Market cap $107.95BP/E 22.9Yield 3.11%

Southern EIA-861M Mississippi Power (ID 12686) by Month

EIA-861M Mississippi Power (ID 12686) — Monthly Total Retail Electricity Sales (GWh, through 2026-08)

Southern EIA-861M Mississippi Power (ID 12686): 993.00 gwh in Aug 2026, up 6.9% from a year earlier.

Latest, Aug 2026
993.00
Period ended Aug 28, 2026
Change on a year earlier
+6.9%
929.30 in Aug 2025
History
68 months
Since Jan 2021
Sources
1
U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026)

Where the Aug 2026 figure comes from

Source: U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗

Monthly physical retail sales, billed revenues, and customer counts reported by Mississippi Power (Utility ID 12686) to U.S. EIA Form EIA-861M — two months ahead of quarterly SEC filings.

Monthly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedEIA-861M Mississippi Power (ID 12686) — Monthly Total Retail Electricity Sales (GWh, through 2026-08)Year on yearSource
Aug 2026Aug 28, 2026993.00+6.9%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Jul 2026Jul 28, 20261,002.70+3.1%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Jun 2026Jun 28, 2026878.60-2.4%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
May 2026May 28, 2026810.20-1.3%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Apr 2026Apr 28, 2026764.90+3.7%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Mar 2026Mar 28, 2026741.50+0.9%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Feb 2026Feb 28, 2026714.70-4.8%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Jan 2026Jan 28, 2026833.40-1.2%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Dec 2025Dec 28, 2025800.30+5.9%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Nov 2025Nov 28, 2025697.90-6.7%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Oct 2025Oct 28, 2025794.40-1.4%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Sep 2025Sep 28, 2025874.00+0.3%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Aug 2025Aug 28, 2025929.30-4.0%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Jul 2025Jul 28, 2025972.30+1.2%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
Jun 2025Jun 28, 2025900.60+1.5%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗
May 2025May 28, 2025821.10-2.9%U.S. EIA Form EIA-861M — Monthly Electric Power Industry Report: Retail Sales, Revenue & Customers (Mississippi Power Co, Utility ID 12686, 2021–2026) ↗

Breakdown

What makes up EIA-861M Mississippi Power (ID 12686)

Cite this data

StockData. (2026). Southern EIA-861M Mississippi Power (ID 12686), monthly Jan 2021–Aug 2026 [Data set]. Compiled from Southern SEC filings and investor materials. https://stockdatahq.com/stocks/so/kpis/eia861-mpc-tot-sales-gwh

See every metric in the Southern KPI table. Data updated Nov 2, 2026.